L82 cam specs. Just a hair bigger than the L-79 cam.
L82 cam specs 3L Truck Norris grind is a popular choice for those looking to delete DOD/AFM on their L84 engine and 1981 L81 (350CI) Engine Guide: Specs, Features, & More. I want good low end and vacuum to operate the car as it is now. Another accurate way to look at it is the L-46 is an L82 with 11:1 compression. So if anyone can tell me what a good cam is and also what the stock cams specs are. 050. why did everyone fear the 350-hp 327 in a chevy ii? full dyno results-l46 350-hp 350 vs l79 350-hp 327 vs l82 250-hp 350. Available Special 5. The 68 cam shown may actually be a non-Corvette item. Credit goes to the Corvette site. 02" intake & 1. Worse was the impact that California emission standards had on the I'm actually going with about 10:1 compression, but the L46 and L82 used the same cam, and the L82 compression ratio was even lower than that, so I assume 10:1 will work fine, and of course that will probably rob a little torque from an exact L46. BTR CAMSHAFT - GEN V TRUCK - STAGE 3 V2 - 2241533104R0. And that the 151 created more torque in 283-350 motors with cast iron exhausts or with restricted exhaust. Specs @ 0. 537 Regardless your 300hp crate engine is very similar to the L82 engine, uses the came 962 cam and probly faster than most L82s too. are 224/224 @ . Great bottom end with the L82, Improved hi RPM with the LT1. C3 Tech/Performance The General Motors 60° V6 engine family is a series of 60° V6 engines produced for both longitudinal and transverse applications. Letter Cams) have been around for decades and are often the go-to choice for Mustang owners looking for more performance from their 5. 25:1 (LS4 Engine) Rocker Arms Stamping, Steel Crankshaft Material: Forged Steel Camshaft Material: Cast Alloy Iron Oil Pump Type: Gear Normal Oil Will probably get 3. In 1980 the base L48 engine put out 190 horsepower and the L82 was rated at 230 horsepower. Engine Configuration. And 11:1 is the compression for an L46 and they do have 2. 440"/. Just get a good set of heads, say AFR 195's and maybe a little bigger cam. 450 Exh Lift 0. 410" lift. 02" intake valves and 1. With all of the horror stories of Flat Tappet cam failures that are out there we decided ( Joe Davis and myself) to build a engine run/test stand so we could C5 General - Stock Cam specs 03 Z06 - I want to replace the cam in my 03Z and I am trying to determine what to purchase. If you want a little more bang for the buck,this is available from Summit Racing part # SUM-K 1105 cam & lifters for $62. 64801. of course it would make even more power, but the spray will throw you back in the seat as is, if it is a real L82 in good shape. L82 350 Cubic Inch) 4. 5 LS/LT, Vortec/EcoTec3 Engines C3 Tech/Performance - Need Specific L82 Cam Specs and Valve Lift for D. INTAKE LOBE LIFT @ TDC: 0. Unique to the L84 and L76, which were essentially identical in base construction, was a new high-lift camshaft. 462/. Its a complete list of all the torque specs for Gen IV 6. 470 lift and duration numbers of 218/224 at . 465 on 108383 with Doug Herbert hydraulic roller 240/250 . Chevrolet Performance Hydraulic Flat Tappet Camshafts 3896962 NAL-3896962. Genuine GM L87 Camshaft 12664912 Stock replacement OEM Camshaft for 2019+ 6. 460 lift 114 LSA I had one in my 327 and it pulled pretty hard to 6k. 410 lift, 196/202 duration @ . 2L Truck/SUV Engines. 390/. with . '962' cam / L46 / L82: Int Dur (050) 222 Exh Dur (050) 222 Int Lift 0. 349. I have one correction- the 1974 L82 did not have mechanical valve lifters, it had a flat tappet hydraulic cam. I would go with a more modern grind with a slightly bigger exhaust duration than the L82 cam. OEM #3863151, 350 HP, L-79, 327 WG-996 (Cam only) WG-996Kg 151H Hyd C 222 222 306 306 Application. Would like to know the stock cam specs and head specs. 500 on 110 LSA, had vacuum issues power brakes, vacuum headlights & windshield wiper door didn't work Notably, the L84 V8 isIt is essentially the same engine as the 5. 465/. Brian Tooley Racing is proud to introduce the next innovation in the GM performance truck industry. L48 was a flat top 350", 10. 006 inch tappet lift. 410" Lobe Separation 112 if its an L48 . 5 ratio rocker arm (. This Genuine GM Camshaft is the ideal replacement for cams that have been Specifications for the 1973 Corvette, including dimensions, electrical, capacities, engine, and features. 00:1 Reverse Gear 2. Both are 4 bolt main blocks with high nickel content, Steel crank,Pink rods,2. 4 litres (2,837 and 3,350 cc) and The only difference between the two is The solid lifter cam/Holley/high dome piston on the LT1 and Hyd. To celebrate the 25 th anniversary of the Corvette, Engine Specifications. Through the latter half of the 1980s, the L82 small-block served as the Corvette’s “high-output” engine, though it only produced just north of 200 horsepower. 447 114 1. 3L Oil Pan Torque Specs (M6): 8 ft-lbs Chevy Silverado 1500 5. C3 Tech/Performance - L82 head specs? - What exactly are the specs of an L82 head? I've tried to research with no luck. Great answers so far! I can just add one thing: the L82 had a 9:1 compression. 3L EcoTec3 Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More LS and LT Engine Reference Guide for the Gen. Lb Ft. 050 and only 0. the stock L-48 Camshaft barely lifts the valves off the seat and not for very long. Includes: GM Flat Hydraulic Lifter Set. 260 lb-ft 353 Nm. 454" 14LSA look a bit puny : When I 1st started looking at these SBC cams I was surprised to see both in/ex having the same durations & lifts for a lot of cams. 6" exhaust (as opposed to 1. 460 Dur @ . But it is an older design, so some of the more "modern" grinds may be better. When a cam has to try to pretend to be a roller just get a roller and save the headache. However, the biggest difference is that the L79 cam is 4 degrees advanced from the 0 advance on the L46/L82 cam (p/n 6962) Although the latter cam has . in all their years! Part number is 3896962 with the following specs: Duration is 320* advertised (0 lash), 224* @ . 35:1 Close Ratio Four Speed M21 Transmission L82 Engine A friend was using a 264 isky mega cam in his camaro , 350 AT, 3. 450" 106 LCA The L48 350 engine in 1979 raised horsepower to 195, and the L82 raised output further to 225 horsepower. 9:1 scr straight from the (GM) horse's mouth see pages 83 thru 85 https://www. At Chevy Silverado 1500 5. Product Description. Log In; Register; forged pistons, a different cam, heads with 2. 45" Stroke 3. In. 540"/. Bore Apr 21, 2021 · reliable valvetrain specs for 1979 L82 which had 8. There are a ton of aftermarket cams from extremly mild to wild tha tare a better cam than the L48 cam. Take a look at the Texas Speed 228R, it's the XER lobe and many have had great results with the LS motors L84 5. The LT-1, L46 & L82 all used 2. 7 Liter V8: This beauty features a higher lift cam than the standard Corvette V8, has special heads with larger valves, impact-extruded pistons, a forged steel crankshaft, with each main beating cap secured by four a real L82 has forged crank and pistons. 1" Main Journal 2. Save Share The L82 specs are: 222/222 @0. D. P 11/19/18. Petrol. 3L EcoTec3 Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More LS and LT The l82 6964 cam grind is a sweet little streetable cam but an easy and safe choice is an eldebrock performer series matching set heads cam and intake or at least a matching cam and intake if you already have a good set of heads and yes in with a milder cam a little wider lobe separation's(112-113 as opossed to 107,8,9's) will improve fuel mileage as long as your The 097 cam was a factory solid lifter Corvette cam for the 283 engine. Key Specs. I need the following: Cam Duration Advertised Cam Duration at In 1978, the L82 engine was rated at 220 hp and recorded quarter-mile times in the high 15s at around 88 mph. If you Engine Mods - Need technical specs on 1979 L82 engine - Does anyone know where I can find technical spec's on a 1979 L82 engine. 450/. 02 intake 1. 460 inch valve lift. Notably, the L84 V8 isIt is essentially the same engine as the 5. Not questioning your knowledge but are L82's really equipped with 222dur @. U. V 8. 450/0. I think my decision would be much easier if I knew the specs of the stock cam. V8 engine. . Even ifyou go with an aftermarket mild cam it will provide a little more power than the stock one. But for the price it is a good one. 94 inches, whereas the L82’s C3 Tech/Performance - 74, L82 350, changing cam - We want to increase the horsepower on our 74 corvette. Lopey idle and decent mid-range All BTR L83 camshafts come with VVT Target Angle table specs on the cam card, making it easy for your tuner to quickly dial in the VVT function for the best powerband possible. 5" exh valves. The 097 was the last 3 digits of With all of the horror stories of Flat Tappet cam failures that are out there we decided ( Joe Davis and myself) to build a engine run/test stand so we could See the complete technical specifications and performance information for the 1974 Chevrolet Corvette, including engine specs, acceleration, & quarter mile. I've never driven an E cam car, but I've heard they "come on" somewhat later. I have a pretty good See the complete technical specifications and performance information for the 1974 Chevrolet Corvette, including engine specs, acceleration, & quarter mile. That same cam was originally used in a 350 c. P. M. Interestingly, the heads are all the same casting. compression is 9. Camshaft Retainer Plate (Countersunk Torx Bolts): 11 lb-ft. GM 12664912 L87 Camshaft 6. 3L Gen V L83, L84, L82, L8B Specifications for the 1979 Corvette, including dimensions, electrical, capacities, engine, and features. Originally Posted by Paul 75 L82. 05570 . In Corvette: Technically Speaking, the 68 cam is shown as two different values. 559"/. Probably the FI cam but I'm not certain of it's original engine but probably the 283-283 FI or the 283-270 HP engines. Email this Page The L82's higher compression pistons, bigger cam, large valve heads, aluminum intake and stronger 4 bolt main, resulted in the hp gain over the L48's. Joe C3 Tech/Performance - 77 L82 cam specs/head specs - I am upgrading a stock 77 L82,already have installed a set of Hooker headers. Specs are . Are they different/same for varying years? Thanks. 050" , Lift . 2 inches 205 Horsepower L82 Engine 3. 55:1, 3. I did not get a cam card with the build sheet so I bolted a degree wheel to the balancer and gave the crank a spin. 50 Cam Lift Opens Closes Duration SAE Specs@ (0. The engine produced adequate torque relative to the horsepower rating, but it wasn't Chevy L82 Engine Specs. if u spray it, u dont have to bother with new heads, cam. We are doing everything within our control to ship orders as L84 5. 460 lift split and 222 degrees of duration. In 1979, Chevy gave the L82 larger valves, a 10. The later L82's had the worst heads with open chamber thin castings - u could only improve them by replacing them with nearly any other chevy sb head. Connecting Rod Bolts: First Pass: 15 lb-ft, Second Pass: + 85 Degrees L46 / L82 Camshaft- Small Block Chevy- Flat Tappet Hydraulic. 8 and 3. Intake duration @ . I have one correction- the 1974 L82 did not have mechanical Second is the cam. 050 222/222 or 224/224 LSA 114 The specs on the 327/350 cam 222 degrees at 0. JMO, but that cam's intake duration is too long for low Ford’s famous Alphabet Cams (a. 447" x 110*/118* (114* LS). Additionally, the low restriction, dual snorkel air intake that had been introduced on the L82 Specifications for the 1978 Corvette, including dimensions, electrical, capacities, engine, and features. This is similar to the 151, but has more lift, still a mild factory cam 3896962 L82 late 70's vette HYDRAULIC Lift . For felt power, the differences that matter between the L48/L81 and the L82 are the cam, compression, and timing. The basics cam specs are: ISKY Cam: 205/226 . Cam specs for 74 L82? Jump to Latest 5K views 3 replies 3 participants last post by grumpyvette Sep 19, 2006 What are the specs on the GM 151 cam? I have the stock L82 cam out while I do several projects. 447-114 – 327-350HP, L79 The L 82 is basically a leftover LT 1 design,has the steel crank,four bolt mains,does not have the compression ratio and valve train/cam as the LT 1 did,solids vs hydraulic lifters and has the larger 202 valves,stronger hydraulic cam then L 48 and an aluminum intake. 02/1. My old 73 had an L48. While the cam of the L82 is more powerful, the L48’s cam is practically comparable. 350-horse Corvette (L-46) with an 11:1 compression. a. 7 liters (350 cubic inches) and features an overhead valve (OHV) design. 3L EcoTec3 Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More L82 5. The advertised duration is 292/288 that is checked at 0. Forum searches tell me the L82 cam is pretty good . One source for this info is the old HPBooks: 'how to hot rod your small block' or old GM performance mags from years ago. I'm not an expert on engine building, but I'm thinking about some upgrades for our L82 in 1978 Silver Anniversary C3. 358 X 1. I believe they are the same for the 78 and I know the cam specs are the same. 99. 298 The specs are not much different from the L82 cam you already have. By 1981 the only powertrain combinations available to the Corvette was the new L81 with 190 horsepower. the L79 cam is advanced by 4 degrees compared to the split duration of the L82 cam. Specs: 215/233, . 416) @ 110 ATC Intake Close @. It looks good, but I will replace it since it is over 30 and I have it out. 7 inches Rear Track 59. 1980 Corvette Specs. 94" int / 1. Lb In; Accelerator Control Cable Bracket Bolt: 14--125: Accelerator Control Cable Bracket Nut: 10--89: Camshaft Position Sensor Bolt 1964 L84 Engine Tech Specifications and Configurations. and camshaft specifications such as lift, duration, and LSA), there is very little cross-linkage between ignition advance and The highest performing Corvette engine, the L82, achieved five more horsepower – from 220 to 225 – with a new cam, larger valves, a higher compression ratio and a more efficient exhaust system. 66) SKU: 3896962 Weight: 9. I can't seem to find any accurate info on this. 60 exhaust valves. S. 3L EcoTec3 Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More - OnAllCylinders says: July 19, 2019 at 11:15 am This is an engine specification guide for General Motors’ fifth-generation L82 engine that launched in 2018 for use in the Chevrolet Silverado 1500 and GMC Sierra 1500. Dont want to do anything over the top,just something with a little lummpy idle and increased perf. 23:1 4th Gear 1. 050"): L79 Hydr. 484" Pistons: Part #474192 Forged flat top pistons Compression ratio: 8. 5 inches Length 185. 0:1 (L82 Engine) 8. The L48 used the basic 3896929 cam with 195*/202* Duration @ . -Nate I have to disagree with the previous replies. cam/flat top piston and Rochester on the L82. which Apples to Apples is worth over 30 horsepower just by installing it. LT1 LT4 L83 L86 L84 L87 L82 L8T L8B. 050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – . See the complete technical specifications and performance information for the 1978 Chevrolet Corvette, including engine specs, acceleration, & quarter mile. 460 Per ISKY it was 9 hp stronger than the GM 222/222 factory cam in their testingFlat tappet ISKY Mega Cam 270 Specs 221/221 . 531" To add to that I have encountered other GM cams (929 for example) that have multiple specs available that often contradict each other. Then it got ripped Apr 6, 2006 #6 hhott71 R. Vacuum secondary question Thread Tools. The cam specs shown assume a 1. Am sure the L82 would pull harder at higher rpm but the isky had a lot more low and mid range power. gmheritagecenter. L48 cam specs. 52:1 2nd Gear 1. The 80 L48 is also 190 hp. Cam was 195/203, . 70:1 Transmission Synchromesh All Four Gears Standard Fuel Tank Capacity 18 Gallons Steering Wheel Diameter 15. I put a GK solid 480 cam in it and turned 6 grand everyother corner for 2 years. I'm looking for stock HP to the tires, top speed, 0-60, 1/4 mile, etc. 1 BTC 42 ABC 223 30 BTC 80 ABC 290 . 494" 114LSA-Genuine GM Non-DOD L8T engine camshaft. Read up on the posts here about cam break-in oils some oils don't have the additives they used to due to the Feds,maybe do a 1977 Corvette Specs. All options are listed, including prices and quantities shipped. 5LSA. 447"/. 013" more lift, this difference is insignificant. You need to give Apr 14, 2021 · I see a lot of cam threads with general suggestions such as Duntov cam or L79 cam, usually without real info on specs. 3L Oil Pan Baffle The L-79, 327/350 HP cam (GM #3863151) specs are: 222*/222* x . Total 1980 Corvettes Built- 40,614, All Coupes. Specifications GM Available Special 5. $241. 2:1 (1978) there are other changes for example in 78 the L82 exhaust was 2 1/2" while the C3 Tech/Performance - 1976 L82 Specs - Just wondered if anybody could let me know specs for the L82. 25/1 CR. 55:1 Close Ratio Four Speed M21 Transmission L82 Engine Thanks Tom. Need specific specs like torque poundages, valve sizes, etc. 2-to-1 compression ratio and new cam to push C3 Tech/Performance - L82 cam specs - I'm looking for cam specs ( intake & exhaust durations in degrees at different valve lift values ) for a stock 73 Vette L-82 engine. on 350/350 GM style cam - First encountered this cam on a 1969 Corvette 350 ci with 350 HP. I had a tired 350 with Vortec heads and a 222 at . 9:1 The L46 cam is available from Federal-Mogul under part number CS1095R, available through any NAPA store or Summit Racing (with lifters HT817). Distributor - I know this topic is probably beat to death, but I need a few specifics that I don't have for a Davis Unified Distributor I am going to order. 5:1 Specs datasheet with technical data and performance data plus an analysis of the direct market competition of Chevrolet Corvette 350 V-8 L82 (man. The L-48 is a poor motor to begin with (cast crank, cast pistons, 2 bolt mains) but the L-82 is a really good starting point. L46 cam is the same as the later L82 vette 450ish lift or so. 4) in 1978, the model with 2-door fastback coupe body and V-8 5733 cm3 / 349. 50 4 ATC / Max lift: . Bore 1/5 = 2. reliable valvetrain specs for 1979 L82 which had 8. 2L engines. L84 5. 298 . 460 Genuine GM L87 Camshaft 12664912. 61:1 3rd Gear 1. 500/. Theres some cheap stuff out there that should be I went searching for some specs of that cam and the 350 horse 350 L-82 cam. 9:1 scr straight from the (GM) horse's mouth see pages 83 thru 85 considerably more than an L82. On the box it says Erson Cams Part# E 112061 Grind: Viking 100 H For early 265-283 C. Anybody knows ? Thanks. Heads had 1. Part Number: 3896962 Description: Hydraulic flat tappet A new Four-Speed manual transmission is standard. C3 Tech/Performance - Cam specs for 1980 L-82? - Hi All, Anyone have the cam specs for a 1980 L-82. Our Gen V truck camshafts were born from the demands of an ever changing market. That's hardly impressive compared with today's Corvettes, but in 1978 it could soundly Stock Chevy 350 L82 cam: 222/222/. It's a copy of the 3896962 cam used in the Hi-Po 350 Z-28, LT-1 & L-82. 003 to . 3L Oil Pan Torque Specs (M8): 18 ft-lbs Chevy Silverado 1500 5. 7 Liter L82 V8: This performer features a higher lift cam than the standard Corvette V8, has special heads with impact-extruded pistons, a forged steel crankshaft, with each main bearing cap secured by four bolts, plus finned, aluminum rocker arm covers Just put a new cam in and there was not a cam card from the shop. Mar 30, 2001 14,377 Joplin Mo. 416/. View Next Unread. 460 222/222 114 lsa Reply. Car is a stock 1973 L82. Back to Subforum. 50 29 ABC, Intake Close 48 ABC Intake Duration 243 degrees/ 205 A simplistic but accurate way of looking at the L-46 is to think LT-1 with an L82 cam and an L48 intake & carb. A friend ran an L-79 cam in his low compression 350 truck block. Info is all Jan 26, 2010 · There were two 350 options for Vettes in '79 IIRC, the L48 and the L82. Stock replacement OEM Camshaft for 2019+ 6. . I have used these on several small blocks they are a great street cam. 94" and 1. 60 valves, auto with 3:55 gear , stock manifolds with 2. Chevrolet Performance / GM Camshaft #12672469. 030 intake, . - Could someone supply me with some specs on the 1979 L48 and L82's. 5 = 0. 390" Exhaust: 202 Duration @ . i. Specifications GM Specifications for the 1979 Corvette, including dimensions, electrical, capacities, engine, and features. Specs: 204/212 . 20 LBS Availability: Y Shipping: Calculated at checkout : Quantity: Share > Product Description. Not Yet Reviewed. This cam will produce a "performance" exhaust note and idle while still producing enough vacuum to operate the power brakes and headlights. Fits 2019-Newer 5. The l82 6964 cam grind is a sweet little streetable cam but an easy and safe choice is an eldebrock performer series matching set heads cam and intake or at least a matching cam and intake if you already have a good set of heads and yes in with a milder cam a little wider lobe separation's(112-113 as opossed to 107,8,9's) will improve fuel mileage as long as your Here are the details on the L82. Inside the car, the light weight seats that had been used in the 1978 Pace Car replica were made standard in the 1979 models. 35:1 Close Ratio Four Speed M21 Transmission L82 Engine L-79 Cam The L-79 cam was the 350HP 327 cam. 00" (LS4 454 Cubic Inch) Displacement: Standard, L82 Engines: 350 Cubic Inches LS4 Engine: 454 Cubic Inches Compression Ratio: 8. 00:1 See the complete technical specifications and performance information for the 1977 Chevrolet Corvette, including engine specs, acceleration, & quarter mile. 5 duels The two cams I'm looking at are Both Comp Cams XE256h and XE262h , my question is how is the drivabilityof these,and Chevrolet Corvette C3 Coupe 1978 350 V8 L82 Specs (1977 - 1978) - Technical Specifications for Years 1977, 1978. It's got a lot of specs for each motor I mentioned. 3L V-8 DFM VVT DI (L84) for Chevrolet Silverado (Image/General Motors) This is an engine specification guide for General Motors’ fifth-generation L82 engine that launched in 2018 for use in the Chevrolet L82 Corvette Engine Specifications And Technical Configurations. Cam Style: Hydraulic flat tappet Camshaft Use: Street Intake Duration at Complete information on the GM 5. Features a higher lift cam than the standard 350 V8, special heads with larger valves, impact-extruded pistons, a forged crank running in 4-bolt main bearing C1 & C2 Corvettes - 3896962 Cam 4 deg advanced - My car is a 66 coupe 327/350 M21 3:70 I installed a L82/48 cam 3896962 dot to dot on the timing sprocket & chain set NAPA (cloyes) 10-3023X All readings were right on. 251" / 4. 8 cui, 164 kW / 223 PS / 220 hp (SAE net) of power, 353 Nm / 260 lb-ft of torque, 4-speed manual powertrain offered since October 1977 for North America Including 3896962 - 69-81 L46 / L82 Camshaft- Small Block Chevy- Flat Tappet Hydraulic. Be the first to submit a review on this product! Review and Rate this Item: Product Accessories for Camshaft, Hydraulic Flat 3896962. Jul 26, 2016 · What are the original cam specs for the '78 L82? In today's technowlogy, what is a current cam that meets this original cams performance? Without going crazy what cam would work best using the original cast irone (rebuilt) heads, intake and carb? Would replacing the Apr 16, 2021 · Do you have to run the factory L82 cam? If not you might be better off with the 350 HO cam p/n 24502476 at 212int/222 exh @. The close ratios Another cam to consider if you're looking at GM blueprint type cams is the Melling part no. all have forged rods. 08 rear and his car was a lot more responsive than my 76. More pictures. Two years later the L82 saw its output increase again to 220 horsepower. I think that the idea was, the "newer" 6962 cam had better low lift flow because of lobe separation or ramp angle, in bigger cubed engines. 460 Lift, 222/222 duration @ . 73`s pretty soon as well. 3, Gen. C3 Tech/Performance - 79 L82 cam choices - I'm rebuilding the engine in my 79. I wonder where If a cam wasnt (FT type) wild I might chance it for an occasional driver anything else would have to be roller. 6:1 ,stock heads mild ported with 2. pdf Feb 24, 2021 · Chevrolet Performance 3896962 - Hydraulic Flat Tappet This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used C3 Tech/Performance - stock L82 cam specs - What are the specs for the original factory cam for a 1978 L82? My present cam has no markings on it and I think maybe a PO put in an aftermarket cam. Thanks. The 2 hydraulic cams I'm talking about are in the middle here, (the rest are solid lifter cams) they are Crane blueprinted versions of the popular old school musclecar cams, the 327/300hp cam is torquey, but it's smooth like a stock engine, usually good for about 5500k rpm, The 327/350hp cam will give you a smooth but "rhythmic cammy idle", and Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at . The base L48 engine, which had been rated at 195 horsepower in 1979, lost five bhp as a result of emissions tuning – taking it back to 190HP at 4,400rpm and 280lbs/ft. Ford Performance designed these Since you said 195 HP, I'm assuming it is the same engine. LOG IN; REGISTER; 73 L82. You already have forged pistons, forged crank and 4 bolt mains. Compare with another car. 395/. Chevrolet Corvette C3 Coupe 1978 350 V8 L82 Body, Model and Production details. The Corvette’s base 350 V8 for 1973 was the L48 which had dropped to 190 horsepower. I have a co worker who wants me to build up his L82 and wanted to get an idea on what he already had. 1967 Mustang 289 Specifications for 0-60 If you like the old L82 cams or the 350/350 cams but want a newer lobe design with a faster ramp profile (that won't affect drivability) I'd look at Comp Cam Extreme Energy camshafts. If one would compare performance, I'd suspect that each would be nearly identical if the L82 cam were installed 4 degrees advanced. 450" 114 LCA Crane 274HO6 specs are: 218/218 @ 0. Crane all offer the GM 3896962 (L82 cam). 3L L84 L82 Gen V Engines (8th Digit of VIN = D or F) Specs: 21x/22x . Of course, 1/4 mile times and stuff aren't the same for everyone, but an estimate 14 responses to “LS2 6. 00:1 Reverse Gear 1. 447 lift is not a big cam I read that the 151 cam worked well in smaller displacement 283-327ci motors. 0 Apr 5, 2007 | 10:24 PM Share #23 Oklahoma Academy C3 Tech/Performance - specs on '79 L48/82. 390"/. Part Number: NAL-3896962. it is a smooth, high vacuum camshaft developed to haul around the 4000 pound Caprices of the day. You can buy a stock or replacement cam for your motor but why. 8 cu-in 5733 cm 3. Two part numbers are listed and so there may actually be two cams. The stock cam is REALLY weak, so I plan on upgrading it. 447/. The Gen V 5. 540", 110 LSA, 14% fuel lobe. 60 heads with screw in studs and come with a combustion chamber ranging from 74-76cc. L82 Engine 1st Gear 2. And it's the same cam Chev/GMPP continues to install (a poor choice) in its 350/290 which has all of 8:1 scr LOW compression. 5 HYD EXH. Like what heads, cam, etc. But I am fairly sure, the 327/350 was couple degrees smaller than the L46/L82 cam from the 350" motor. – 221/221-. in. 43:1 2nd Gear 1. Somewhere I read that the 2019 5. 050- 222Exhaust Specifications for the 1977 Corvette, including dimensions, electrical, capacities, engine, and features. 2450 – 2750 for L48, 2450-2750 for L82: Lining area (sq. 327/350 cam was on 114lsa, but it was ground with faster ramps and installed at an earlier ICL than the later version, wanna say ICL was 107. Here are the specs for the 962 cam per an old Hot Rod mag Thinking of installing a 350ci / 350hp cam in my 77 L48. com/docs/g rvette. Can anyone tell me the specs ( horsepower, compression and cam ) on a stock 1977 350 out of a 77 crewcab pickup truck? The 1973-1974 L82 was a "performance" version of the 350 producing 250 hp (186 kW) and 285 lb·ft (386 N·m) from 9:1 compression. The L 48 is the base motor,cast crank,two bolt mains,lower compression ratio,hydraulic C3 Tech/Performance - Advice on L82 + AF195 61cc + ZZ4 + CAM ? - I would love advice from experts on this forum with experience upgrading L-82 engines. 4 inches Overhang (Rear) 44. Nor can I vouch that these are in fact the correct specs--I copied them from some source that I no longer recollect. how much power did these legendary The L46 cam is available from Federal-Mogul under part number CS1095R, available through any NAPA store or Summit Racing (with lifters HT817). The following users liked this post: LarryinWV (10-26-2020) Get notified of new replies. What do you guys make of this cam, any numbers on lift and so on. This Duntov-derived camshaft carried the “30-30” designation due mainly to its specified valve lash adjustments (. a real L82 has forged crank and pistons. In this article, we will explore the specifications of the Chevy L82 engine, including its engine configuration, engine oil specs, and service intervals. I have been studying Cam Specs and reading articles about various Vortec builds, but most of the articles are trying to squeeze every last ounce of HP they can out of them and they rarely discuss streetablilty. To '76 L82 Cam advice. I`m going to dial it in with the L82 cam and see what I can get from it before I change it but I`m curious what you guys think about the power difference. The 65-67 L79 350 hp cam and the 68 L79 350 hp cam are shown the same in some documents and different in others. Still has a GM part number on it but would May 26, 2005 · The L82 cam has MORE duration than the L79 350HP 327 cam. 050? That's probably the biggest cam I've heard of in any stock small block including LS1's. -Ideal for doing DOD/AFM/DFM deletes on 2014-2024 5. Other Items In Well I found this while looking for the torque specs for LS3-L92 heads. The 097 was the last 3 digits of C3 General - 1978 L48 350 camshaft - I am rebuilding my 1978 corvette pace car engine. PAC Pac L82 Cam & Lifter Kit. 326 in. Thanks for the help. k. to come out of G. The Summit kit 1104K isn't close, the peak lift centerlines aren't the same. 050 , lift, duration, etc. 484/. 64:1 2nd Gear 1. The Chevy L82 engine is a V8 engine that was first introduced in 1973. 030 exhaust). I want a performance step up from stock (which I don't know what it is). 460 Reviews. Close-ratio 4-Speed manual transmission. 410 lift on 112* lobe Jan 14, 2019 · In stock trim on our dyno, the 9. I. 1979 L82 Engine Specifications Block: 4 bolt main block Crank: Part #3941182 Forged crank Two main seals Rod Journal 2. It is an L48 350 and I am looking for a camshaft. 0L engine. I guess I really did hit my head to hard. 60" exhaust valves, plus screw-in rocker arm studs and pushrod guidplates. A new automatic transmission is available for the L82 350 Cu. So I put in the 264 mega cam and what a difference. 94:1 Four Speed M20 Transmission 1st Gear 2. flat tappet E: 222 E: . Note: This listing is for the L84/L82 version of the Truck Norris only (2019-Newer with "D The HO cam isn't that hot under about 2500 rpm, when you hit that point you can definitely feel the cam "come on" to the power band. 484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. ) Mechanically, both the base L48 and optional L82 engines received a 5 horsepower increase due to a new “open flow” muffler design. 193/199 . For your application and from what you have said I'd stick with the XE262 grind. 22210 cam. 60 valves Talking 1969-1970 specs. L82 Engines: 350 Cubic Inches LS4 Engine: 454 Cubic Inches 9. This particular L82 350hp 350ci cam offers 224 degrees for both intake and exhaust at 0. 1977 Corvette Specs. The L48’s cylinders measured 1. Seems to be straight off the service manual for Gen IV motors, specifically Corvettes, LS3/7. 65 (You save $9. Camshaft Sprocket Bolt/VVT Actuator: First Pass: 48 lb-ft, Second Pass: + 90 Degrees. We were a little disappointed with the low end response as well. 0L Car Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More” LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family - OnAllCylinders says: December 7, 2017 at 8:34 am [] LS2 Car Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More [] Including PAC-3896962 - Pac Pac L82 Camshaft & Lifter Kit- Small Block Chevy- Flat Tappet Hydraulic. Just a hair bigger than the L-79 cam. Views: Performance Specifications: Compression Ratio: 11:1: Horsepower Rating: Cam Housing Bore Dia. Bore 2/4 = 2. That has to be one ofthe mildest cams ever put into a small block. ,,, its a warmed over standard 350 L82 did have 2. All I really know about them is that they are 2. Mike LT1 cam specs; C3 Tech/Performance V8 Technical Info, Internal Engine, External Engine, Basic Tech and Maintenance for the C3 Corvette. 346 in. This was put in my slightly built 75, small block. (L82). The cam overlap determines how much reversion is caused to impead the initial flow Specifications for the 1976 Corvette, including dimensions, electrical, capacities, engine, and features. 4 & Gen. 050 . It has a displacement of 5. An L48 should have the same specs as an L82 iirc. That's almost enough duration to make 375hp. You need to give more specs on your Vette, is it an Auto? or 4 speed? Cruising around town or on the highway? 4. Orders may take longer than usual to process due to manufacturers having issues receiving and shipping parts. Anyone else done this? Anyone know the specs on this cam and who makes one? Reply Like 11-10-2001 | 03:34 PM #2 l46, l82, specs. 0 inches Steering Ratio The 097 cam was a factory solid lifter Corvette cam for the 283 engine. $231. 8 inches Front Track 58. Hope it helps and saves some search time. Got it from Pace Performance so credit to them. Base L48, L82 Engine 1st Gear 2. Dont need to match brands of lifters and cams with rollers just get the pushrod length right. Reply. 277 (. What doesn't matter until you try to build power are the 4-bolt main bearing caps and forged pistons in the L82 vs 2-bolt and cast pistons in the L48/L81. CAMSHAFT SPECIFICATIONS Part No. Lifetime Gold Member. 050 L82 cam (hydraulic Body Specs Wheelbase 98. Milled flat on rear journal. Show Printable Version. 0 inches Overhang (Front) 42. (224 degrees vs 222 degrees) Reply Like. 02 valves and a lil bit more cam this was a sad time for SBC's IMO,,, L82 cam specs ,, looks pretty close to the L79 hyd cam C3 Tech/Performance - Spec. Mechanically, the 1980 Corvette suffered some because of increasingly stringent emissions regulations. N·m. 3L V8 L82 engine, including detailed info, specs, vehicle applications, horsepower, torque, materials, emissions and more. 2L Truck/SUV Engines Specs: 204/212 . Re: camshaft specs for 79 Corvette L82 Post by F-BIRD'88 » Tue Apr 20, 2021 9:55 pm Possibily a good candidate for a ported modded 305 head to replace the crappy and crack prone oem 462624 or 882 stock head if you A, want more compression, B. I faild to sy that I plan to change L82 5. 3L V8 L82, only the L84 features Dynamic Fuel Management, while the L82 instead features Active Fuel Management. 31. 3L Oil Drain Plug Torque Specs : 18 ft-lbs Chevy Silverado 1500 5. Lars L79 versus L46/L82 cam specs (duration @ . One aspect of mechanical lifter cam specs that is sometimes overlooked is that the valve lift is a theoretical number Specifications for the 1974 Corvette, including dimensions, electrical, capacities, engine, and features. An excellent choice here for upgrade is GM's own L-82 camshaft. Become a premium member for just $10 your first year - deal ends December 31. 465 LSA=108 Intake CL = 110 Intake Open 15 BTC, Open @. Specs. Want more power/torque at low cost. In this episode of Speed Secrets, Richard Holdener takes an L82 Small Block Chevy and adds RHS aluminum heads, a Comp Cams XE274H camshaft, and an intake to The L82 cam is a very good cam, is the same as was used on the 327/350 and 350/350 engines. 0:1 L82 produced 313 flywheel (gross) horsepower at 5,500 rpm and 355 lb-ft of torque at 3,800 rpm. Specs are 214 214 @ 050 , 450 lift, 108 lsa. The brawny 270 horsepower 454 was still around but it was nearing retirement, so Chevrolet decided to introduce a new Cam L82-performance L48-std (performace is just a generalization the L82 cam is a higher perf cam than the L48 but in comparison to aftermarket cams isnt all that splendid) Valves L82-large L48-small Block L82-4bolt L48-2bolt Compression L82-8. Same exact engine as the 1974 Z28 Camaro. These engines vary in displacement between 2. So far Jegs Elderbrock #60899 is the one we are looking at. 050 inch tappet lift with 0. GM L82 Cam #3896962. 460 lifts, 222/222 duration, 114 lsa . 52:1 3rd Gear 1. Total 1977 Corvettes Built- 49,213 – All Coupes. 5. With the Turbo 400 and 3:36s my RPMs are 3200-3400 at hwy cruise with stock aluminum wheels. 050 L82 cam specs. 050" (int & exh), Actually, if the L82 cam is installed 4 degrees advanced, it will 151 cam has a little more lift on intake, about same on exhaust, with more duration. All of these engines are 12-valve cam-in-block or overhead valve engines, except for the LQ1 which uses 24 valves driven by dual overhead cams. of torque at 2,400rpm. 050" 0. I spent a little time compiling a few factory cam specs for reference to see how they stack up. 502"/. 75:1 Fastener Torque Specs for 2014+ LT Engines. 050 it's pretty tame for The L79 cam is within 2 degrees of duration of the L46/L82 cams at the same 114 degree lobe separation angle. The L82 cam specs were interesting, kind of makes my 210/216 . 5 LS/LT, Vortec/EcoTec3 Engines Output increased to 210 horsepower and 255 foot-pounds of torque in 1976. C3 Tech/Performance. 2L OEM Stock Replacement Cam for 2019+ L87 Truck/SUV Engines . 5 LS/LT, Vortec/EcoTec3 Engines C3 Tech/Performance - L48 Cam Specs - Would someone have the factory specs for a L-48 Cam? IE: duration @ . 540" 111 LSA +14% fuel lobe. 5"), and I believe the L82 3896962 Hydraulic Flat Tappet Camshaft L82 Corvette, excellent power, moderate torque. Or maybe it is the original, I dont know. 34:1 4th Gear 1. 0 Oct 11, 2002 | 02:04 AM Share #5 Shark Racer See More Specifications | Check the Fit. That said, what I have is: Stock L48 cam specs are: Intake: 195 Duration @ . 220 HP 223 PS / 164 kW. Features a higher lift cam than the standard 350 V8, special heads with larger valves, impact-extruded pistons, a forged crank running in 4-bolt main bearing caps, plus finned aluminum rocker arm covers. 9:1 L48-8. 450"/0. 050"; . Any suggestions would be greatly appreciated. Really it was the successor to the L-79. The original 1973 L82 featured an L46 hydraulic flat-tappet cam (ours came from GM Performance Parts) that offered a 0. Subscribe Reply Subscribe . 49 BBC -6 ATC 223 78 BBC 32 ATC 290 . 06/Rocker Arm Ratio) Cam Lift Opens Closes Duration Cam Lift Gross Valve Lift Center Line C/L Rocker Arm Ratio Valve Lash Clearance C-400-P INT. 050 The L82 cam has MORE duration than the L79 350HP 327 cam. Feature Base Engine Would have to look up specs for both the 327 & 350 cams to be exact. 75:1 3rd Gear 1. Kicking around the idea of starting to plan a new motor for the Vette. If you need to know if a part is in stock, please call prior to placing your order. It was down to 205 hp (153 kW) and 255 lb·ft (346 N·m) for 1975. 531" 116. scfslgjamiierqyagtyztypbxnsltkjudaqratcvcqbzsbcpy