My 1968 Camaro Site. Manufacturer Part Number. GM was looking for a more powerful engine for the CTS-V and ZL1 Camaros. I have gone though the list of things to look for on the CC cam that came with a motor I picked up, but have not had much luck, so Im asking Jeff to have a look. $426.78. journal3.00" stroke3951130.327.forged..medium journal3.25" stroke3951529.400.cast.large journal.3.75" stroke, 10168568265.cast.medium journal3.00" stroke12552215364.cast.medium journal3.62" stroke, Gen. III, 6.0L12552216325,350,364.cast.medium journal3.62" stroke, Gen. III 5.7L LS1, 5.3L, 6.0L12553312293.cast.medium journal, 3.27" stroke, Gen. III, 4.8L12553482293.cast.medium journal, 3.27" stroke, Gen. III, 4.8L14088526305,350cast.medium journal3.48" stroke14088532350.forged..medium journal3.48" stroke14088535305,350cast.medium journal3.48" stroke14088552350.forged..medium journal3.48" strokeZR1, "LT5", 350 DOHC, 10106122350.forged..large 2.76" journal3.66"stroke, BBC TWO PIECE REAR MAIN OIL SEALS 3.76" STROKE used on '65-'90 Mark IV 366T, 396, 402, 427 or 427T, 6223.396,402,427forged, 1053 steel 7115.396,402,427forged, nitrided, cross-drilled, 5140 steel3804816.396,402,427cast3856223.396forged3863114.4023863144.396,4023874874.396,4023879621.427forged3882841.396forged, cross drilled, nitrided3882842.427forged, cross drilled, nitrided3882847.3882848.3882849.427forged3887114.396forged, nitrided, 5140 steel3904815.396,402cast, nodular iron3941180.3942411.3965746.semi finished, forged3993804.raw, 5140 steel, BBC ONE PIECE REAR MAIN OIL SEAL 3.76" STROKE used on '91-up Gen.V and Gen. VI 366T, 427T, 10114186427Tforged, 1053 steel10114187366Tcast10114189427Tcast, TWO PIECE REAR MAIN OIL SEALS 4.00" STROKE used on '70-90 Mark IV 454 or Mark IV 502, 3520.454forged, cross-drilled, 1053 steel3521.454, 502forged, cross-drilled, 5140 steel3524.454forged7416.454, 502forged, cross-drilled, 1053 steel7463.454forged336782..454cast353039..454cast353638..454359730..4543962523.454forged3963523.4543963524.454forged3967416.454forged3967463.454forged3975945.4543963521.454forged, cross drilled, 5140 steel3965753.semi finished, forged, 5140 steel3975495.4543993878.454forged10051169454forged raw casting, ONE PIECE REAR MAIN OIL SEAL 4.00" STROKE used on '91-up Gen.V and VI 454 or 502, 10114188454cast14097044454,502..forged, 1053 steel, 3732692348forged3.25" stroke3733223348forged3.25" stroke3733226348forged3.25" stroke3741640348forged3.25" stroke3741642348forged3.25" stroke3788072409forged3.50" stroke3795589409forged3.50" stroke3824553348forged3.25" stroke3829027409forged3.50" stroke, 3837466409,427 "Z11"forged3.65" stroke3838416409forged3.50" stroke, CASTING#..SIZEYEARMAIN CAP BOLTS.NOTES, 140029..35080-842330817..40072-802355909..262..75.2355909..30576-792360851..26275-762Monza V-8361979..30577-792 or 4, some Canadian assembled heavy duty blocks have 4-bolt main caps, 366245..35078-794Bowtie366286.4Bowtie, siamesed, straight nodular iron main caps, 2-piece seal, 4.00-4.150" bores, 2.45" main journals. Since 2003, Jeff has held various positions at Car Craft (including editor), has written books on small block Chevy performance, and even cultivated an impressive collection of 1965 and 1966 Chevelles. So why did this cam not have a lope to it in the 283, from everything I am reading long . 1995 Chevrolet C1500 5.7L - obd1 - service engine code 32 - replaced map sensor and cleared codes but continues to throw code that map sensor has low voltage. In the catalog, you will see the cams listed by configuration starting with flat tappet hydraulics and then hydraulic rollerswhich is what we want. How to Turn off Daytime Running Lights (Explained), How to Turn Off Headlights While Car is Running. Do not enter the -2 on dual cams part numbers or the (I) that indicates intake or (E) for exhaust. It is typically located in the center of the cam between the lobes. This was one of the best selling/most popular cams through the years past! Camshafts are stamped by the manufacturers as a means of identification. For as simple as this product appears, it is actually a very complicated piece of engineering if you study it closely. Chevy V8 Engine Crankshaft Casting Numbers List - Mortec There are other camshafts that can be viewed in this category, they include: SOHC means simple overhead cam. i have a hr8ty 3050s/305is y7379 cc 212203 2811 out of a 1999 360 dodge magnum i cannot get any info on lift duration or center line also has cc letters asume comp cam ? Hey Keith, we did some quick sleuthing and your cam MAY be for a BBC Marine (boat) motor application thats been discontinued. camshaft identification | Hot Rod Forum How to Catch Someone Putting Nails in Your Tires (5 Best Ways), Method 2: You can Identify with Stamp Numbers, what to do after replacing your camshaft sensor in your car. I hope it helps you identify the Chevrolet engine parts you are working on. side, aluminum1017439091-95350.LT5, ZR1, DOHC, 32-valve, pass. The "2182" Casting number identifies this camshaft as GM part number 3972182. For a better experience, please enable JavaScript in your browser before proceeding. Car AC Compressor Not Turning On (Causes and Quick Fix). The end of the cam is stamped 3709/3711 HR 114 followed by CC and 7661-11. motor could have casting number 10112391 or 10112391S that is the service replacement. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Now turn the engine clockwise and stop at 0.050 on the opening side of max lift and record the degree wheel reading. Also there is a Blue dot just under the distributor drive gear. CHEVY BIG BLOCK V-8 Crankshaft Casting Numbers BBC TWO PIECE REAR MAIN OIL SEALS 3.76" STROKE used on '65-'90 Mark IV 366T, 396, 402, 427 or 427T 6223396,402,427.forged, 1053 steel 7115396,402,427.forged, nitrided, cross-drilled, 5140 steel 3804816..396,402,427.cast 3856223..396.forged 3863114..402. I just rebuilt the carb as it was pretty dirty and leaked at the accel pump. intake and 1.72 in. . Original factory camshaft | Chevy Nova Forum Communication Number: ServiceManual Trucks Group36 VehicleElectronicControlUnit(MID144)DiagnosticTrouble Code(DTC),Guide Frombuilddate1.2007 PV776-88948891that a fault has occurred by illumination a malfunction indicator lamp and a message in the driver information display, if equipped. For a better experience, please enable JavaScript in your browser before proceeding. .390 .410 310 320 1.50 in 1968, it was the cam for the 307/200hp; 327/210hp, 250hp, 275hp, 300hp; and 350/295hp. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. The pushrods cam stays above the cylinder, which is always above the combustion chamber. It is typically located in the center of the cam between the lobes. I have a Pontiac camshaft with 960938 number on the backside. The lobes are also listed with various theoretical valve liftsthe one were interested in would be the LS1s 1.7:1 rocker ratio that delivers 0.558-inch of lift. The next two numbers are the valve lift of . In 1971 he installed a 1965 Corvette fuel injection system. Stamp numbers are engraved by the manufacturers to monitor production and distribution. They provide average torque to the valves. The block casting number on smallblock and big block Chevy V-8 motors is located on a ledge found at the rear of the block, most often on the driver's side. Chevy V8 SBC Block and Head Casting Numbers. Switching to Synthetic Oil After 100k Miles: Pros and Cons. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. There following are ways you can tell a difference: As the name implies, these sets of numbers reveal the model of the camshaft. Their outer look tells the difference. We have it in internal combustion engines and some electric motor speed controllers. Knowing the measurement of a lobe separation angle is another special way of telling the difference between camshafts. i have a 383 chev engine ibought and would like to know what cam is in it. Does Your License and Registration Address Have to Match? One thing I"m trying to figure out is if the orig cam is still in the car. They minimize friction, which ensures the camshaft contains more power. There are 3 different ways to select your camshaft tightly. The LS . They are widely used and they perform well, which is more affordable than a roller cam. The easiest way to tell the difference is to check the 8th digit of the Vehicle Identification Number (VIN) on the original vehicle. i have removed camshaft welsh plug to see numberbut cant identify numbers help would be appricated.i nee to see what size converter i would need.numbers on cam end are z102 and also 14p. The easiest way to get the best is to check the numbers in between the lobes or boxes. Can omeone ID this GM cam? | The H.A.M.B. I was pretty careful with the float settings etc and it fired right up when put back on! Can a Wheel Speed Sensor Cause Limp Mode? Small Block Factory Cams Chevy V8 Crankshaft Casting Numbers. Locate the ID number on the camshaft. eBay Product ID (ePID) 2320190292. *54-55 passenger W/PG, 56-58 passenger. A call to Comp at 1-800-999-0853 will probably give you some more details. I have a cam trying to set startup timeing hr112 intake hyd .555 ext .576 duration .006 valve tapping lift 287 in 293 ex valve timing .050 open int 10 close btdc46 abdc exh :57 BBdc 5 ATC. Chevrolet LS7 Camshaft. Canadian made ERTEL brand. DOHC is a production to improve the volumetric of the internal combustion engine in which it has more power than a simple overhead cam. This is a COMP Cams timing card. The radiator, hoses, timing assembly, belts and fan will need to be removed to access the camshaft. Camshaft Guide for Small-Block Chevys: How-To, Tips & Techniques back of cam has 660 371079 front of cam has s42008L, i have a 572 hemi and i am in the process of pulling the cam but the harmonic damper is being a pain . I only put the numbers here that I can prove, so this is a short list. Terms of Service. How to Identify a Camshaft by Number | It Still Runs How To Read Engine Block Numbers | Crate Engine Supplies A SOHC allows at least 2 to 3 valves per cylinder configuration, with more manufacturer prowess. **Due to the COVID-19 pandemic a large number of products are on backorder and shipping times are longer then usual. It's real easy to spot if the heads are off because of the small 3.74" bore. To obtain specifications on a Crower cam please enter the part number (00242, 15210, etc) or custom work order number (E23456, A7890, etc) located on the end of the camshaft. SMALL-BLOCK CAMSHAFTS AND COMPONENTS - Chevrolet (Yes or No). Compare Related Articles. A Solid Lifter Camshaft for 1970 1971 and 1972 Camaro Z28 or Corvette with the 350 LT1 Small Block Motor. 586 FM13 216 00L 1991 Z28 Engine: '94 355 LT1, GM hot cam, 1.6 RR's, Ported Heads, Dyno Don's headers, #30 SVO injectors, stock internals with skirted pistons. . A pushrod is a metal tube constructed to transfer the valve motion of a lifter riding on the camshaft directly to the value. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! There are 3 different ways to select your camshaft tightly. with Jeff Smith: How to Decode a COMP Cams http://www.onallcylinders.com/Jeff Smith: First of all, the CC refers to COMP Cams. A Guide To Ford V8 Engine Block Casting Numbers, 1952-1996. A DOHC is known as a dual overhead cam. On the shaft the #'s 1539 are stamped in one spot, and CWC is stamped in another spot. Check this castingcarefully to determine which features it may have. We compared these specs to the catalog and because there is no list number on the end of the cam, we will assume this was a custom-ground camshaft. Step 1 Find the model prefix. Chevy Cam Part Number Location Chevrolet Big Block Camshaft Types Chevrolet installed Three different types of Camshafts on the Big Block Engines. It's a stock cam. Camshafts: GM Performance Motor One of the primary differences between the GM GEN 3 and 4 ECMs are how they estimate airflow using VE Tables. The recall affects several models of heavy duty Chevrolet Silverados and GMC Sierras with optional engine block heaters. In 1967, it was the cam for the 283/195hp; 327/210hp, 275hp, 300hp; and 350/295hp.