How To Identify Sbc Cam. 300" before wear. Both are supposed to be the 502 - 502 HP cams
300" before wear. Both are supposed to be the 502 - 502 HP cams, but they have different numbers stamped into the ends. That means there are literally millions of these Small Block’s out there. My buddy says it’s a mild cam that’s bigger than a stock … Dec 3, 2023 · Learn proven techniques to accurately identify camshaft lift, duration, timing, and specs without removing it from the engine, using tools like dial indicators and degree wheels. Jan 1, 2022 · C1 & C2 Corvettes - Can someone help me identify this camshaft? - This cam came out of a 3959512 327 high performance. Jul 7, 2013 · I believe the 115893 is a pretty typical part number for a sbc blank cam core (to be ground) and the 250703 must be the grind number, however I cannot find any information on it. Going up the spindle there Nov 16, 2014 · Hot Rods Chevrolet Small Block CAMSHAFT Identification Help Discussion in ' The Hokey Ass Message Board ' started by Deuced Up!, Nov 16, 2014. For fun can anyone tell me if the Pontiac vin is a genuine GTO?? I’m no expert in any of this. If you don’t understand the difference between lift and duration and what the values do to a camshaft’s performance potential, you are essentially throwing darts at the wall blindfolded. so here goes what info I got off the cam itself. Sep 19, 2013 · Check out this quick reference of Chevy V8 block-casting numbers. This was designed to clarify some of the terminology behind camshafts, and to help give a basic understanding into the types of camshafts, lifter types, and a brief view Feb 10, 2023 · Identifying A Small Block Chevy Engine Can Make A World of Difference in your Purchase Apr 13, 2021 · If you look thru the cam catalogs for "RV" "Street Performance" small chevy cams. Sep 21, 2016 · Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game! Selecting a camshaft is one of the most important decisions you’ll face when building a high-performance small-block for street or bracket racing. 0/302, 5. They are used in all standard Mark IV engines. Stamped on end is Z099, also has three pink dots above that stamping. Identifying a Chevrolet Big Block Camshaft Chevy Big Block Camshaft Part Number Location The Chevy Big Block’s Camshafts can be identified by a number that is cast or stamped and is usually located in between the CAM lobes. Sep 12, 2021 · I have a Chevy Camshaft that I'm wanting to identify. Lift of tested lobe could be . Dec 15, 2025 · Search small block Chevy casting numbers to identify SBC engine blocks by year, CID, and design. . Oct 20, 2011 · How to decode and identify a small block chevy engine Dec 6, 2009 · I have a small block Chevy cam that was given to me probably 20 years ago. Dec 23, 2023 · Pulled this cam from an older built engine. 465 . thirdgen. Feb 11, 2020 · All the Comp Cams that I have seen for small block Chevy part numbers start with 12-xxxx, not end with a 12. Jun 19, 2017 · A friend gave me a SBC camshaft with solid lifters, Said it was taken out of his 1970 corvette 350/370 hp engine,My question is is this a good Aug 21, 2015 · I purchased a used hydraulic roller camshaft from a friend that was originally used in an LS1 engine. Because the camshaft orchestrates the entire valve system, Jan 5, 2011 · How to identify cam in SBC 350? I just bought a rebuilt longblock and supposedly it has a crane 111431 cam in it. org The following is a basic crash course in camshafts. Includes a fast lookup tool and verification steps. The end of the camshaft has 2 rows of numbers on the bottom of the spindle reading 115213 & 261886. Camshafts come in a wide array of variations, and Chevrolet has a range of camshafts for different applications, engine sizes and performance specs. The engine appears to have been rebuilt at some point and has a non-factory (i Sep 18, 2025 · Knowing how to read camshaft specs allows you to choose the right cam for your build and avoid common mistakes that hurt performance. We get this question constantly, guys. Now, since it is a big block I truly understooda phrase that my brother always used: "There is no substitute for cubicinches," because it did actually run on either of the four cylindersets. Most are based in the same lobes . Aug 14, 2001 · Tech / General Engine - Please help me identify casting #14093638 - I have this long block in the garage. The camshaft is an important part of your vehicle; it helps certain elements of your car run smoothly, from regulating the timing of your valves to bringing in fresh air to kick out exhaust. 3 days ago · Learn how to tell if silver is real by using the stamp, magnet, odor, polish, ice, and flake test, according to appraisers. Identifiers: Letter R, CWC, EP1, C4 and E8. Aug 1, 2023 · How to Identify GM Camshaft Identification Numbers? The ideal GM cam identification numbers for your engine can be found in various ways, including visually analyzing the component and looking up the model prefix, grind number, and exhaust number.