COMP Cams Thumpr Hydraulic Flat Tappet Camshaft and Lifter Kit Lift .479"/.465" Duration 279/297 RPM Range 2000 to 5800
249-CL12-600-4
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Chevy 262-400ci Small Block 1958-98
265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10
High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Specifications:
Will I need a vacuum pump for brakes with this cam?
I can’t seem to find what pound springs I need for this cam. Can I run 500 pound pac racing springs?
Will these work on a stock 350 roller rocks and springs and push rods
What push rod do I need to run with the cam same as will stock rockers work? I want a nice choppy idle but I want it to perform good as well.
Will this work with a stock 1998 chevy c2500 with the 5.7
I have a 1990 gmc k2500 5,7 tbi stock engine will this cam be fine with it?
I have a 87 chevy sb with stock heads, will this cam be fine? and what part number for the springs can I get to match this cam? Thanks
Will I need to change my push rods (7.800) ?? I have a 350 with an automatic transmission.
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