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
Fits '87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc)
Pro Street, bracket racing, 10:1+ compression, 3500+ stall, good intake, headers.
Xtreme Energy 248/254 Hydraulic Roller Cam for OE Roller SBC
XE 248/254 Hyd Roller Cam OE Roller SBC
COMP Cams Camshaft CS XR300HR-10
XX CAMSHAFT, CS XR300HR-10
XE 248/254 HRlr SBC
Engine Camshaft
None