
COMP Cams CL12-600-4 279TH7 Thumpr Flat Tappet Hyd. Camshaft and Lifters for Chevrolet Small Block Engines
Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Small Block Hydraulic Flat Tappet; For '58-'98 262-400 cid Small Block Engines w/ Flat Tappet Cam • High Performance Street • Stock Converter Ok • Best w/ 2000+ Converter & Gears. Choppy/Thumping Idle RPM Operating Range: 2,000-5,800 Camshaft Series: Thumpr Camshaft Gear Attachment: 3-Bolt Usage: Street/Performance Valve Springs Required: Yes Camshaft Material: Cast Iron California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Advertised Intake Duration: 279 Advertised Exhaust Duration: 297 Intake Duration at .050 Inch Lift: 227 Exhaust Duration at .050 Inch Lift: 241 Intake Valve Lift: 0.479 Exhaust Valve Lift: 0.465 Lobe Separation: 107