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Competition Cams GK35-600-8
Thumpr 227/241 Hydraulic Roller Cam GK-Kit for Ford 351W; High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
Competition Cams K96-600-5
Thumpr 227/241 Hydraulic Flat Cam K-Kit for Buick 400, 430, 455; High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Competition Cams CL31-600-9
Thumpr 227/241Hydraulic Roller & Evolution Lifter Kit, Ford 221-302; The COMP Cams Thumpr camshafts delivers signature lopey idle, strong low-mid RPM torque, and improved horsepower. Ideal for street/strip builds looking for aggressive sound, throttle response, and classic muscle performance.
Competition Cams 31-600-9
Thumpr 227/241Hydraulic Roller, Ford 221-302; The COMP Cams Thumpr camshafts delivers signature lopey idle, strong low-mid RPM torque, and improved horsepower. Ideal for street/strip builds looking for aggressive sound, throttle response, and classic muscle performance.
Competition Cams 12-600-4
Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Small Block; High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Competition Cams 12-600-8
Thumpr 227/241 Hydraulic Roller Cam for Chevrolet Small Block; High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
Competition Cams CL10-600-5
Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit for AMC 290-401; High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Competition Cams CL20-600-4
Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit for Chrysler 273-360; High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Competition Cams CL20-600-9
Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit for Chrysler 273-360; High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
Competition Cams 41-600-7
Classic Thumpr 227/241 Solid Flat Cam for Flathead Ford 239/255; Street performance, choppy/thumping idle.
Competition Cams K12-600-4
Thumpr 227/241 Hydraulic Flat Cam K-Kit for Chevrolet Small Block; High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
Competition Cams CK54-700-11
Stage 1 Thumpr Cam Kit for GEN III LS 4.8/5.3/6.0L Trucks; The Stage 1 Thumpr Cam Kit for LS GEN III 4.8-6.0L is the perfect choice for sound and power in performance trucks. Includes pushrods, LS6+ springs, retainers, locks, spring seats and seals.