COMP Cams - GK11-600-4
Thumpr 227/241 Hydraulic Flat Cam GK-Kit for Chevrolet Big Block 396-454
High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?: No
C.A.R.B. Exemption Reason: N/A
C.A.R.B. E.O. Number: N/A
Advertised Exhaust Duration: 297
Kit Type: GK-Kit - Cam and Gear Kit
Usage: Street/Performance
Timing Chain and Gears Included: Yes
Retainers Included: No
Pushrods Included: No
Locks Included: No
Lifters Included: Yes
Lifter Type: Hydraulic Flat Tappet
Intake Valve Lift: 0.498
Advertised Intake Duration: 279
Intake Duration at .050 Inch Lift: 227
Gaskets Included: No
Exhaust Valve Lift: 0.483
Exhaust Duration at .050 inch Lift: 241
Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Camshaft Series: Thumpr
Cam Type: Hydraulic Flat Tappet
Basic Operating RPM Range: 1,800-5,600
Valve Stem Seals Included: No
Amazon ASIN: B002EE38PO
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
