COMP Cams - CL12-601-4
Camshaft / Lifters - Mutha' Thumpr - Hydraulic Flat Tappet - Lift 0.489 / 0.476 in - Duration 287 / 305 - 107 LSA - 2200 / 6100 RPM - Small Block Chevy - Kit
High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
CL-KIT - Cam and Lifter Kit Includes: Camshaft, Lifters, Assembly Lube, Decals and Instructions.
Camshaft Material: Cast Iron
Lifter Type: Hydraulic Flat Tappet
Timing Chain and Gears Included: No
Valve Stem Seals Included: No
Retainers Included: No
Locks Included: No
Gaskets Included: No
SK-Kit Upgrade: GK12-601-4
K-Kit Upgrade: K12-601-4
Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
Amazon ASIN: B002EE2ZDK
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.
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
Kit Type: CL-Kit - Cam and Lifter Kit
Camshaft Series: Thumpr
Usage: Street/Strip
Cam Type: Hydraulic Flat Tappet
Basic Operating RPM Range: 2,200-6,100
Intake Duration at .050 Inch Lift: 235
Exhaust Duration at .050 inch Lift: 249
Advertised Intake Duration: 287
Advertised Exhaust Duration: 305
Lobe Separation: 107
Intake Valve Lift: 0.489
Exhaust Valve Lift: 0.476
Lifters Included: Yes
Valve Springs Required: Yes
Assembly Lubricant Included: Yes
Camshaft Gear Attachment: 3-Bolt
