COMP Cams - SK51-241-4
Magnum/Drag Race 253/253 Hydraulic Flat Cam SK-Kit for Pontiac 265-455
Racy idle. Bracket racing cam. Needs 10.5:1 compression and 3500+ stall. Low gear ratio.
SK-KIT - Small Kit Includes: Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals and Instructions.
Kit Type: SK-Kit - Small Kit
Camshaft Series: Magnum
Usage: Street/Strip
Cam Type: Hydraulic Flat Tappet
Basic Operating RPM Range: 3,000-6500
Intake Duration at .050 Inch Lift: 253
Exhaust Duration at .050 inch Lift: 253
Advertised Intake Duration: 305
Advertised Exhaust Duration: 305
Lobe Separation: 110
Intake Valve Lift: 0.525
Exhaust Valve Lift: 0.525
Lifters Included: Yes
Valve Springs Required: Yes
Assembly Lubricant Included: Yes
Camshaft Gear Attachment: 1-Bolt
Camshaft Material: Cast Iron
Lifter Type: Hydraulic Flat Tappet
Timing Chain and Gears Included: Yes
Valve Stem Seals Included: No
Retainers Included: No
Locks Included: No
Pushrods Included: No
Gaskets Included: No
Amazon ASIN: B001R9HB78
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
Engine Family: Pontiac 265-455 C.I. 8 Cylinder (1955-1981)
