COMP Cams 51-309-4 - Camshaft P8 276Ah-10
Drag Race 228/236 Hydraulic Flat Cam for Pontiac 265-455
Bracket race with heavy car. 2500-3000 stall, 9.5:1+ compression, more gear, choppy idle.
Hydraulic: Bracket Race with heavy car. 2500-3000 stall 9.5 compression, more Gear, choppy idle.
Camshaft Gear Attachment: 1-Bolt
Camshaft Material: Cast Iron
Lifter Type: Hydraulic Flat Tappet
Amazon ASIN: B001G8RCGK
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)
Grind Number: 276AH-10
Camshaft Series: Drag Race
Usage: Street/Strip
Cam Type: Hydraulic Flat Tappet
Grind Number: 276AH-10
Basic Operating RPM Range: 2,000-6,000
Intake Duration at .050 Inch Lift: 228
Exhaust Duration at .050 inch Lift: 236
Advertised Intake Duration: 276
Advertised Exhaust Duration: 284
Lobe Separation: 110
Intake Valve Lift: 0.52
Exhaust Valve Lift: 0.52
Lifters Included: No
Valve Springs Required: Yes
Assembly Lubricant Included: Yes