COMP Cams 51-316-4 - Camshaft P8 296Ah-8
Drag Race 246/253 Hydraulic Flat Cam for Pontiac 265-455
Rough idle, 3500+ stall, 10:1+ compression, 4:10 or lower gear ratio.
Hydraulic: Rough idle, 3500-4000 stall, 10:1 compression, 4.10 or lower Gear ratio.
Assembly Lubricant Included: Yes
Camshaft Gear Attachment: 1-Bolt
Camshaft Material: Cast Iron
Lifter Type: Hydraulic Flat Tappet
Amazon ASIN: B000P5GEDM
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: 296AH-8
Camshaft Series: Drag Race
Usage: Street/Strip
Cam Type: Hydraulic Flat Tappet
Grind Number: 296AH-8
Basic Operating RPM Range: 3,000-6,000
Intake Duration at .050 Inch Lift: 246
Exhaust Duration at .050 inch Lift: 253
Advertised Intake Duration: 296
Advertised Exhaust Duration: 305
Lobe Separation: 108
Intake Valve Lift: 0.562
Exhaust Valve Lift: 0.577
Lifters Included: No
Valve Springs Required: Yes