Drag Race 228/236 Hydraulic Flat Cam for Pontiac 265-455

HYDRAULIC: Bracket race with heavy car. 2500-3000 stall 9.5 compression, more gear, choppy idle.

SKU
51-309-4
$209.97
Grind Number: 276AH-10
Engine Family: Pontiac 265-455 c.i. 8 Cyl. (1955-1981)
RPM Operating Range: 2,000-6,000
Cam Type: Hydraulic Flat Tappet
Lifter Style: Hydraulic Flat Tappet
Camshaft Series: Drag Race
Camshaft Gear Attachment: 1-Bolt
Usage: Street/Strip
Valve Springs Required: Yes
Camshaft Material: Cast Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 276
Advertised Exhaust Duration: 284
Intake Duration at .050 Inch Lift: 228
Exhaust Duration at .050 Inch Lift: 236
Intake Valve Lift: 0.52
Exhaust Valve Lift: 0.52
Lobe Separation: 110
Assembly Lubricant Included: Yes
Intake Centerline: 106
Lobe Lift Intake: 0.316
Lobe Lift Exhaust: 0.316
Valve Timing @ 0.006 Lift:
Exhaust Close ATDC: 28
Exhaust Open BBDC: 76
spec-card-valve-timing
Intake Open BTDC: 32
Intake Close ABDC: 64
Component Part Number
Break-In Lube: 159
Lash Caps: 621-16
Lifter Kit: 863-16
Rocker Arms: 1452-16
Steel Retainers: 730-16  /   740-16
Stud Girdle: 4051
Timing Set: 3112
Valve Locks: 611-16
Valve Seals: 503-16
Valve Springs: 995-16