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Drag Race 246/253 Hydraulic Flat Cam for Pontiac 265-455

Part Number 51-316-4 (132704071)
UPC: 36584612186
Package contents: 1 Each per Box
Select vehicle for guaranteed fit
MADE IN USA
$309.95 FREE SHIPPING
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Description

Hydraulic: Rough idle, 3500-4000 stall, 10:1 compression, 4.10 or lower Gear ratio.

COMP Cams® is the leading American manufacturer of high-quality, performance-based internal engine components, including camshafts, valve springs, rocker arms, lifters, pushrods, and other valve train components. We help our customers with innovative technological advancements through extensive research and development. Our quality workmanship and engineering ensure confidence for racers and street performance enthusiasts. COMP Cams is a proud member of the Edelbrock Group family of brands, which include Edelbrock®, FAST® (Fuel Air Spark Technology), TCI® Automotive, Russell® Performance and Lunati Power®. Headquartered in Olive Branch, Mississippi, COMP Cams remains an innovative American company focused on results-driven technology and superior customer support. We believe in the automotive lifestyle and continue to support the passion for our American pastime. For more information about the Edelbrock Group or any partner brands, visit www.edelbrockgroup.com.

Fitment

This part fits the following vehicles.

  • 1958-1971, 1973-1979 Pontiac Bonneville
  • 1955-1979 Pontiac Catalina
  • 1955-1958 Pontiac Chieftain
  • 1967-1970 Pontiac Executive
  • 1967-1977, 1979 Pontiac Firebird
  • 1973-1975, 1978-1979 Pontiac Grand Am
  • 1975-1977, 1979 Pontiac Grand LeMans
  • 1962-1973, 1975-1979 Pontiac Grand Prix
  • 1971-1974, 1976-1977 Pontiac Grand Safari
  • 1971-1975 Pontiac Grandville
  • 1964-1973 Pontiac GTO
  • 1963-1974, 1976-1977, 1979 Pontiac LeMans
  • 1955-1966 Pontiac Star Chief
  • 1958 Pontiac Super Chief
  • 1961, 1963-1970 Pontiac Tempest
  • 1960-1961, 1971-1972, 1974, 1977 Pontiac Ventura

Features & benefits

  • Melling offers a full line of OE replacement and high performance camshafts for cars, light duty, medium duty and heavy duty trucks. Melling listings include OEM applications to match the engine requirements desired including horsepower, economy and needed engine torque. Melling camshafts are developed, engineered, tested and manufactured with the highest standards of quality and materials.

Specifications

Advertised Exhaust Duration 305
Advertised Intake Duration 296
Amazon ASIN B000P5GEDM
Assembly Lubricant Included Yes
Basic Operating RPM Range 3,000-6,000
C.A.R.B. E.O. Number N/A
C.A.R.B. Exempt For On-Road Vehicles? No
C.A.R.B. Exemption Reason N/A
Cam Type Hydraulic Flat Tappet
Camshaft Gear Attachment 1
Camshaft Material Cast Iron
Camshaft Series Drag Race
Country Of Origin USA
Engine Family Pontiac 265-455 C.I. 8 Cylinder (1955-1981)
Exhaust Duration At .050 Inch Lift 253
Exhaust Valve Lift 0.577
Grind Number 296AH-8
Intake Duration At .050 Inch Lift 246
Intake Valve Lift 0.562
Lifter Type Hydraulic Flat Tappet
Lifters Included No
Lobe Separation 108
Street Legal Yes - Except CA
Usage Street/Strip
Valve Springs Required Yes

Warranty

12 Months

Videos and guides

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Carb Status

California carb status to be completed

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