New Premium Engine Camshaft

The Enginetech ES641 is a high-quality premium engine camshaft designed specifically for classic Pontiac models from 1968 to 1970, including the Pontiac Executive, Tempest, Laurentian, and Parisienne. Crafted from durable cast iron or billet material, this camshaft offers reliable performance and longevity for engine rebuilders seeking to restore or enhance their vehicles. Its precise specifications include a hydraulic lifter type, with exhaust and intake valve lifts of .272 and .404 inches respectively, optimized for smooth operation and power delivery. The camshaft features an exhaust duration at .050 inch lift of 208 degrees and intake duration of 198 degrees, ensuring optimal valve timing for improved engine efficiency. The factory rocker arm ratios are maintained with exhaust and intake valve lifts of .408 and .404 inches, providing a balanced performance suitable for street and moderate performance applications. This camshaft is engineered to fit a range of Pontiac engines from the late 1960s to early 1970s, making it an ideal choice for enthusiasts and rebuilders aiming to preserve the authentic feel of their classic vehicles. With its carefully designed specifications, the ES641 helps achieve improved engine response, power, and efficiency without compromising reliability. Enginetech’s commitment to quality and customer service ensures that this camshaft meets the highest standards for durability and performance, making it a trusted component for your next engine rebuild or upgrade.

Features:

• Lifter Type: Hydraulic, ensuring smooth operation and durability

• Exhaust Valve Lift: .272 inches for optimal exhaust flow

• Cam Type: Standard (S), suitable for moderate performance builds

• Exhaust Valve Lift with Factory Rocker Arm Ratio: .408 inches for balanced performance

• Intake Valve Lift with Factory Rocker Arm Ratio: .404 inches for efficient intake flow

• Exhaust Duration at .050 inch Lift: 208 degrees for improved exhaust scavenging

• Intake Duration at .050 inch Lift: 198 degrees for enhanced intake efficiency

• Designed to fit 1968-1970 Pontiac models including Executive, Tempest, Laurentian, and Parisienne

Fits Following Models:
1965 Pontiac Bonneville
1965 Pontiac Catalina
1965 Pontiac Grand Prix
1965 Pontiac GTO
1965 Pontiac Star Chief
1966 Pontiac Bonneville
1966 Pontiac Catalina
1966 Pontiac Grand Prix
1966 Pontiac GTO
1966 Pontiac Star Chief
1967 Pontiac Firebird
1968 Pontiac Bonneville
1968 Pontiac Executive
1968 Pontiac Firebird
1968 Pontiac GTO
1968 Pontiac LeMans
1968 Pontiac Tempest
1969 Pontiac Bonneville
1969 Pontiac Catalina
1969 Pontiac Executive
1969 Pontiac Firebird
1969 Pontiac GTO
1969 Pontiac Laurentian
1969 Pontiac LeMans
1969 Pontiac Parisienne
1969 Pontiac Tempest
1970 Pontiac Bonneville
1970 Pontiac Catalina
1970 Pontiac Executive
1970 Pontiac Firebird
1970 Pontiac GTO
1970 Pontiac Laurentian
1970 Pontiac LeMans
1970 Pontiac Parisienne
1970 Pontiac Tempest
1971 Pontiac Bonneville
1971 Pontiac Catalina
1971 Pontiac Firebird
1971 Pontiac Grand Prix
1971 Pontiac Grand Safari
1971 Pontiac Grandville
1971 Pontiac GTO
1971 Pontiac Laurentian
1971 Pontiac LeMans
1971 Pontiac Parisienne
1971 Pontiac Ventura
1972 Pontiac Bonneville
1972 Pontiac Catalina
1972 Pontiac Firebird
1972 Pontiac Grand Prix
1972 Pontiac Grand Safari
1972 Pontiac Grandville
1972 Pontiac GTO
1972 Pontiac Laurentian
1972 Pontiac LeMans
1972 Pontiac Parisienne
1972 Pontiac Ventura
1973 Pontiac Bonneville
1973 Pontiac Catalina
1973 Pontiac Firebird
1973 Pontiac Grand Am
1973 Pontiac Grand Prix
1973 Pontiac Grand Safari
1973 Pontiac Grandville
1973 Pontiac GTO
1973 Pontiac Laurentian
1973 Pontiac LeMans
1973 Pontiac Parisienne
1973 Pontiac Ventura
1974 Pontiac Bonneville
1974 Pontiac Catalina
1974 Pontiac Firebird
1974 Pontiac Grand Am
1974 Pontiac Grand Prix
1974 Pontiac Grand Safari
1974 Pontiac Grandville
1974 Pontiac Laurentian
1974 Pontiac LeMans
1974 Pontiac Parisienne
1974 Pontiac Ventura
1975 Buick LeSabre
1975 Pontiac Bonneville
1975 Pontiac Firebird
1975 Pontiac Grand Am
1975 Pontiac Grand LeMans
1975 Pontiac LeMans
1975 Pontiac Ventura
1976 Buick LeSabre
1976 Pontiac Bonneville
1976 Pontiac Catalina
1976 Pontiac Firebird
1976 Pontiac Grand LeMans
1976 Pontiac Grand Prix
1976 Pontiac Laurentian
1976 Pontiac LeMans
1976 Pontiac Parisienne
1976 Pontiac Ventura