Manley Severe Duty Exhaust Valve - 1.880 in Head - 0.372 in Valve Stem - 5.464 in Long - Big Block Chevy 9211PL 1959-1960 Chevrolet Bel Air

1959-1960 Chevrolet Bel Air

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These heads are rugged

73+ axle ratios

Manley Severe Duty Exhaust Valve - 1.880 in Head - 0.372 in Valve Stem - 5.464 in Long - Big Block Chevy 9211PL 1959-1960 Chevrolet Bel AirProduct Description: Exhaust Valve Severe Duty 1. 880 in Head 0. 372 in Valve Stem 5. 464 in Long Stainless Big Block Chevy Sold Individually Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown