Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.372 in Valve Stem - 5.354 in Long - Big Block Chevy 355016 Configurable User Password Protection -

Configurable User Password Protection - ΓÇ £Lock" your tune to prevent tampering

adding strength

1969-1970 Fargo W100 Pickup

Cylinders come complete with heim

Electronics stabilize readings for consistent results Takes temps in any order Carrying case & probe included Built-in night light Temp averaging 4 car stopwatch

Manley Extreme Duty Exhaust Valve - 1.880 in Head - 0.372 in Valve Stem - 5.354 in Long - Big Block Chevy 355016 Configurable User Password Protection -Product Description: Exhaust Valve Extreme Duty 1. 880 in Head 0. 372 in Valve Stem 5. 354 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