Manley Severe Duty Exhaust Valve - 1.900 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy Ring and Pinion The open face helmet remains

The open face helmet remains is an iconic symbol of the sport of racing

12V and 16V Operation: Allows for one charger to cover two batteries

which ensures consistent race car performance and daily street driver component durability

7-3/4 in x 8-3/4 in Base

8-Micron filtration

Manley Severe Duty Exhaust Valve - 1.900 in Head - 0.342 in Valve Stem - 5.522 in Long - Big Block Chevy Ring and Pinion The open face helmet remainsProduct Description: Exhaust Valve Severe Duty 1. 900 in Head 0. 342 in Valve Stem 5. 522 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