Ferrea Competition Plus 1.625" Exhaust Valves (Set of 8) - SB Chevy - 11/32" Stem Diameter - 5.160" Length 11174AB Simpson's exclusive EnviroGuard lace cover

Simpson's exclusive EnviroGuard lace cover hinges at the tongue base with full length speedfit closures on each side

high-quality

3125" thick and includes ten 7/16"-20 x 1-1/4" UHL LH bolts

Pro-Select

6L (td) LMM

Ferrea Competition Plus 1.625" Exhaust Valves (Set of 8) - SB Chevy - 11/32" Stem Diameter - 5.160" Length 11174AB Simpson's exclusive EnviroGuard lace coverFerrea Competition Plus Valves have built a reputation as the industry's most reliable extreme duty valve. We, at Ferrea, are dedicated to providing the absolute best product on the market. Our extensive R & D programs provide tehcnological gains, which are implemented in each of our competiton plus valves. They are engineered for higt rpm, high horsepower racing engines, and are chose by many top NASCAR, Drag, and Oval & Sprint Car racing teams. To