Ferrea Competition Plus Exhaust Valve - SB Chevy - 1.625", 11/32" Stem Diameter, 5.460" Overall Length - (Set of 8) HYS11M61 Right hand threads are standard

Right hand threads are standard

Polyester Cotton Blend

1977-1977 Oldsmobile Custom Cruiser

317 Grade stainless steel line has been double annealed for easier bending and flaring

Ferrea Competition Plus Exhaust Valve - SB Chevy - 1.625", 11/32" Stem Diameter, 5.460" Overall Length - (Set of 8) HYS11M61 Right hand threads are standardFerrea 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