Ferrea Competition Plus Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 5.010" Overall Length Y Block Fittings For use with SAH helmets

For use with SAH helmets containing a built-in M6 nut washer

which includes the standard dual strap handle that can be combined with a velcro wrap for improved single-hand grip

Use with HANS devices which set up for post clip anchors

1959-1960 Chevrolet Biscayne

6 AN Female O-Ring Inlets / Return

Ferrea Competition Plus Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 5.010" Overall Length Y Block Fittings For use with SAH helmetsFerrea 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 technological gains, which are implemented in each of our competition plus valves. They are engineered for high rpm, high horsepower racing engines, and are chose by many top NASCAR, Drag, and Oval & Sprint Car racing teams. To