aFe Power Silver Bullet Throttle Body Spacer - 1" Thick - Clear - Small Block Chevy H763CB3L Extra Tall Design to Work

Extra Tall Design to Work with RaceQuip Pro Helmets

Polyester Glass Filled For Durability

75" x 3" mounting hole patterns

1975-1983 Chevrolet Malibu

Holley 4150 / 4160

aFe Power Silver Bullet Throttle Body Spacer - 1" Thick - Clear - Small Block Chevy H763CB3L Extra Tall Design to WorkSilver Bullet throttle body spacers create turbulence in the air flow just prior to entry into the engine increasing horsepower, torque and improving throttle response. Silver Bullet throttle body spacers are constructed out of durable 6061 T6 billet aluminum and use a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers. Serrated Helix Design: The serrated