aFe Power Silver Bullet Throttle Body Spacer - 1 in Thick - Polished - Toyota Fullsize SUV / Truck 2007-23 JM-S-F-STX Engine Valve Spring Seat

Engine Valve Spring Seat

This exhaust is not for the faint of heart

Manifold will also fit on Ford 351M-400 series motors if P/N 8205

1974-1985 Plymouth Gran Fury

aFe Power Silver Bullet Throttle Body Spacer - 1 in Thick - Polished - Toyota Fullsize SUV / Truck 2007-23 JM-S-F-STX Engine Valve Spring SeatSilver 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