COMP Cams Seat Spacer BB Chevy Exhaust .300" Thickness H76803FXL 24" x 18" x 10"

24" x 18" x 10"

Replacement SCP #CLB5

The 4 mil thick Tearoff is most commonly used in all pavement applications and has been proven at racing speeds over 125mph

Air Filter cleaner solution and BBK Blue Re-Oil so you can re-new your BBK air filter

2-Piece Seal to 1-Piece Seal

COMP Cams Seat Spacer BB Chevy Exhaust .300" Thickness H76803FXL 24" x 18" x 10"Late model Big Block Chevrolet engines are originally equipped with exhaust valve rotators. Until now, the only way to make up for the rotator was to stack . 300" of shims under the spring. This was sloppy but also did not fit as well as these seat spacers. These will locate the spring with an outside step so the spring cannot "walk" around on the head. Avoid stacking . 300" of shims under the valve springs on your Big Block Chevrolet with our seat