COMP Cams Rotator Eliminators Exh For 2 - 4698-8

Seat Spacer Set for Big Block Chevrolet - 1.468" OD, .630" ID, .300" Thickness

COMP's seat spacers for Big Block Chevrolet eliminate the need to stack .300" of shims under a spring. These .300" thick locators have a 1.732" OD for use with our 26120 Beehive springs.

These Big Block Chevrolet seat spacers are .300" thick and have a 1.732" OD They fit springs with a 1.468" OD and 0.630" ID 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.

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 not only sloppy, but they also didnt fit well. These seat spacers offered by COMP Cams will locate the spring with an outside step so the spring cannot walk around on the head.

The COMP Cams Sprint Car Front Drive Kit for LS Engines bolts to RHS LS Race, other aftermarket and GM LS blocks with no modifications necessary. It is the first and only fully engineered, bolt-on assembly that provides a proper and reliable solution for cam thrust bearings, distributor/magneto, oil pump, water pump, camshaft/crank sensors and gear drive. Designed and proven for racing duty, the unique piece also features oil passages that provide oiling directly to gears and bearings.