Outerwears Air Filter Pre-Filter Assembly - 14" x 5" Element - Orange GBDXLC Increases air intake charge with

Increases air intake charge with greater frontal area

It is common practice in engine building to plug the oil drain holes in a small block Chevrolet engine with a standpipe

Easy-to-adjust mechanical advance with supplied springs and stop bushings

1977-1977 Pontiac Astre

Rag Joint Disc

Outerwears Air Filter Pre-Filter Assembly - 14" x 5" Element - Orange GBDXLC Increases air intake charge withOuterwears was created to fulfill a desperate need to keep the Air filter and engine clean during off road racing. Racers and engine builders were experiencing loss of horsepower and engine damage due to sand, dirt, and other debris prematurely packing (clogging) the filter and often passing through the filter into the engine. Filters loading up with dirt meant loss of horsepower and in many cases loss of a race. Race crews were noticing severe engine