Shorty Billet Stacks, Polished These-BUGPACK-Chevy-Style-valve-springs-are-a-full-1-3/8"-diameter-to-provide-higher-spring-tension-required-for-larger

These-BUGPACK-Chevy-Style-valve-springs-are-a-full-1-3/8"-diameter-to-provide-higher-spring-tension-required-for-larger

(SKU: V310039)

-The-head-has-a-reverse-thread-that-the-hat-screws-on

-Also-eliminates-any-rings-from-over-lapping

-anodized-and-engraved-to-complement-your-carbs

Shorty Billet Stacks, Polished These-BUGPACK-Chevy-Style-valve-springs-are-a-full-1-3/8"-diameter-to-provide-higher-spring-tension-required-for-largerJayCee just released there new high flow low profile Short Stack. This bolt on (no machining required) stack out flows stock by over 20 cfm. Made of 6061 billet aluminum stock, this stack has the same height as the stock IDA stack and is a complement to your high horsepower street machine. Sold individually. 2 1 8" high (SKU: JC44540)