Heavy Duty Valve Seats, for 40mm Valves, Skinpacked (4) 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

-The-kit-comes-complete-with-a-12-or-16-volt-alternator

Heavy-Duty-Rocker-Studs This-part-is-no-longer-available-for-purchase

Fits-IDA-&-IDF-carbs

Heavy Duty Valve Seats, for 40mm Valves, Skinpacked (4) These-BUGPACK-Chevy-Style-valve-springs-are-a-full-1-3/8"-diameter-to-provide-higher-spring-tension-required-for-largerTo compliment any new valve installation, these seats are designed to provide maximum resistance to hi impact and extreme head temperatures. Your engine breathes easier due to proper air flow. Set of four. (SKU: B402400)