PAC Racing RPM Series Valve Spring Dual Spring 409 lb/in Spring Rate 1.000" Coil Bind - 1.290" OD RS004C1512 Fuel injected engines: E85 up

Fuel injected engines: E85 up to 2380 FWHP - naturally aspirated up to 1820 FWHP - forced air induction

All inline tees have 1/2"NPT threads for probe fittings and 1/4" holes for mounting

8 US quarts of fluid capacity with 30% improved cooling efficiency over the stock trans pan using K-Alloy cast alum with internal and external cooling

This lightweight steel spool is designed to fit the popular 7

PAC Racing RPM Series Valve Spring Dual Spring 409 lb/in Spring Rate 1.000" Coil Bind - 1.290" OD RS004C1512 Fuel injected engines: E85 upProduct Description: Valve Spring RPM Series Dual Spring 409 lb in Spring Rate 1. 000 in Coil Bind 1. 290 in OD GM LS Series Set of 16 PAC Racing Springs is part of the Race Winning Brands Family. With more than 100 years of spring manufacturing experience. We understand the demands of racing and provide a commitment to all of our customers to provide the best service possible. We continue to expand products and offer expanded onsite technical