PAC Racing Dual Spring Valve Spring Kit 370 lb/in Rate 1.010" Coil Bind 1.290" OD - Chromoly Retainer 16003901 20% increase in volume over

20% increase in volume over the M355

Standard kit includes all remote filter mount

A fully adjustable mechanical advance allows you to tailor the advance curve to your specific application

Supplied with stainless steel distributor cap for long life and superior performance

PAC Racing Dual Spring Valve Spring Kit 370 lb/in Rate 1.010" Coil Bind 1.290" OD - Chromoly Retainer 16003901 20% increase in volume overProduct Description: Valve Spring Kit Dual Spring 370 lb in Rate 1. 010 in Coil Bind 1. 290 in OD Chromoly Retainer Locks Viton Seal Steel Seat GM LS Series 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