PAC Racing Steel C/M Spring Seats - 1.550 x .700 x .575 HS11PAFIA 550 in Rectangular Port

550 in Rectangular Port

hesitation and rough shifting in worn transmissions and completely eliminates most seal leaks

Built to fit in congested engine bays

1968-1979 Chevrolet C10 Suburban

PAC Racing Steel C/M Spring Seats - 1.550 x .700 x .575 HS11PAFIA 550 in Rectangular PortProduct Description: Valve Spring Locator Inside 0. 060 in Thick 1. 550 in OD 0. 575 in ID 0. 700 in Spring ID Chromoly 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 services at