PAC Racing RPM Series Valve Spring - Ovate Beehive Spring - 275 lb/in Spring Rate - 1.013" Coil Bind - 1.061" OD - GM LS-Series - (Set of 16) EGK 1990-1991 Mercury Grand Marquis

1990-1991 Mercury Grand Marquis

Brake Booster Cover

The tank size is 3-1/2" wide by 5-1/4" tall by 3" deep

#6009 rocker shaft stud kit recommended

7 in W x 26

PAC Racing RPM Series Valve Spring - Ovate Beehive Spring - 275 lb/in Spring Rate - 1.013" Coil Bind - 1.061" OD - GM LS-Series - (Set of 16) EGK 1990-1991 Mercury Grand MarquisProduct Description: Valve Spring RPM Series Ovate Beehive Spring 275 lb in Spring Rate 1. 013 in Coil Bind 1. 061 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