PAC Racing .875 Steel C/M Valve Spring Retainers - 7 Deg R03J003XXXL adds additional hoop strength for

adds additional hoop strength for higher pressure ratings - 500 PSI working - and added strength for tight radius applications

Compatible with Draw through or Blow through forced induction applications

The extra length of the bars in this kit make it ideal for use on large vhicles like off road racing trucks

modular beam patterns and expandable widths

BMR's MM004 polyurethane motor mounts limit engine deflection

PAC Racing .875 Steel C/M Valve Spring Retainers - 7 Deg R03J003XXXL adds additional hoop strength forProduct Description: Valve Spring Retainer 300 Series 7 Degree 0. 640 in OD Step Beehive Spring 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 various racing