PAC Racing 400 Series Titanium Dual Valve Spring Retainers - 10 Degree - 1.125" / 0.800" OD Steps (Set of 16) 2010412 The double adjustable ends allow

The double adjustable ends allow mounting as either wrap around or bolt-in

while 4-hole designs increase mixture velocity for improved low-speed and mid-range torque

polished billet

Sprint Car Tether Systems

1979-1982 Mercury Marquis

PAC Racing 400 Series Titanium Dual Valve Spring Retainers - 10 Degree - 1.125" / 0.800" OD Steps (Set of 16) 2010412 The double adjustable ends allowProduct Description: Valve Spring Retainer 400 Series 10 Degree 1. 125 in 0. 800 in OD Steps Dual Spring Titanium 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