Crower Valve Springs - Dual AS02521 the industry standard for the

the industry standard for the quality assurance of specialty performance and racing equipment

Rough idle

Gauge line kits provide easy connection to most mechanical oil and fuel pressure gauges

1965-1965 GMC PB1500 Series

Straight-through

Crower Valve Springs - Dual AS02521 the industry standard for theProduct Description: Valve Spring Dual Spring 258 lb in Spring Rate 0. 910 in Coil Bind 1. 385 in OD Set of 8 Crower Cams and Equipment Company, Inc., is a leading producer of aftermarket camshafts and valve train components. But over the years Crower has developed a more diverse line of products. Today, Crower is the world's largest manufacturer of aftermarket crankshafts and connecting rods, and the Crower line of clutches has been dominating the