PAC Racing 1200 Series Ovate Beehive Valve Spring - 308 lb/in Spring Rate - 0.965 in Coil Bind - 1.061 in OD - Ford Coyote DK1423631FIASFI and 3/4" rod ends the tubular design allows SCOBRS0054U0K01060 150-45-6712K Size:7-5/8+ (61+)

and 3/4" rod ends

Shot peenedVehicle Applications: 1999-2006 Chevrolet Silverado/Sierra 1500 (Ext/Crew Cab) 2" or 3" DropVehicle Applications: 1999-2006 Chevrolet Silverado/Sierra 1500 (Ext/Crew Cab) 2" or 3" Drop

Supercharger Drive

Four Primary Fuel Bowl Screws

Hydraulic Roller Tappet Camshaft

PAC Racing 1200 Series Ovate Beehive Valve Spring 308 lb in Spring Rate 0.965 in Coil Bind 1.061 in OD Ford Coyote DK1423631FIASFI and 3 4" rod ends the tubular design allows SCOBRS0054U0K01060 150 45 6712K Size:7 5 8+ (61+) and 3 4" rod ends Shot peenedVehicle Applications: 1999 2006 Chevrolet Silverado Sierra 1500 (Ext Crew Cab) 2" or 3" DropVehicle Applications: 1999 2006 Chevrolet Silverado Sierra 1500 (Ext Crew Cab) 2" or 3" Drop