PAC Springs Valve Spring Set PAC-1225-16 644 lbs/in Dual Spring 1.550 OD

PAC Springs Valve Spring Set PAC-1225-16; 644 lbs/in Dual Spring 1.550 OD. Engine Valve Spring Set Model or Series: 1200-Series Drag Race Number Of Coils: Dual Spring Damper Spring: No Overall Diameter: 1.550 OD Inside Diameter. : 644 lbs/in Max Lift. 1200 Series Drag Racing Springs offer the latest technology in alloy and heat treating, […]