COMP Cams - Valve Spring & Retainer Kit Mopar Gen III Hemi 420 in Backspace - 5

420 in Backspace - 5 x 4

Radiator - 21 in W x 12 in H - Dual Pass - Drivers Side Inlet - Drivers Side Outlet - Cage Mount - Aluminum - Satin - Mini / Micro Sprint - Each

Includes SFI 3

Coil Spring - Conventional - 5 in OD - 14 in Length - 100 lb/in Spring Rate - Rear - Steel - Red Powder Coat - Each

Jam Nut - 7/16-20 in Left Hand Thread - Steel - Zinc Oxide - Set of 50

COMP Cams - Valve Spring & Retainer Kit Mopar Gen III Hemi 420 in Backspace - 5Valve Spring Kit Conical Single Spring 519 lb in Spring Rate 1. 175 in Coil Bind 1. 060 in 1. 332 in OD Chromoly Retainer Steel Valve Lock Rubber Seal Seats Mopar Gen III Hemi Kit