AFR Dual Valve Spring - 450 lb. - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads SPBXS2 Connect to fuel line adapters WAR85330 Size:7-1/2 (60) C5 R4 Valve Ignition Wires

Connect to fuel line adapters using Russell tube nuts and tube sleeves and a 37 ° flaring tool or our Hard Tube Adapters

GM/Mercury Marine Big Block V8 Gen-IV/V/VI

Accomodates any 15" x 15" x 2

12" long sump

CarbonX and and Ultimate underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties

AFR Dual Valve Spring 450 lb. 1.080 in Coil Bind 1.270 in OD AFR Cylinder Heads SPBXS2 Connect to fuel line adapters WAR85330 Size:7 1 2 (60) C5 R4 Valve Ignition Wires Connect to fuel line adapters using Russell tube nuts and tube sleeves and a 37 ° flaring tool or our Hard Tube Adapters GM Mercury Marine Big Block V8 Gen IV V VI