This is a Brand New 100% Authentic GM OEM Standard Size "Flat Top" "Floating" Piston sold individually
Note : Piston ships exactly as photographed without pins, clips, rings, or retainers. We don't have the pins or clips or retainers, or rings.
Contents : 1 SET OF 8 Pistons Floating Style Flat Top , with 2 Valve Relief
Part# 12563088 , 10166822 , 12555794
Manufacture : OEM; GM
Item Description : New OEM GM L19 7.4L/454 Big Block V8 Engine; 1991
Information : Piston Type : Standard Size; Flat Top with 2 Valve Relief, Coated Skirt; Floating Pin
Bore Inch : 4.250"
Bore MM : 107.95 mm
Ring Dimensions : 5/64 5/64 3/16" ( Per Enginetech )