Wiseco sport compact piston and ring kits give you stronger pistons and tighter tolerances than any other part in your engine, with less internal and external machining. Wiseco's advanced forging process and extensive heat-treating and finishing processes ensure the performance and reliability that you demand from your engine. Wiseco's sport compact piston and ring kits' crown thickness and ring lands are designed for power adders like turbos and blowers and nitrous oxide. They come complete with high-quality piston rings. Whether you're on or off of the street, you can depend on the maximum strength and minimum variance of Wiseco's aluminum-forged pistons for your sport compact vehicle
Bore (in):3.366 in.
Piston Style:Dish, with four valve reliefs
Piston Material:Forged aluminum
Compression Distance (in):1.130 in.
Piston Head Volume (cc):+21.00cc
Wrist Pin Style:Press-fit or floating
Pin Diameter (in):0.866 in.
Top Ring Thickness:1.0mm
Top Ring Material:Steel
Top Ring Facing Material:Gas nitrided
Second Ring Thickness:1.2mm
Second Ring Material:Cast iron
Second Ring Facing Material:Phosphate coated
Oil Ring Thickness:2.8mm
Oil Ring Material:Stainless steel
Oil Ring Tension:Standard
Quantity:Sold as a kit.
Notes:Fits 4G63 engines, second generation 7-bolt with 100mm stroker crankshaft. Pistons include .225 in. wall tool steel pins.
Part # K627M855AP