Flat Top Pistons

Mahle PowerPak LS 4.075 Bore 4.000 Stroke -5.8cc Flat Top Piston Kit 930227575 The MAHLE Motorsport PowerPak kit was developed for high performance street, sportsman and pro class racers. The PowerPak pistons are made from either 4032 aluminum alloy to...

JE Pistons Ultra Series LS 4.075 Bore 4.000 Stroke -5cc Flat Top Piston Set 360773 JE Pistons Ultra Series pistons combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick-wall wrist pins,...