SBM FT Forged Piston Set 4.030 Bore -5cc

Icon Forged Pistons are forged from high ductile 2618 alloy. With a 1% silicon content 2618 alloy they are formulated and heat treated for the most demanding performance applications such as very high compression ratios, boosted application and nitrous. Key features include CNC machined crown and valve reliefs, top land mini groove technology, skirts machined by UEM's unique in-house built CNC machines, accumulator groove to help eliminate flutter and maximize ring seal, and skirt and pin boss struts designed to withstand heavy loads from high cylinder pressures. Wrist pins and spiral lock rings are included, but 1/16, 1/16, 3/16 rings are not included.