JE Pistons Subaru EJ25 Ultra Series 100mm Bore Dia -17.3cc 8.5:1 0.905in Pin - Piston Set 1993-audi-90-quattro-esi3319972 and other 10AN ORB crankcase

and other 10AN ORB crankcase vent accessories

Radium FPDs feature a vacuum/boost reference port

0) Set of 6

Includes: Mounting bracket

Precision Engineered Components: Includes CNC-machined temperature sensor mount and breather adapter

JE Pistons Subaru EJ25 Ultra Series 100mm Bore Dia -17.3cc 8.5:1 0.905in Pin - Piston Set 1993-audi-90-quattro-esi3319972 and other 10AN ORB crankcaseUltra Series forged pistons from JE are the industry? s strongest, most fully featured pistons available off the shelf. Offered for a wide range of import and sport compact applications from 2JZ to 4G63 and Audi to BMW, Ultra Series pistons feature JE? s proprietary Aligned Grain Flow forging technology providing next level tensile strength ideal for the extreme cylinder pressures of power adder engine builds. Equipped with custom level features