Manley Size STD Stroke 79mm Bore (99.50mm Grade A) SINGLE Piston w/ Rings WRX STI EJ257 2004-2021 map-enforced Most organic discs provided in

Most organic discs provided in Clutch Masters' assemblies include steel-backed lining to enhance the structural integrity of the material which is complemented by the highest quality hub assemblies available to ensure durability and driveability

POSITION / Rear

Lowers by : -0

which is normal for ceramic puck racing clutches

ring gear tooth count

Manley Size STD Stroke 79mm Bore (99.50mm Grade A) SINGLE Piston w/ Rings WRX STI EJ257 2004-2021 map-enforced Most organic discs provided inPart #: 612000CA 1 Manley Subaru pistons are made from high strength 2618 material and manufactured to provide DROP IN installation and correspond to the OEM Grade Range A or B bore sizes. To order these pistons simply select the appropriate mix of grade range pistons for the engine block's requirements. The proper clearance is designed into each grade range. These pistons come standard with Premium Chrome Moly 0. 180" wall pins suitable for moderate