Manley STD Stroke 99.55mm +.05mm Bore 8.5:1 Dish Piston and Ring Set Subaru WRX STI EJ257 2004-2021 vendor_ETS Direct factory fitment for a

Direct factory fitment for a clean install

This is a must have for anyone pushing the limits

'Traditional' performance intake manifolds are constructed with massively oversized plenums and excessively short runners

Part: # MMINT-UZB

Manley STD Stroke 99.55mm +.05mm Bore 8.5:1 Dish Piston and Ring Set Subaru WRX STI EJ257 2004-2021 vendor_ETS Direct factory fitment for aPart #: 612001C 4 Manley forged and dished pistons for the EJ205 are machined of high strength 2618 material. Each design is lightweight yet robust enough to deliver long service life. Round wire locks, tool steel wrist pins and piston rings are included with every set at no additional charge. A proprietary multi step top ring groove machining process assures optimum control of the groove's size, geometry, flatness and finish. Precise pinhole