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Manley Platinum Series Piston Set 86.10mm 10:1 Compression Ratio - 15-18 WRX

The Manley Platinum Series 86.10mm Piston Set for the 2015-18 Subaru WRX are CNC machined from lightweight 6818 high strength material and features pressure valve groove. This +.1mm oversize piston set includes chrome moly pins, ring pack and pin clips. 


  • .150" x 2.250" wall Premium Chrome Moly pin (Standard Series) included P/N 42251
  • 2618 high strength material
  • Pressure balance groove
  • Will accommodate +1mm valve s. . . Show More >

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