CP Forged Pistons 10:1 - FR-S / BRZ / 86

CP Piston & Ring Set for FRS BRZ FA20 - Bore (86mm) - CR (10.0) - Set of 4

Pick up a set of low compression 2618 alloy forged pistons for the Subaru BRZ/Scion FR-S FA20 engine. These pistons include our 51 series wrist pins, sure lox's and our premium CPN ring set with a gas nitrided steel top ring, taper hook groove second ring and low tension oil ring.


  • Bore: 3.386 (86.0mm)
  • Size: STD
  • Stroke: 86
  • CH: 1.292
  • Pin Size: 22
  • Compression Ratio: 10:1

Fitment: 2013+ FRS BRZ 86

Welcome! As of April 2020, We have merged all the great MR2 and 86 parts from PrimeDriven back on to our parent site - PRIMEMR2 - This way we can serve our parts customers better and more efficiently! Prime MR2 is your one stop shop for all of your MR2, FR-S, BRZ and 86 parts needs. If you are looking to enter the PrimeDriven Car giveaway - click BACK on your browser or head over to primedriven.com for a chance to win!