622102C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Extreme Psi Please review all info before

Please review all info before purchase

HKS head gaskets for the 4G63 Evo 4-9 are available in 3 thicknesses to accomodate different compression ratios

The Pro 2000 QRT is made with all-new QRT Technology which results in an ultra-light shell

a method of matching the flow rate in both the linear

622102C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Extreme Psi Please review all info beforeManley Pistons for the EJ257 motor in the 2006 2014 WRX and 2004+ STi models includes a full set of 4 pistons, wrist pins, ring sets and round wire locks. See more Manley Pistons for the EJ257 WRX & STi Vehicle Fitment: Subaru EJ257 2006 2014 WRX 2004 2021 STi Piston Specs: Part Number: 622102C4 Pin: Standard . 180" Wall Bore Size: 99. 75mm (+. 25) Rod Length: 5. 137" Stroke: 83mm Stroker (2. 7L) Comp Distance: 1. 130" Dome Volume: 14 cc Cylinder Head