621100C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Radium center crossmember bolt collar /

center crossmember bolt collar / bushing / sleeve fits all FWD/AWD 2G DSM models

Includes a black anodized cap

5" SCH 40 Hand Ported Manifold

Part Number: Fitment: Diagram: MN151051HA 67222 2004-2006 USDM Driver Side

621100C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Radium center crossmember bolt collar /Manley 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: 621100C4 Pin: Standard . 180" Wall Bore Size: 99. 5mm (Standard Bore) Rod Length: 5. 137" Stroke: 75mm De Stroked (2. 35L) Comp Distance: 1. 285" Dome Volume: 18 cc