Manley 2004 + Subaru WRX STi (EJ257) STD Stroke 99.5mm STD Bore 8.5:1 Dish Piston Set with Rings

Part #: man612000C-4

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.

Manley Platinum Series Pistons:
• Moly Coated Skirts
• 2618 high strength material
• Lightweight design with offset wrist pin for quiet start-ups
• Pressure balance groove
• Will accommodate +1mm valve sizes
• Premium Steel top rings with Napier second ring
• Higher tension oil rings for improved oil control
• Round wire locks included
• Recommended piston clearance: .003" for mildly boosted and .0035" for highly boosted
measured .850" (79/83mm stroke) and 1.100" (75mm stroke) from the bottom of the oil ring

Includes:
(4) Pistons
(4) Piston Ring Sets
(4) Wrist Pins
(4) Wire Locks