CP Sport Compact Pistons for Subaru EJ257 WRX STI

CP Sport Compact Pistons for Subaru EJ257 WRX STI

  • $815.96
    Unit price per 


Description

CP Subaru pistons are available standard or oversized. They are compatible with oversize valves, higher lift cams and high performance rings. CP pistons represent the highest quality and are engineered for maximum power.

STANDARD FEATURES INCLUDE:
-Deep valve relief depth accommodates high lift camshaft
-Made for +1mm valve sizes
-Custom skirt cam and barrel design
-Accumulator grooves
-High strength aluminum forgings
-High performance rings
-Fully CNC machined and balanced to +/- 1 gram
-Wrist pins included at no additional cost
-Double pin oilers, force fed oil ring
-Pick lock grooves for easy lock removal
-Pin fitting included

Car Make: Subaru
Car Model: Impreza WRX STi
Years: 04-12
Engine: EJ257
Compression Ratio: 9.0:1
Pin Size: 23mm
Compression Height: 1.208
Rod Length: 130.5mm
Stroke: 79
Bore: 99.75mm
Material: 2618 Alloy
Bore Size: +0.25mm
Standard Pin (Included): 905-2500-18CP1S
Upgraded Pin (Not Included): 0.200" Wall: 905-2500-20CP3S or 0.260" Wall: 905-2500-26CP3S
Pin Locks (Included): None
Ring Part#: RS1658-3927-0


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