CP Pistons Manley Rods Fits EJ257 WRX STI Stroker 100mm 10.0:1 SC7443 / 15024-4

Product Description  

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CP Standard Shelf Pistons Features

Dedicated forgings

Balanced to + or 1 gram

Wrist pins provided at no cost

Pin fitting provided at no cost

Accumulator Grooves

Dual forced pin oilers

Pick lock grooves

Fully CNC machined

USA Made

Make: Subaru

Engine: SC7443: EJ257 + 83mm Stroker Crank / 15024-4: EJ20 EJ25

Compression Ratio: 10.0:1

Rod Bolt: ARP 2000

Part Weight: 560

Big End Width: .840"

Big End Bore: 2.165"

Beam Type: H-Beam

Pin Size: 23mm

Compression Height: 1.123

Rod Length: SC7443: 130.5mm / 15024-4: 5.137"

Stroke: 83

Bore: 100mm

Material: 2618 Alloy

Bore Size: +0.5mm

Standard Pin (Included): 905-2500-18CP1S

Upgraded Pin (Not Included): 905-2500-20CP3C

Pin Locks (Included): None

Ring Part#: RS1658-3937-0

Photos are illustrative purposes only. Original product may vary.