JE FSR Forged Pistons Subaru WRX STi EJ257 99.75mm +0.25mm -16.9 cc 8.5:1

Name: JE FSR Forged Pistons Subaru WRX STi EJ257 99.75mm +0.25mm -16.9 cc 8.5:1
Brand: JE Pistons
SKU: 296348
Price: 821.78 USD
Availability: InStock

SKU

296348

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Price : $821.78

Back Ordered

This item is out of stock at the manufacturer level, and experiencing a known global supply delay. Contact us for the latest availability date estimation.

JE Pistons

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Description

JE FSR Pistons 99.75mm 8.5 EJ255 EJ257 Subaru WRX Sti
SUBARU 2004+ IMPREZA STI , 2005+ FORESTER XT, LEGACY GT, 2006+ WRX EJ257

Time Attack FSR Pistons now available!
2618 T6 high tensile forged aluminum
JE designs are specifically engineered for extreme applications up to, and including, professional competition. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy.
Dome and dishes feature smooth flowing radii for excellent flame travel.
1.2 x 1.2 x 2.5mm ring widths.
.905 x 2.500 straight wall carbon steel wrist pin provided.
Pin fitting and wire locks included
Rings Now Included

Specifications

More Information
Barcode	296348
Item Weight	410 g
Shipping Weight (Dimensional)	5.670000
Clearance Sale	No
Availability	Back Ordered
Part Type	Pistons
Make	Subaru
Vehicle Model	Impreza WRX STi
Model	STi 04-07 GD, STi 08-14 GR, STi 15-21 VA
Engine	EJ257, EJ257B
Rod Length	5.137" / 130.5mm
Rod Length Oversize	Standard Length
Bore Diameter	99.75mm
Bore Oversize	0.010" / 0.25mm
Stroke	79mm (Standard Stroke)
Compatible with Stock Sleeves	Yes
Requires Aftermarket Sleeves	No
Compression Ratio	8.5:1
Compression Ratio Range	8.0:1 - 9.0:1
Pin Size	0.905" / 23mm
Included Ring Set	JG4904-3927
Included Pin Locks	905-042-CT
Included Pin	905-2250-18-51S
Head cc	57 cc
Dome cc	-16.9 cc
Compression Height	1.209" / 30.7mm
Piston Coating	Skirt Coating
Brand	JE Pistons
Skirt Type	Slipper Skirt
Piston Material	2618
Carb Legal	Unspecified
Wrist Pin Wall Thickness	0.180"
Wrist Pin Dimensions	.905" x 2.250" x .180"
Pin Material	5115 Steel
Product Flags	sale
Shipping Label	Free Shipping