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JE Pistons FSR Forged Piston Set - Subaru EJ257 2002-2012 (99.75mm, 8.5:1)

JE Pistons SKU: JEP296348
Price
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JE FSR forged pistons for the Subaru EJ257 with STI cylinder heads and the stock 79mm stroke, sized at 99.75mm bore (0.25mm over) for 8.5:1 compression with a -17cc dish. Forged in the USA from 2618 aluminum using JE's Forged Side Relief (FSR) design, each piston has an accumulator groove between the top and second rings, skirt coating to cut friction and noise, and a precision honed pin bore. The kit includes wrist pins, locks, and JE Pro Seal rings.

Specifications

Type FSR forged piston and ring kit
Material 2618 forged aluminum, skirt coated
Size 99.75mm bore (+0.25mm oversize)
Compression Ratio 8.5:1 (with .040 in head gasket)
Dish Volume -17.0cc
Cylinder Head EJ257 STI
Compression Height 30.7mm (1.209 in)
Stroke 79mm
Wrist Pin .905 in x 2.250 in
Rings JE Pro Seal, 1.2 x 1.2 x 2.5mm
Quantity Set of 4 pistons
Part Number 296348

This part fits:

Year Make Model Submodel
2008 Subaru Forester Sports 2.5 XT
2002-2012 Subaru Impreza WRX
2006-2007,2010-2012 Subaru Impreza WRX Limited
2009-2012 Subaru Impreza WRX Premium
2004-2012 Subaru Impreza WRX STI
2007,2011-2012 Subaru Impreza WRX STI Limited
2010 Subaru Impreza WRX STI Special Edition
2006-2007 Subaru Impreza WRX TR
2010-2011 Subaru Legacy 2.5GT

Shipping

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  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Special order items follow a lead time we confirm with you individually before the order is committed.
  • Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
  • Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
  • Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
  • Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
  • Product images may be representative. The SKU and specifications in the listing are what ships.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Returns & Refunds · Warranty
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