PISTONS - JE Shelf w/pins, rings and locks (Subaru EJ257/EJ255 100mm Bore, 8.5:1) 83mm Stroke Billet FSR

JE Pistons are designed specifically for high horsepower racing engines and are the piston of choice for top BC sponsored racers such as Rhys Millen, Andrew Comrie-Picard, Chris Rado, Robbie Nishida and Norris Prayoonto. All JE Pistons include high strength 2618-T6 alloy forgings, JE Pro Seal Rings, premium wrist pins and locks. JE Piston Kits are engineered to handle the stresses associated with all BC stroker kits and arrive ready to install.

• Care Make: Subaru
• Engine Model: EJ257 / EJ255 / EJ257B DUAL AVCS
• Specifically designed for high horsepower engines
• Arrive ready to install
• 2618 T6 forged aluminum
• Proprietary skirt designs are compatible with increased side loading associated with high RPM and increased stroke
• Dome and dishes feature smooth flowing radii for excellent flame travel
• Valve reliefs designed to clear BC camshafts
• Premium pins and locks included
• JE Pro Seal Rings included
• Bore: 100.00
• Oversize: 0.50
• Stroke (mm): 83.0
• Rod (mm): 130.5
• C/D (mm): 28.7
• Head CC's: 57
• C/R With .040": 8.5:1
• Dome / Vol (cc): -21.5
• Footnote: T
• Ring Set: JG4904-3937