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JE Pistons 99.5mm 8.5:1 Stroker Time Attack FSR Piston Set For Subaru EJ257 - 291063

ds_BHXG_291063

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$899.99
$899.99
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CA WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information go to www.P65Warnings.ca.gov/motor-vehicle-parts.
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JE, Subaru, EJ Series, 3.917 in. Bore, 8.50:1, Inverted Dome/Dish, 4 Cyl. Piston Kit

JE Pistons is the leader in forged racing pistons. With 70-plus years of experience, in-house forging, and industry-leading technology, JE Pistons are designed to perform at the top levels of all forms of motorsports.

  • Bore Diameter: 99.52
  • Compression Height: 1.130
  • Piston Head Type: Dish
  • Piston Volume: -20.7
  • Cylinder Head: EJ257 STI
  • Piston Pin Outside Diameter: 0.905
  • Piston Pin Length: 2.250
  • Piston Pin Material: 5115
  • Ringset Included: Yes
  • Top Compression Ring Thickness: 0.048
  • Second Compression Ring Thickness: 0.048
  • Oil Ring Thickness: 0.0995
  • Piston Material: 2618
    • Forging Type: FSR
  • Piston Avg Weight: 395
  • Pin Wall Thickness: 0.180
  • Product Market: Sport Compact
  • Product Types: Engine Piston Set
  • Prop 65 Yes/No: Yes

Installation Instructions

Fitment

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