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Manley Performance Subaru EJ205/EJ257 WRX STI Piston Ring Set, 92.5mm Bore, File Fit (1.2mm/1.2mm/2.8mm) - Set of 4

$173.98 $183.14
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Manley Performance Subaru EJ205/EJ257 WRX STI Piston Ring Set, 92.5mm Bore, File Fit (1.2mm/1.2mm/2.8mm) - Set of 4
$173.98 $183.14
$173.98 $183.14

Designed for high-performance engine builds, this Manley Performance piston ring set fits Subaru EJ205 and EJ257 engines with a 92.5mm bore. These are file-fit rings, providing the extra material necessary for builders to hand-gap each ring to exact tolerances—a critical step for high-boost or nitrous applications where thermal expansion requires precise end-gap management for a reliable seal.

  • Bore Size: 92.5mm
  • Top Ring: 1.2mm
  • Second Ring: 1.2mm
  • Oil Ring: 2.8mm
  • Fitment Type: File Fit
  • Application: Subaru EJ205 (WRX) and EJ257 (STI)
  • Quantity: Complete set for 4 pistons

Engineered to withstand the intense cylinder pressures of the Subaru boxer platform, these rings offer superior oil control and compression sealing. Whether you are performing a standard refresh or a high-horsepower build, Manley piston rings provide the durability and material integrity required for forced induction environments.

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