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Mahle MS Piston Set for Subaru EJ25 (99.50mm Bore, 79.0mm Stroke, 8.5:1 CR, Set of 4)

$631.10

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Mahle MS Piston Set for Subaru EJ25 (99.50mm Bore, 79.0mm Stroke, 8.5:1 CR, Set of 4)

$631.10

$631.10

This Mahle Motorsport piston set provides the strength and precision required for high-performance Subaru EJ25 engine builds. Engineered for tight tolerances and superior thermal management, these pistons are designed to handle increased cylinder pressures while maintaining reliable oil control and stability at high RPM.

Each set is weight-matched and balanced to ensure smooth engine operation and long-term durability. These pistons are engineered for a 99.50mm bore, a 79.0mm stroke, and utilize 130.4mm connecting rods with 23mm pins. The -22cc dish volume provides an 8.5:1 compression ratio, making this set an excellent choice for forced induction applications requiring specific combustion chamber characteristics.

  • Manufacturer Part Number: 930285017
  • Engine Application: Subaru EJ25
  • Bore Diameter: 99.50mm
  • Stroke: 79.0mm
  • Rod Length: 130.4mm
  • Wrist Pin Diameter: 23mm
  • Dish Volume: -22cc
  • Compression Ratio: 8.5:1
  • Quantity: Set of 4 pistons

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