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Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
Manley Performance Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings
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Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings

MAN615000C-4
807298024301
Piston Sets - Forged - 4cyl
17 Units In Stock - Ships Next Business Day
$ 805.63 $ 741.18
$ 741.18

SKU: 615000C-4 | UPC: 807298024301

Manley 98+ Subaru WRX (EJ205) STD Stroke 92mm STD Bore 8.5:1 Dish Piston Set with Rings

Manley Platinum Series pistons deliver forged strength for EJ205 engines in 2002-2005 Subaru Impreza WRX and 2005 Saab 9-2X Aero models. These 92mm bore STD stroke pistons with 8.5:1 dish compression ratio include rings for direct replacement in performance rebuilds. Engine builders choose them for consistent power handling and long-term reliability under boost.

Key Features

  • 2618 T6 Alloy Forgings: High-silicon aluminum construction withstands extreme heat and detonation for boosted applications
  • Proven Skirt Profiles: Optimized cam and barrel shapes reduce friction and wear while maintaining piston stability at high RPM
  • Tool Steel Wrist Pins: 20mm x 1.94mm SP shot-peened 9310 pins with circlips ensure secure connection to rods
  • Moly Skirt Coating: Reduces scuffing and galling for smoother break-in and quieter operation
  • Included Rings: 1.2mm/1.5mm/2.8mm ring pack supports 8.5:1 compression with -16cc dish volume and 30mm compression height

Product Notes

  • Each piston weighs 342 grams for balanced rotating assembly
  • Requires standard EJ205 ring gap specs and honing to 92.02-92.04mm final bore
  • Set of 4 pistons ships complete with pins and rings

Installation Notes

  • Professional installation recommended.
  • Verify rod and crank specs match STD 75mm stroke before assembly
  • Compatible with OEM or aftermarket H-beam rods with 20mm pin bore

This Part Fits

Year Make Model Submodel
2005 Saab 9-2X Aero
2002-2005 Subaru Impreza WRX

Why Choose Manley?

  • Trusted by pro tuners for EJ20/EJ25 engine programs worldwide
  • Forged pistons built to handle 500+ whp with proper tuning
  • Precision CNC machining ensures ring seal and dome integrity

Frequently Asked Questions

  • Q: Will these pistons fit 2006+ WRX or STI engines?
    A: Designed for EJ205 92mm bore STD stroke. STI EJ257 uses 99.5mm bore pistons like Manley 61502 series
  • Q: What material and coating do these have?
    A: 2618 T6 aluminum forgings with moly skirt coating and hard anodized top ring groove for durability
  • Q: What warranty covers this set?
    A: Manley offers 1-year unlimited mileage warranty against manufacturing defects with proper installation

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Secure foam-packed box 11 x 11 x 2.7 inches
  • Weight: 3.1 lbs

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