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Est. 1957
Manley Performance

Manley 98+ Subaru WRX (EJ205) 75mm STD Stroke 92.5mm +0.5mm Bore 8.5:1 Dish Piston w/ Rings - SINGLE

$189.71

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Fits 2002-2005 Subaru Impreza. Manley forged piston with 92.5mm bore and 8.5:1 compression dish, built for improved performance.

Key Features

  • Fits 2002-2005 Subaru Impreza.
  • Constructed from strong 2618 alloy forgings for durability.
  • Features a 92.5mm bore size (+0.5mm over standard).
  • Dish piston design creates an 8.5:1 compression ratio.
  • Includes premium chrome moly wrist pins.
  • Piston ring lands and grooves are machined to strict standards for improved ring seal.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

Starting with a 2618 alloy forging, these Manley pistons are built for serious work inside your 2002-2005 Subaru Impreza WRX's EJ205 engine. The 92.5mm bore size is a +0.5mm over standard, and the dish design results in a compression ratio of 8.5:1, which is a notable change from stock and suitable for many performance builds.

Manley uses proven cam and barrel skirt profiles that help manage piston rock, reducing wear on your cylinder walls while still making good power. They also pay close attention to the ring lands and grooves, ensuring a solid seal for better combustion efficiency. These pistons come with chrome moly wrist pins, and the machining process ensures the ring grooves are perfectly square to the piston skirt for optimal performance.

This is a single piston, so be sure to order the correct quantity for your engine. Remember, these are not CARB approved and cannot be shipped to California.

Specifications

Brand
Manley Performance
Manufacturer Part #
615005C-1
UPC
807298044804

Frequently Asked Questions

Manley 98+ Subaru WRX (EJ205) 75mm STD Stroke 92.5mm +0.5mm Bore 8.5:1 Dish Piston w/ Rings - SINGLE

$189.71