Skip to product information
1 of 2

Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.55mm +.05mm Bore 8.5:1 Dish Piston and Ring Set - 612001C-4

MAN612001C-4

Low stock! Only 4 left
Usually Ships In: 24-72 Hours

Regular price $699.23
Sale price $699.23 Regular price
Shipping calculated at checkout.

Question about this product?

We're happy to help.

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.

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.

  • Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
  • Unique Fixturing: Manley's unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
  • Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
  • Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
  • 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.


Installation Instructions

Fitment

Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.55mm +.05mm Bore 8.5:1 Dish Piston and Ring Set - 612001C-4

$699.23

Questions about this product?
Our Experts are here to help