Manley Performance Subaru WRX FA20F 86.1mm +0.1 inch Bore Dish Piston Set – 4 Pieces

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. Manley Piston Set, PIST-SUBARU 86.1mm/1.292 CD/DISH .

• 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.

Upgrade your Subaru WRX FA20F engine with the Manley Performance Platinum Series piston set, specifically designed for enhanced durability and performance. Featuring 2618 alloy forgings, these pistons are engineered to withstand high stress and deliver reliable power gains. The combination of proven cam and barrel skirt profiles ensures optimal power output while maintaining gentle contact with cylinder walls for longevity.
Each piston includes chrome moly wrist pins as standard, with options for higher durability alloys such as 9310 or Turbo Tuff/DLC for select applications. Unique fixturing allows for precise skirt turning and ring groove machining in a single operation, guaranteeing perfect ring groove to skirt squareness for improved sealing and performance.
Meticulously crafted, these pistons adhere to strict standards for ring lands and grooves, resulting in superior ring seal and increased horsepower. The cam and barrel profiles are engineered to maximize power while minimizing stress on the engine components, making them ideal for high-performance builds or tuners seeking reliability under demanding conditions.
Perfect for enthusiasts and professional engine builders, the Manley 2015+ Subaru WRX FA20F piston set offers a significant upgrade over stock components, providing the strength and precision needed for aggressive tuning and high-rev applications. Please note, these pistons are not CARB approved and require carb acknowledgment during installation. They are shipped as a set of four, ready for installation in your engine rebuild or upgrade project.

Features:

• 2618 alloy forgings for superior strength and durability

• Includes chrome moly wrist pins with upgrade options to 9310 or Turbo Tuff/DLC alloys

• Unique fixturing allows for precise skirt turning and ring groove machining in a single operation

• Exacting standards for ring lands and grooves to enhance ring seal and power output

• Cam and barrel profile designed for high power with minimal stress on cylinder walls

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1