Manley Performance Subaru WRX/STI 99.5mm Dish Piston - Extreme Duty, Part Number 632200CB-1

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 Single, PIST-SUBARU 99.5mm/1.209 CD/DISH - Extreme Duty

• 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.

The Manley Performance Subaru WRX/STI 99.5mm Dish Piston from the Platinum Series offers exceptional strength and durability for high-performance engine builds. Crafted from 2618 alloy forgings, these pistons are engineered to withstand extreme conditions and deliver reliable power. Featuring proven cam and barrel skirt profiles, they generate substantial torque while maintaining a gentle interaction with cylinder walls for longevity and efficiency. The pistons incorporate moly skirt coatings on select part numbers, further enhancing wear resistance and performance.
Manley's signature design includes chrome moly wrist pins as standard, providing premium durability. For demanding applications, optional upgrades to 9310 and Turbo Tuff/DLC wrist pins are available, ensuring even greater resilience under extreme loads. The unique fixturing process used during manufacturing allows for precise skirt turning and ring groove machining in a single operation, guaranteeing perfect squareness and consistent ring seal. This precision results in improved compression, power output, and overall engine efficiency.
Designed with strict adherence to manufacturing standards, these pistons feature precisely machined ring lands and grooves to optimize ring seal and minimize blow-by. The combination of cam and barrel profiles is tailored to maximize power while being gentle on cylinder walls, promoting engine longevity. Ideal for professional engine builders and tuners, the Manley 04+ Subaru WRX/STI piston ensures high performance in demanding applications. Note that these pistons are not carb-approved and require carb acknowledgment, making them suitable for race or specialized builds where fueling systems are customized. Trust Manley's expertise for your high-performance engine needs and enjoy the benefits of superior materials and craftsmanship in every piston.

Features:

• 2618 alloy forgings for superior strength and durability

• Proven cam and barrel skirt profiles for optimal power output

• Chrome moly wrist pins standard, with optional upgraded alloys for enhanced resilience

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

• Exacting ring lands and grooves to improve ring seal and engine performance

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