Manley 98+ Subaru WRX (EJ205) 79mm +4mm Stroker 92mm STD Bore 8.5:1 Dish Piston Set with Rings

• 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.

Enhance your Subaru WRX or Saab 9-2X engine with the Manley Performance 98+ series piston set designed specifically for EJ205 engines. Crafted from high-strength 2618 alloy forgings, these pistons offer exceptional durability and performance for high-performance applications. The pistons feature proven cam and barrel skirt profiles that generate significant power while minimizing stress on cylinder walls, making them ideal for street and race engines alike.
The set includes chrome moly wrist pins as standard, with optional upgrades to 9310 and Turbo Tuff/DLC alloys for increased longevity under demanding conditions. Manley's innovative fixturing process allows for precise skirt turning and ring groove machining in a single operation, ensuring optimal ring land and groove squareness. This meticulous manufacturing results in superior ring seal, reducing blow-by and boosting overall power output.
Designed for a bore of 92mm and a compression ratio of 8.5:1, these pistons are engineered to deliver reliable performance with excellent thermal stability. The dish design helps achieve the desired compression while providing clearance for forced induction setups. Compatible with various Subaru Impreza models from 2002 to 2005, as well as the 2005 Saab 9-2X, these pistons are a trusted choice for professional engine builders and tuners seeking consistent, high-quality components.
Please note that these pistons require carb acknowledgment and are not CARB approved. They are not suitable for air freight and are intended for automotive use only, adhering to Prop 65 compliance. Whether building a stroker or upgrading your existing engine, the Manley Performance piston set provides a reliable foundation for maximum performance and durability.

Features:

• High-strength 2618 alloy forgings for superior durability and performance

• Cam and barrel skirt profiles designed for power generation and cylinder wall friendliness

• Standard chrome moly wrist pins with optional upgrades to 9310 and Turbo Tuff/DLC alloys

• Unique fixturing process for precise skirt turning and ring groove machining

• Exacting ring land and groove standards for improved seal and power

• Designed for 92mm bore with a 8.5:1 compression ratio

• Dish piston design for adequate clearance and forced induction compatibility

• Fits: 2002-2005 Subaru Impreza, 2003-2005 Subaru Impreza, 2004 Subaru Impreza, 2005 Saab 9-2X