Manley 620000C-4 Pistons Kit for 02-05 Subaru EJ205 92mm WRX

Vehicle Fitment

• 2002-2005 Subaru WRX / EJ205 2.0L (79mm Stroker, 92mm Bore)

Features

• Forged 2618 aluminum piston construction for strength and durability
• Dish-style piston crowns with -16 cc volume for controlled compression
• Offset wrist pin design reduces noise and enhances balance
• Moly-coated skirts to reduce friction and wear under high boost
• Perfect ring groove to skirt squareness via Manley's one-fixturing machining
• Premium steel top rings included for improved sealing and performance
• Complimentary premium chrome moly wrist pins for high-stress applications
• Round wire locks included for secure ring retention

Specifications

• Bore size: 92 mm (STD)
• Stroke: 79 mm (Stroker configuration)
• Rod length: 5.137" (130.48 mm)
• Piston type: Dish with -16 cc volume
• Compression ratio: ~8.5:1
• Piston weight: ~355 g each
• Wrist pin size: 23 mm diameter
• Material: Forged 2618 aluminum alloy

Included Components

• 4x Forged pistons (92 mm bore)
• 4x Premium chrome moly wrist pins
• 4x Complete piston ring sets (46920DT-4)
• 4x Round wire locks

Product Description

The Manley 620000C-4 Pistons Kit is a high-performance forged piston set engineered for the **Subaru EJ205 2.0L engine** with a 79 mm stroker setup, commonly found in **2002-2005 Subaru WRX** platforms. These pistons are machined from robust 2618 aluminum alloy forgings, offering an ideal blend of strength and lightweight design for boosted and high-revving applications. 

Featuring dish-style crowns with a -16 cc volume, this set yields a compression ratio around **8.5:1**, making it suitable for built engines and turbocharged setups where detonation resistance is critical. The kit includes premium chrome moly wrist pins, moly-coated skirts to reduce friction, and high-quality piston rings to ensure excellent sealing under load. Whether you're building a performance street car or a competitive rally/track engine, these Manley pistons deliver durability and consistent performance. 

Remember to verify piston-to-wall clearance and ring end-gap specifications with your machine shop before assembly - precision fitment is essential for high-performance builds. This kit is ideal for engine builders and enthusiasts upgrading their EJ205 stroker setup.