Manley 04+ Subaru WRX STi (EJ257) STD Stroke 100mm +.5mm Bore 8.5:1 Dish Single Piston with Rings - 612005C-1

Manley 04+ Subaru WRX STi (EJ257) STD Stroke 100mm +.5mm Bore 8.5:1 Dish Single Piston with Rings - 612005C-1 — reliable performance for everyday driving

The Manley 04+ Subaru WRX STi (EJ257) STD Stroke 100mm +.5mm Bore 8.5:1 Dish Single Piston with Rings - 612005C-1 is a piston assembly designed specifically for certain Subaru WRX STi engines. It includes a single piston with rings, sized to fit the EJ257 engine with a standard stroke and a slightly increased bore diameter. This component is intended for those who need a replacement or upgrade piston that matches these exact dimensions.

If you own a 2004 or newer Subaru WRX STi with the EJ257 engine, this piston is made to fit your vehicle’s specifications. It suits enthusiasts and mechanics who want to maintain or restore engine performance with parts that align closely to factory dimensions but with a slight bore increase. This part is useful for engine rebuilds or repairs where precise piston sizing is important.

Common uses include engine overhauls, performance maintenance, or restoring compression and efficiency in the EJ257 engine. This piston with rings helps ensure the engine runs smoothly by maintaining proper sealing and combustion chamber shape. It’s a practical choice for anyone working on this specific Subaru model and engine type.

Features

• Provides consistent piston fitment for reliable engine operation
• Maintains proper sealing with included piston rings for smoother performance
• Supports engine durability by matching standard stroke and bore specifications
• Simplifies installation with a single piston design tailored to your vehicle
• Helps save time during rebuilds by offering a ready-to-install piston and rings set
• Allows easier serviceability by using a familiar piston style and size

Product Detail

This product is a single piston with rings designed for the 04+ Subaru WRX STi EJ257 engine. It features a standard 100mm stroke and a bore size increased by 0.5mm, with an 8.5:1 dish shape. When installing this piston, make sure to confirm it matches your engine’s requirements and specifications. Proper fitment is important to avoid issues during assembly and operation. This component is intended for those familiar with engine rebuilds or repairs on this Subaru model.

Value

Choosing this piston helps keep your engine running predictably and smoothly. It offers dependable quality that supports everyday driving and maintenance needs. Using a piston that fits well and includes rings reduces the chance of leaks or uneven wear, making ownership easier and more straightforward. This part provides a practical solution for maintaining your Subaru’s engine without unnecessary complications.