JE Pistons SUB STI EJ257 Block w/ EJ20 Head 99.5mm Bore CR 8.5 (Left Side) Single Piston - 291059L

JE Pistons SUB STI EJ257 Block w/ EJ20 Head 99.5mm Bore CR 8.5 (Left Side) Single Piston - 291059L — reliable performance for everyday driving

The JE Pistons SUB STI EJ257 Block w/ EJ20 Head 99.5mm Bore CR 8.5 (Left Side) Single Piston - 291059L is a precision automotive component designed for specific engine setups. It combines a piston tailored for the EJ257 block paired with an EJ20 head, featuring a 99.5mm bore and a compression ratio of 8.5. This single piston is intended for the left side of the engine assembly.

If you are working on a Subaru engine build or repair that involves the EJ257 block and EJ20 head combination, this piston is made to fit your needs. It suits enthusiasts and mechanics who want to maintain or restore engine performance with parts that match the original specifications.

Commonly used in engine rebuilds or upgrades, this piston helps ensure your vehicle’s engine runs smoothly and reliably. It is a practical choice for those focused on maintaining consistent engine operation without unnecessary complications.

Features

• Delivers consistent fitment to help maintain engine balance and smooth operation
• Supports durability by matching the specific bore size and compression ratio requirements
• Offers ease of installation with a design tailored for the left side of the engine block
• Helps save time by providing a ready-to-use piston that fits the EJ257 block with EJ20 head setup
• Ensures predictable performance by adhering to the exact specifications listed in the product name
• Facilitates straightforward serviceability during engine rebuilds or maintenance tasks

Product Detail

This component is a single piston designed for the JE Pistons SUB STI EJ257 Block w/ EJ20 Head with a 99.5mm bore and a compression ratio of 8.5, intended for the left side of the engine. When installing this piston, it’s important to confirm compatibility with your specific engine build to ensure proper fit and function. This part is best handled by those familiar with engine assembly or with professional guidance.

Value

Choosing this piston helps provide predictable engine performance and smoother ownership by matching your vehicle’s engine requirements. It offers dependable quality that supports consistent operation, making it a practical component for everyday use and long-term reliability.