GSC Power Division GSC Exhaust Valve Sets +1mm

Part #: B2017-50

Overview

The GSC Power Division GSC Exhaust Valve Sets +1mm are high-performance engine components designed for enthusiasts and professionals seeking durability and reliability in demanding conditions. Crafted from super alloy material with a chrome-polished stem, these valves are engineered to withstand extreme heat and high EGT environments, making them ideal for high horsepower builds and aggressive tuning setups. Their enhanced design ensures longevity and consistent performance, supporting your engine’s response and efficiency under intense operation. These valves are suitable for Subaru EJ207 and EJ257 engines, providing a precise fit and optimal airflow management. Whether you're building a race-ready engine or upgrading for maximum durability, these valves help maintain engine integrity and performance over extended use, contributing to a more responsive and reliable powertrain.

Key Features

Designed with durability and high-temperature resistance in mind, these valves feature:

• Super alloy construction for exceptional heat resistance and strength
• Chrome polished stems for a smooth, durable finish and improved lubricity
• +1mm size increase to support high-performance applications
• Precision-machined for perfect fitment in Subaru EJ207/EJ257 engines
• Enhanced longevity under extreme operating conditions
• Optimized for high EGT setups and high horsepower builds

Construction & Design

These exhaust valves are made from premium super alloy materials, featuring chrome-polished stems that reduce friction and wear. The structural design emphasizes heat resistance and durability, ensuring they withstand temperatures up to 2000°F, which is critical for high-performance engine applications.

Driving Feel & Feedback

While primarily a performance upgrade, these valves contribute to consistent engine response and stability under high stress, supporting a more engaged and reliable driving experience.

Installation & Fitment

Installation requires proper engine disassembly and precision fitting. Compatibility should be verified against your specific Subaru EJ207 or EJ257 engine model and the part number B2017-50.

What’s Included

This set includes 50 super alloy exhaust valves with +1mm size increase, designed to replace stock valves and support high-performance engine builds.