GSC Power Division GSC Intake Valve Sets +1mm

Part #: B2014-50

Overview

The GSC Power Division Intake Valve Sets +1mm are high-performance replacement valves designed specifically for Subaru EJ205, EJ207, and EJ257 engines. Crafted with precision and durability in mind, these chrome-polished intake valves feature a 37mm head diameter and an additional 1mm in size, offering improved airflow and combustion efficiency. Ideal for enthusiasts and professionals seeking to optimize engine response and reliability, these valves are engineered to withstand high temperatures and aggressive driving conditions while maintaining consistent performance over time. Whether you're building a performance-oriented engine or restoring a stock setup, these valves help support your vehicle’s power and longevity.

Key Features

Designed with advanced 3D modeling and simulation, these valves offer a superior flow profile for enhanced intake efficiency. Made from high-quality materials, they provide excellent resistance to heat and wear. The chrome-polished finish not only adds a sleek aesthetic but also helps reduce carbon buildup and corrosion. The +1mm size increase supports better airflow, contributing to improved throttle response and potential power gains. Each set is carefully tested to ensure optimal fitment and performance, making them a reliable choice for engine builders and tuners.

Construction & Design

These intake valves are constructed from durable, heat-resistant materials with a chrome-polished surface finish. The design incorporates a high-flow head profile, optimized through extensive testing and simulation to maximize airflow and combustion efficiency. The precise machining ensures a perfect fit and seal within the cylinder head, supporting consistent engine operation.

Driving Feel & Feedback

While primarily a performance upgrade, these valves contribute to a more responsive engine feel by improving airflow and combustion efficiency. They support smoother throttle response and help maintain engine stability under high-performance conditions.

Installation & Fitment

Installation requires removal of the cylinder head and proper valve seat and guide inspection. Compatibility should be verified against your specific Subaru EJ engine model and part number. Professional installation is recommended to ensure correct fitment and optimal performance.

What’s Included

The set includes 50 chrome-polished intake valves, designed to replace stock valves with a +1mm size increase for improved airflow and performance.