Supertech Mitsubishi 4G63/4G63T Black Nitrided Intake Valve - +1mm Oversize - Set of 8

The Supertech Mitsubishi 4G63/4G63T Black Nitrided Intake Valve is a high-performance replacement component designed to enhance engine efficiency and durability. Crafted with black nitrided surface treatment, these intake valves offer increased resistance to wear and corrosion, ensuring long-lasting performance under demanding conditions. The +1mm oversize specification allows for precise engine rebuilding and increased airflow, contributing to improved power output. Manufactured with quality materials and precision engineering, these valves are engineered to withstand high temperatures and aggressive driving environments, making them suitable for both street and track applications.

Designed specifically for Mitsubishi 4G63 and 4G63T engines, these intake valves are compatible with models from the early 1980s through the 2000s, depending on engine configuration. They serve as direct replacements or performance upgrades for stock valves, ideal for engine rebuilds, performance tuning, or racing setups. The set includes eight valves, providing a complete solution for the intake side of the engine. Installation is straightforward for experienced mechanics or enthusiasts familiar with engine assembly, and these valves are suitable for use in high-performance street, track, or off-road applications where durability and airflow are critical.