Tomei Racing Valve Set B16A/B17A/B18C

Tomei Racing Valve Set — 4G63 (Evo 1–9) — TA303A-MT01A

The Tomei Racing Valve Set for the Mitsubishi 4G63 is engineered for high-performance and high-RPM applications where valvetrain stability and heat resistance are critical. Using lightweight valve construction and premium materials, this set improves airflow while maintaining durability under extreme combustion temperatures.

Key Features

• High-strength intake valves made from SUH35 heat-resistant steel
• Exhaust valves manufactured from Inconel 751 alloy for extreme heat resistance
• Waisted stem design helps improve airflow and reduce restriction
• Designed for high boost and high RPM operation
• Complete intake and exhaust valve set

Fitment

• Engine: Mitsubishi 4G63
• Models: Mitsubishi Lancer Evolution I–IX

Part Number: TA303A-MT01A