Supertech Performance TEVI-1008 Inconel Exhaust Valve Toyota 1JZ 30mm Standard

The Supertech Performance TEVI-1008 is an Inconel exhaust valve designed for Toyota 1JZ and 1JZGTE engines. This high-performance valve is engineered to handle the extreme heat and continuous load of turbocharged and high-performance applications.

Key Specifications:

• Head Diameter: 30.00mm (standard size)
• Stem Diameter: 5.97mm
• Overall Length: 98.10mm
• Material: Inconel 751 nickel-base alloy
• Lock Groove: Single groove design
• Face Profile: Dished

Manufacturing Excellence:

• One-piece forging with slow two-step process for optimal material grain flow
• Multiple CNC machining steps with stress-relieving heat treatments
• Patented Superfinishing process ensures freedom from imperfections
• Quality verified through ultrasonic inspection, x-rays, and laser measurement

Inconel 751 is a nickel-base alloy material specifically used for exhaust valves in engines that reach very high temperatures, making it ideal for turbocharged and supercharged applications. Backed by over 30 years of racing valve development, this valve delivers exceptional strength, heat resistance, and precise fit for both street and racing applications.

Application: Toyota 1JZ-GTE and 1JZ-GE engines (price is per valve; 1JZ engines require 12 exhaust valves total)