Supertech Inconel Exhaust Valves for EVO/DSM 4G63

Choose Supertech Inconel valves for 4G63 Evo, DSM, and Galant VR4. These valves use the Inconel 751 nickel base alloy, ideal for high-temperature engines. Available in 4 sizes, they can match your head diameter with the option of a sodium-filled design for even greater heat resistance. Conduct thorough research and seek advice from your engine builder if needed.

Specification:

• Head Diameter: 30.5mm(std) / 31.00mm (+.5) / 31.5mm (+1) / 32.5mm (+2)
  
• Material: Inconel-Nimonic
• Groove Type: Single Groove
• Length: 109.66mm
• Stem Diameter: 6.54mm

Vehicle Fitment:

Lancer Evolution I-IX 1992-2006

Eclipse GSX-GST 1990-1999

Galant VR-4 1990-1992

Talon TSI 1990-1998

Laser RS 1990-1994