Supertech Inconel Exhaust Valves for 4G63 Evo/DSM HKS • Alloy bushings & spherical

• Alloy bushings & spherical bearing (adds +0

6oz to give you that more positive & smooth feel when shifting

Please review all fitment notes below

(1) Parachute Cable & Handle Install Kit

Supertech Inconel Exhaust Valves for 4G63 Evo/DSM HKS • Alloy bushings & sphericalSupertech Inconel exhaust valves for 4G63 Evo, DSM and GVR4. The Inconel 751 nickel base alloy is great for engines that reach high temps. These valves are available in 4 sizes to match your head diameter with an option for sodium filled, designed to withstand even higher temperatures. Sold as a set of 8 or individually as needed. Please do all your research and consult your engine builder if necessary! Vehicle Fitment: 1992 2006 Evolution I IX 1990