STM-Spec Manley Custom 11.5:1 Pistons for 4G63 Evo 4-9 tuning 2G: Passenger side

2G: Passenger side

This bolt kit is comprised of OEM Mitsubishi hardware for the Evo 4-9 with a OEM manifold to replace the bolts and washers that secure your manifold to the turbo

4 or later or Apple iOS 9

• Overall Height: 27

• Tig welded

STM-Spec Manley Custom 11.5:1 Pistons for 4G63 Evo 4-9 tuning 2G: Passenger sideThese are the same gas ported pistons we have been testing in our STM Race Engines and easily trapping 165+ MPH in the 1 4! The STM Spec Pistons are only available in 85. 5mm bore and come with coated skirts, rings and wrist pins. If you have questions about your build, feel free to give us a call and we will get you on the right path to your goals. STM Spec Pistons are capable of handling all the power you can throw at them. Vehicle Fitment: 1996