JE Evo IV-IX Pistons 10.5:1 (88mm Stroke for 150mm Rods) "Asymmetrical FSR" Bore:.020 Over (85.50mm Bore) The STM R35 GTR engine

The STM R35 GTR engine oil change package is conveniently available with 6 liters of MOTUL 300V and includes a new OEM oil filter

58 11507010209 H Cover Ported T4 Inlet V-Band Outlet

5" Mandrel-Bent Aluminum Piping

These are the same gas ported pistons we have been testing in our STM Race Engines and easily trapping 165+ MPH in the 1/4

JE Evo IV-IX Pistons 10.5:1 (88mm Stroke for 150mm Rods) "Asymmetrical FSR" Bore:.020 Over (85.50mm Bore) The STM R35 GTR engineFits these Applications: 1996 2006 Mitsubishi Lancer Evolution IV V VI VII VIII IX Piston Specs: Asymmetrical FSR Forged Pistons 22mm Pin 88mm Stroke 150mm Rod Length 10. 5: 1 CR Description: Crown requires no deburring or preparation 2618 T6 high tensile forged aluminum NEW ASYMMETRICAL FSR forging! State of the art asymmetrical skirt technology reduces friction and mass while providing a more rigid and durable platform (Skirt Style F). In this