JE Evo IV-IX Pistons 10.5:1 (88mm Stroke for 150mm Rods) "Asymmetrical FSR" Bore:.020 Over (85.50mm Bore) 58 11507010209 H Cover Ported

58 11507010209 H Cover Ported T4 Inlet V-Band Outlet

using these outlets as an oil drainer can drain almost all engine oil remained inside the oil pan

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

and including

73 amps no check valve

JE Evo IV-IX Pistons 10.5:1 (88mm Stroke for 150mm Rods) "Asymmetrical FSR" Bore:.020 Over (85.50mm Bore) 58 11507010209 H Cover PortedFits 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