Detail STD 020Suits SOME OE pistons1.2mm/1.2mm/2.5mm*subaru ej20 imprezza awd m-92.00-1.00-1.2-1.2-2.5 Subaru Impreza WRX Sti GC with a EJ207 Turbo (DOHC 16 Valve) engine.
Overview For 100 years, Hastings Manufacturing Company has been a world power in piston ring engineering and manufacturing. Hastings revolutionized oil control ring design with the invention of the Hastings Flex Vent® oil control ring, and it is now the accepted standard in the industry.