Posted in AVIATION NEWS, ROTAX SERVICE INSTRUCTIONS, SERVICE BULLETIN, TECH TIPS Rotax TECH TIPS SB Replacement of oil filter William 2017-11-06 Author: William Related Articles Stock Flight Systems introduces Engine Management Unit for the new Rotax® 912iS aircraft engine. Midwest LSA Expo Operation Cub Killer Part 1 – Trent Palmer AERO 2014: A Strong Showing for General Aviation in Friedrichshafen