felix Posted October 15, 2009 Share Posted October 15, 2009 hi all, i need advise please, i recently changed gearbox on my mack from twin stick box to ten speed air shift mack box, gears working great but to my dismay now i find oil leaking out of bell houseing. does anyone have any info? could air be bi passing on selector and pushing oil out the main shaft seal? Quote Link to comment Share on other sites More sharing options...
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