GreenGiant2 Posted December 8, 2010 Share Posted December 8, 2010 HAS ANYONE EVER REPLACED THE ORIGINAL CLUTCH AND FLYWHEEL IN A CUMMINS WITH A NEWER AND LARGER CLUTCH. WOULD LIKE THE CLUTCH TO BE APPROX. 15" IN DIAMETER FROM 13". I AM JUMPIN FROM A 250 TO A 350BC CUMMINS. I I HAVE TO REUSE THE BELL HOUSING FOR THE OEM MOTOR MOUNTS.THANKSGG2 Quote We the unwilling, Lead by the unqualified, are doing the impossible, for the ungrateful. Link to comment https://www.bigmacktrucks.com/topic/16777-clutch-issue/ Share on other sites More sharing options...
b61mack Posted December 8, 2010 Share Posted December 8, 2010 HAS ANYONE EVER REPLACED THE ORIGINAL CLUTCH AND FLYWHEEL IN A CUMMINS WITH A NEWER AND LARGER CLUTCH. WOULD LIKE THE CLUTCH TO BE APPROX. 15" IN DIAMETER FROM 13". I AM JUMPIN FROM A 250 TO A 350BC CUMMINS. I I HAVE TO REUSE THE BELL HOUSING FOR THE OEM MOTOR MOUNTS.THANKSGG2All you need is a 14" clutch,a 350 cummins has about the same power as a 285 mack.i ran an R model with a 285 maxidyne 5 speed and it would run with all day long with 350 cummins 13 speed. Ron Quote Link to comment https://www.bigmacktrucks.com/topic/16777-clutch-issue/#findComment-68208 Share on other sites More sharing options...
truckboy Posted December 15, 2010 Share Posted December 15, 2010 Some have replaced the clutch springs for stiffer ones, but I'm not sure if anyone has also replaced the clutch plates. Quote Mack trucks | Cheap used cars Link to comment https://www.bigmacktrucks.com/topic/16777-clutch-issue/#findComment-68577 Share on other sites More sharing options...
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