HI, YESTERDAY AT WHADDON IT SPENT A SHORT TIME ON ITS SIDE,ALL OIL,FLUID LEVELS OK,WHEN IT WAS BACK ON ITS WHEELS...RAN OK FOR A FEW HOURS,WITH NO PROBS WHATSOVER,AT THE END OF THE DAY THE EXHAUST GOT RIPPED OFF AFTER THE FIRST BOX,,STILL SEEMED TO RUN OK...LEFT FOR ABOUT AN HOUR,WHILE WE TOOK MATES HOME TO MK,,,WHEN WE RETURNED,IT CHUCKED LOADS OF SMOKE OUT,(AND SMELT A BIT LIKE PARAFIN),WOULDNT BARELY REV UP,RUNNING WELL ROUGH.ANY IDEAS WHAT MIGHT HAVE GONE WRONG,WHAT TO CHECK FOR OR REPLACE ,WELL APRECIATED...CHEERS DAVE..