While you wait for answers, we may have found some information which could help you.
Success
Message
transmission oil ?
rebuilding a lawnmower engine?
How do I adjust the tension on a 42 inch yard machine belt ?
howcan i fix my rx73 riding mower?
adjust variable mechanism -- how/??
loose belt?
no spark?
What size engine is the Classic 35 100cc or 145cc?
what to do to slow down the high rev?
Can't get front pulley off yard machine rider?
How do I tighten the drive cable on a yard machine snow blower?
Engine runs wide open unless brake pedal is pulled completely back. Why?