Originally Posted by
Billy22Bob
The way I look at it - the 3 lober is on the shaft of the 21 tooth gear (front right) and the 35 tooth is on the shaft of the 5 lober (front left).
So if we are running the 3 lober directly from the the SC pulley at 15,000rpm - then the 5 lober is running at 3/5ths that speed or 9,000rpm - unless I am missing something.
You are correct of course, my mistake.