Originally Posted by oledoc2u

after you reached 100 mph, you pushed in on the clutch to shift to neutral...to coast awhile...

did you let the clutch back out while coasting?

Either way, it isn't good to just let everything free wheel at those speeds

Could be a lot of things...pressure plate, linkage, bearing....I have never seen a clutch apart on one of these babies...keep the clutch engauged while playing...