Originally Posted by 4wdingman
I have lost top speed ever since I have got a new carby. It very strong and takes off great but it seems like it doesn't hit top speed. Once it hits top speed it feels like the clutch is on. The clutch is not covering the air hole and the trottle does not cover it too.
So can you thing of a reason why it has lost top speed???
Check to see if the screen in the Tank petcock valve is dirty.