The rattling could be a broken piece inside the muffler.
But IMO the only thing that is going to quite it down enough for young ones is a FAE. (Fresh Air Exhaust).
1991 PROSTAR 190 Flagship Blue POWERSLOT OJ XMP CNC 13.7x17.5 .110 4B
A.K.A. One of a kind mistake
2011 Best In Show- 1987-2000 class
Trying to keep slalom alive
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Originally Posted by flipper
"It's better to keep your mouth shut and let people think you are stupid, than to open it and prove it"?