I see the muffler you're talking about on Ebay, and I did a search on Pro Series exhausts. There are a couple of forum reports that say the muffle is...
Oh-- when Barrett said "check both the primary/trans and engine oil levels" I assumed that meant there were separate cases. Is there separate oil but...
Thanks for the advice, guys. Agree that the cold weather may be causing some kind of stickiness in the clutch-- the amount of pull at the lever feels...