1995 yam. 55 hp, 2 stroke, 2 cylinder. C55TLRT
low rpm stutter, from 1000 to about 2100 when I took it out last weekend. runs fine after 2400 RPM on out to WOT
someone told me linc and sync. but when I looked thru my yamaha manual it didn't say anything other than just make sure the butterflys...