Losing Power

readytorock

Recruit
Joined
Aug 8, 2011
Messages
1
I have a 1996 Yamaha T50 4 stroke Highthrust, Idles great, runs fine till this year it started losing cyl's at WOT, I can back it down and it recovers. 5200 all day, 6000 no way. This weekend it started at 4700. Any suggestions, , wires, it is carb'd so no sensors, coil packs?
 
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