1981 Yamaha XJ 650 "set air amp fuel mixture" Questions

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Question about Yamaha XJ 650 Motorcycles

1 Answer

air filter and operation of the choke plunger. Are you using the correct octane fuel and fuel/oil ratio? Give the plug a clean and emery the spark contacts, set gap at 0.7mm., ideally take the plug to

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Question about Yamaha XJ 650 Motorcycles

1 Answer

...air leak.If your model is carburetted & not fuel injection.After checking the other things first, I would then check the carby balance & richen the mixture screw settings(2 to 2.5 turns ...

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Question about Yamaha XJ 650 Motorcycles

1 Answer

...air screw be set at.it must be in the carb. It seems the carb/s flooding with fuel and thus it dies, try to reset the float pin and get the correct level of the fuel in the float chamber. Standard ...

Question about Yamaha XJ 650 Motorcycles

1 Answer

...it ticks over slower, unscrew the smaller screw and the mixture has more air on tickover. Perhaps the float valve is not set up correctly and is letting too high a level of fuel in? Hope that

Question about Yamaha XJ 650 Motorcycles

1 Answer

...Set air mixture screw one and a half turns out. What is the condition of the reeds and reed holders. Is there a build-up of fuel/oil residue on the piston port skirts or the crankshaft? Check for ...

Air intake problem or carburater problem? My unicorn bike which makes a problem on acceleration & a sudden slow down of bike while on riding & engine off with in second ,if full acceleration ...

Question about Yamaha XJ 650 Motorcycles

1 Answer

AVERAGE SETTING OF CARBURATOR une your carburetor air & fuel mixture to 3 turn open .

Question about Yamaha XJ 650 Motorcycles

1 Answer

...air-mixture screw...tight it all the way in, taking care to not over tighten or the tip of the screw may be damaged, thn turn outwards 2 & half to 3 turns, start your bike's engine ,run it to ...

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