Alot of these motors are automatic mixing motors but if yours is not the normal ratio is 6oz of oil to every gallon of gas.
1 gal gas + 2cycle engine oil
The fuel mixture for a Yamaha 40 hp 2 stroke outboard engine is 50:1, gas, oil mixture. You should use new gas when you get the engine ready for the season.
Unleaded....mixture is 50:1 with 2cycle oil in 2 a stroke engine. 4 strokes do not require you to mix fuel
I have mine running at 30:1 it runs great with no oil injection system anymore
1997
Bad fuel mixture, jets, carb adjustment. try to keep engine reved high
The engine backfiring at idle, and at slightly off idle speeds is indicative of a lean fuel/air mixture. Try enriching your fuel mixture.
All the Origin motors have a Petrol/gas:oil ration of 50:1 That is 1litre of oil to 50 litres of Petrol
The engine size is Yamaha WR500 in a 1993 waverunner, the engine size is right in the name of the jet ski.
The Yamaha PSR-9000 refers to a model of Yamaha keyboard from the PortaTone PSR series. It is not a type of vehicle and thus, does not contain an engine.
What year is my yamaha xs400 engine number 4r5
No. The Yamaha YBR 125 has a four-stroke engine.