Yes
PW 80 is a 2 stroke. It does not have oil in the crank case. I think you mean transmission oil. I use 10w40 engine oil in mine and it works great.
10w-30 engine oil preferably motorcycle type oil for wet clutch.
no
The 2002 Yamaha PW 80 typically uses a 2-stroke oil specifically designed for air-cooled engines. It is recommended to use a high-quality synthetic or semi-synthetic 2-stroke oil to ensure optimal performance and protection. Always refer to the owner's manual for specific oil recommendations and mixing ratios.
Your engine is shot. Rings or valves, probably both, are shot.
The Yamaha PW-80 will go as fast as 50 MPH with a n200 lb. rider, providing the exhaust restriction has been removed.
40.
yes
Bp6hs
To bypass the auto-injector system on a Yamaha PW 80, you can disconnect the oil line from the injector and plug it. Then, mix oil with fuel manually at the recommended ratio (typically 50:1) and ensure the fuel tank is filled with this mixture. It's important to monitor the oil and fuel levels closely to avoid engine damage. Always consult the owner's manual for specific instructions and safety precautions.
resistance slows it down
In the context of the Yamaha PW 80, "PW" stands for "Pee-Wee." The Pee-Wee series of motorcycles from Yamaha are designed for young riders, typically beginners or those with limited experience. The PW 80 specifically is a small off-road motorcycle known for its ease of use and beginner-friendly features.