On a Yamaha 1980 XS400 the valve clearance for the inlet valve should be 0.0003 inches. The valve clearance for the exhaust should be 0.006 inches.
The production year of Yamaha xS400 frame number 16Y-011054 is manufactured in 1980.
The Yamaha with the VIN prefix code 3f9 is a 1980 Yamaha XS400SG. Yamaha made the XS400 from 1977 to 1982. It has a top speed of 109 miles per hour.
.004 to .006 in. on the intake and .006 to.008 in. on the exhaust
The valve clearance (or valve lash) for a 1980 Dodge 225 Slant 6 engine is typically set at 0.010 inches for the intake valves and 0.020 inches for the exhaust valves when the engine is cold. It's important to adjust the valve clearance to ensure proper engine performance and avoid excessive wear. Always refer to the specific service manual for detailed instructions and specifications.
hey just call your local autozone, or advance and just ask them they will tell you for free, good luck,,,,,,,,,,,
the fuel petcock. Look under the tank on the left hand side.
The Yamaha 850 XS is an air cooled bike. There is no radiator to fill.
If you are talking about the 1980 Yamaha Enticer, the top speed would be 55mph.
133.6 MPH
Suggest you call a Yamaha dealer for info.
yes the only difference is the ignitions
20w/50