Suggest you call a Yamaha dealer for info.
There are several potential reasons why your 1980 Yamaha 1100 XS might have no spark. Common issues include a faulty ignition coil, a malfunctioning ignition switch, or a broken wire in the ignition system. Additionally, the spark plugs could be worn out or the timing may be off. It's advisable to check the electrical connections and components systematically to diagnose the issue accurately.
The proper spark plug gap for a 1980 Chevy 350 Pickup is .045, according to spark plug manufacturer (Autolite, Bosch, NGK) specs.
oil ratio is 1% Pierre
If you use NGK plugs BPR7ES or BPR7EIX the gap is 0.032. Safe riding!
280.00
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
Twins are .7-.8mm.
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.
yes the only difference is the ignitions
20w/50