the fuel petcock. Look under the tank on the left hand side.
No. In fact the Yamaha MX 80 was the first Enduro bike.
IN 1973 THE BIKE IN QUESTION WAS A 2-STROKE,AN WAS CALLED A DT250 ENDURO . THE BIKE YOU ARE TALKING OF WAS BUILT FROM 1980 THREW 1983 AN IS A 4-STROKE. IN 73 YAMAHA MADE NO 4-STROKE ENDURO BIKES.
It taps out at about 82mph.
n w vintage and speed and sport Yamaha
Electronic ignition was starting to be used on enduro bikes by early 1980's.
only if you are jesus and you plan on working a miricle
Should be between the handle bars and on the frame
The 1980 Yamaha Enduro models typically feature a five-speed transmission. This includes models like the Yamaha DT175 and DT250, which were popular during that era. The five-speed gearbox allows for a good balance of power and control on various terrains.
Check these out Yamaha-motor.com see link to the right goes back to 1965 yamaha motor manuals online
2 cycle.... since it a 2 stroke
"1RG" you will find it on Yamaha enduro,350 ccm
enduro