The valve clearance is: INTAKE 0.004in. (0.10 mm) EXHAUST 0.006IN. (0.15 mm) You must the rear cylinder at T for tdc and the front at I for tdc. Wheadjusting valves.
Which one?
RECENTLY CHANGED MY 1981 750 VIRAGO. TOOK 3 QUARTS OF SYNTHETIC MOTORCYCLE OIL
i would like a wiring dagram to a 1981 Yamaha xj550h where can i get a free diagram
The Yamaha Virago was in production from 1981 till 2007. Considering the manufacture dates, some models of the Virago are listed as classic. These may be found in classic motor events such as shows and sales. Enthusiasts have created multiple webpages for viewing. To find a Virago for purchase, classifieds or used motorcycle shops would be a start.
The valve clearance for a 1981 Yamaha XS400 is typically set at 0.10 mm (0.004 inches) for the intake valves and 0.15 mm (0.006 inches) for the exhaust valves. It's important to check and adjust the valve clearance regularly to ensure optimal engine performance and longevity. Always refer to the service manual for specific procedures and specifications.
I was looking for the same info and found this Inlet 0.002 - 0.0039 " Exhaust intake 0.002 - 0.0039" exhaust 0.0047 - 0.0067"
The engine prefix 5E4 on a Yamaha Virago indicates that the engine was produced in the early 1980s, specifically for models like the XV750 and XV920. The 5E4 code corresponds to the 1981 model year. Yamaha Virago models were popular during this time, known for their unique design and V-twin engines.
The Yamaha 750 Virago with the engine serial number 5E5-21-02952 is from the year 1981. The "5E5" prefix indicates that it is part of the Virago model line introduced in that year. Yamaha's model designations often include the year in their serial numbers, making it possible to identify the production year.
Any virago 750-920 between the years 81-83 and any newer virago will work as well as long as you change the everything you need to make it run
The drain plug on a 1981 Virago 750 on the underneath part of the radiator. You will need to remove a bolt to drain it.
Yes, sissy bars are available for the 1981 Yamaha 750 Virago, though they may not be as common as for more popular models. You can find aftermarket options from various motorcycle accessory retailers or custom shops that specialize in vintage bikes. Additionally, some enthusiasts choose to fabricate their own sissy bars for a personalized fit and style. Always ensure compatibility with your specific model before purchasing.
this is a well known issue, I recommend www.Drpiston.com he is a Virago expert and it explains it well with fixes. Good Luck