the VIRAGO
YAMAHA VIRAGO 1981-1999

Yamaha

 XV1100 Virago

xv1100 servicing specifications
engine
spark plugs      
  1984 - 1995 us all uk NGK BP7ES or ND W22EP-U
  1996 US NGK BP7ES or ND W22EPR-U
       

gap

   0.7 to 0.8 mm (0.028 to 0.032 inches)
       
valve clearances cold engine    
intake   0.07 to 0.12 mm (0.003 to 0.005 inches)
exhaust   0.12 to 0.17 mm (0.005 to 0.007 inches)
       
engine idle speed      
    950 to 1050 rpm  
       
cylinder compression pressure at sea level    
standard   10.75 bars 156 psi
maximum   11.78 bars 171 psi
minimum   8.8 bars 128 psi

maximum difference between cylinders

   0.96 bars 14 psi
       
carburettor synchronization      

vacuum at idle speed

  180 +/- 10 mm Hg (7.09 +/- 0.4 inch Hg)

maximum vacuum difference between cylinders

   10 mm Hg (0.4 inch Hg)
       
cylinder numbering from rear to front of bike    
    1 - 2  
tyre pressures ( cold )
front      
  up to 90 kg (198 lbs) load 1.79 bars (26 psi)
  90 kg to maximum load 1.93 bars (28 psi)
  high speed riding 2.2 bars (32 psi)
       
rear      
  up to 90 kg (198 lbs) load 1.93 bars (28 psi)
  90 to 160 kg (198 to 353 lbs) 2.48 bars (36 psi)
  160 kg (353 lbs) to maximum load 2.76 bars (40 psi)
  high speed riding 2.48 bars (36 psi)
       
miscellaneous
brake pedal position      
    position 20 mm (0.8 inch) above bottom of footpeg
       
shift pedal position      
    comfort  
       
freeplay adjustments      
  throttle grip not specified  
  clutch lever 2 to 3 mm (0.08 to 0.12 inch)
  front brake lever 5 to 8 mm (0.20 to 0.30 inch)
  rear brake lever    
       
battery electrolyte specific gravity      
    1.280 at 20-degrees C (68-degrees F)
       
minimum tyre tread depth      
    1mm (0.04 inch)

in the uk  tread depth must be at least 1 mm over 3/4 of the tread breadth all the way around the tire, with no bald patches.
torque specifications
oil drain plug      
    43 Nm (31 ft-lbs)
       
oil filter cover bolts      
    10 Nm (7.2 ft-lbs)
       
spark plugs      
    20 Nm (14 ft-lbs)
       
steering head bearing ring nuts      
  initial torque 50 Nm (36 ft-lbs)
  final torque 3 Nm (2.2 ft-lbs)
       

steering stem nut

      
    110 Nm (80 ft-lbs)
       
valve adjuster locknuts      
    27 Nm (19 ft-lbs)
       
rocker cover bolts      
    10 Nm (7.2 ft-lbs)
       
final drive filler and drain plugs      
    23 Nm (17 ft-lbs)
       
       
recommended lubricants and fluids
fuel grade      
    regular unleaded petrol (gasoline)
       
engine / transmission oil      

type

   API grade SE or SF (minimum)  
viscosity      
constantly below 15 degrees C (60 degrees F) SAE 10W30
  constantly above 5 degrees C (40 degrees F) SAE 20W40

capacity

    
with filter change 3.1 litres  (3.3 US qt) (5.46 Imperial pt)
  oil change only 3.0 litres (3.2 US qt ) (5.28 Imperial pt)
       

brake fluid

      
    DOT 4  
       
final gear      
type   SAE 80 API GL-4 hypoid gear oil

capacity

   0.20 litres (6.76 US fl oz) (7.04 Imp fl oz)
       
fork oil      

type

   SAE 10W fork oil  
  capacity - xv1100 full specifications    
  level - xv1100 full specifications    
wheel bearings      
    medium weight, lithium-based multi-purpose grease
       
swingarm pivot bearings      
    medium weight, lithium-based multi-purpose grease
     
cables and lever pivots    
    chain and cable lubricant or 10W30 motor oil
     
sidestand / centerstand pivots    
    chain and cable lubricant or 10W30 motor oil
     
brake pedal / shift lever pivots    
    chain and cable lubricant or 10W30 motor oil
     
throttle grip

 

    
    multi-purpose grease or dry film lubricant