Reference Material

Fuel System

Carburetor, Type DCG286-3
Carburetor, Manufacturer Hitachi
Carburetor, Throttle vlve bore (mm) 26 / 28
Carburetor, Venturi size (mm) 20 x 7 / 24 x 7
Carburetor, Main jet (mm) 0.95 / 1.4
Carburetor, Slow jet (mm) 0.8 / 0
Carburetor, Power jet (mm) 0.6
Carburetor, Air Draught Down
Air cleaner, Type Paper element
Air cleaner, Manufacturer Tsuchiya
Fuel pump, Type Diaphragm
Fuel pump, Manufacturer Showaseiki
Fuel tank capacity (L) 35 (B10), 30 (VB10), 30 (B20)

Carburetor

  1. Plate-adjusting throttle
  2. Washer
  3. Lever-starting
  4. Sleeve
  5. Lever-throttle
  6. Nut
  7. Washer-spring
  8. Screw-adjusting, throttle
  9. Spring-adjusting screw
  10. Spring-throttle
  11. Rod-connecting
  12. Washer
  13. Pin-cotter
  14. Screw-idle adjusting
  15. Spring-idle adjusting screw
  16. Ass'y-holder, throttle wire
  17. Gasket-throttle chamber
  18. Screw
  19. Screw
  20. Washer-spring
  21. Washer
  22. Weight-injector
  23. Tube-emulsion (P)
  24. Tube-emulsion (S)
  25. Bleeder-slow air #80(P)
  26. Bleeder-slow air #120
  27. Jet-main #95 (P)
  28. Jet-main #160 (S)
  29. Washer
  30. Plug-drain
  1. Ass'y-float
  2. Shaft-float
  3. Ass'y-valve, needle
  4. Washer
  5. Ball
  6. Spring-return, piston
  7. Piston
  8. Gasket-float chamber
  9. Screw
  10. Screw
  11. Washer-spring
  12. Spring-choke
  13. Lever-choke
  14. Spring-choke valve
  15. Bleeder-slow air #220
  16. Ass'y-holder, choke wire
  17. Hanger-spring, throtle return
  18. Lever-pump
  19. Shaft-pump lever
  20. Washer
  21. Washer-spring
  22. Cover-pump
  23. Rod-pump
  24. Rod-connecting, choke
  25. Pin-cotter
  26. Filter
  27. Packing
  28. Bolt-filter
  29. Jet-slow #40
  30. Spring-throttle return

Fuel Tank B10

  1. Ass'y-tank, fuel
  2. Hose-filler tube
  3. Clamp-hose
  4. Ass'ycap, filler
  5. Packing-filler cap
  6. Ass'y-tube, drain
  7. Grommet-rubber
  8. Tube-breather
  9. Clamp-hose
  10. Grommet
  1. Unit-gayge, fuel tank
  2. Ring-"O", fuel gauge unit
  3. Washer-plain
  4. Washer-lock
  5. Screw
  6. Ass'y-tube, fuel tank to strainer
  7. Connector-fuel tube
  8. Ass'y-fuel tank tube
  9. Grommet-fuel tank tube

Fuel Tank VB10

  1. Ass'y-tank, fuel
  2. Washer-drain plug
  3. Plug-drain
  4. Ass'y-cap, filler, fuel tank
  5. Tube-breather
  6. Clamp-hose
  7. Grommet
  8. Unit-gauge, fuel tank
  9. Packing-fuel tank
  10. Seat-fuel tank mounting
  11. Washer-plain
  1. Washer-lock
  2. Screw
  3. Cover-fuel filler neck
  4. Grommet
  5. Cover-fuel gauge
  6. Screw
  7. Washer-plain
  8. Cover-fuel tank
  9. Welt-rear floor
  10. Ass'y-tube, fuel tank to strainer

Fuel Pump

  1. Ass'y-valve fuel pump
  2. Packing-valve
  3. Retainer
  4. Screw-retainer
  5. Packing-cap
  6. Screen
  7. Bolt-cap
  8. Packing-cap bolt
  9. Spring-rocker arm
  10. Ass'y-diaphragm, with seal
  1. Washer-seal
  2. Spring-diphragm
  3. Screw-body set
  4. Washer-seal
  5. Elbow
  6. Washer-lock
  7. Nut
  8. Waher-lock
  9. Spacer-fuel pump
  10. Ass'y-tube, fuel pump to carburetor