Honda Service Repair Manuals


1979 Honda NA50'79 Express II

  • ENGINE
    • Engine: 49cc 2-stroke single cylinder with oil injection
    • It also had a wind-up spring starting system, points ignition, and manual choke.
    • Spark plug: BP4HS
    • Plug gap: .028
    • Battery: 6N4-2A-6 (see also 6N4-2A-8) -- 6 volt
  • DRIVETRAIN
    • Transmission: one-speed automatic transmission.
  • CHASSIS / SUSPENSION / BRAKES
    • It had twin chrome frame downtubes.
  • DIMENSION
    • N/A
  • OTHER
    • Colors:
      • Parakeet Yellow
      • Shiny Orange
      • Angel Blue
    • Frame: AB01-5000001 ⇨
    • Engine: AB01E-5000001 ⇨
1979 Honda Express II (NA50)
1979 Honda Express II (NA50)
1979 Honda Express II (NA50)
1979 Honda Express II (NA50)

1980 Honda NA50'80 Express II

  • ENGINE
    • Engine: 49cc 2-stroke single cylinder with oil injection
    • It also had a wind-up spring starting system, points ignition, and manual choke.
    • Spark plug: BP4HS
    • Plug gap: .028
    • Battery: 6N4-2A-6 (see also 6N4-2A-8) -- 6 volt
  • DRIVETRAIN
    • Transmission: one-speed automatic transmission.
  • CHASSIS / SUSPENSION / BRAKES
    • The twin chrome frame downtubes were replaced by a single chrome downtube.
  • DIMENSION
    • N/A
  • OTHER
    • Colors:
      • Parakeet Yellow
      • Angel Blue (Shiny Orange was dropped this year)
    • Frame: AB01-5100001 ⇨
    • Engine: AB01E-5100001 ⇨
1980 Honda Express II (NA50)
1980 Honda Express II (NA50)

1981 Honda NA50'81 Express II

  • ENGINE
    • Engine: 49cc 2-stroke single cylinder with oil injection
    • The points ignition was replaced with a CD ignition.
    • The manual choke was replaced with an automatic choke.
    • The wind-up spring starting system was replaced with a direct kick starting system.
    • Spark plug: BP4HS
    • Plug gap: .028
    • Battery: 6N4-2A-6 (see also 6N4-2A-8) -- 6 volt
  • DRIVETRAIN
    • Transmission: automatic 2-speed.
  • CHASSIS / SUSPENSION / BRAKES
    • N/A
  • DIMENSION
    • N/A
  • OTHER
    • Colors:
      • Angel Blue
      • Monza Red (this time the Parakeet Yellow was dropped)
    • Frame: JH2AB0110BS200008 ⇨
    • Engine: AB01E-5200001 ⇨
1981 Honda Express II
1981 Honda Express II



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