Honda 50cc Express II (NA50) Motorcycles

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

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	AB01-5000001
Engine	AB01E-5000001

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