Janus Halcyon 450

Janus · 4 model years · 2021–2024

Model Years

2024 Janus Halcyon 450

Engine: 397.2 cc Power: 0.1676 HP/kg Torque: 31.0 Nm (3.2 kgf-m or 22.9 ft.lbs) @ 5000 RPM Top speed: 115 km/h Weight: 160.0 kg (352.7 pounds) Seat: 760 mm (29.9 inches) If adjustable, lowest setting.

The 2024 Jawa 350 OHC Sport is a retro-styled custom cruiser powered by a 397cc air-cooled twin delivering 26.8 HP, offering accessible performance for riders seeking classic aesth…

2023 Janus Halcyon 450

Engine: 445 cc Power: 30.0 HP (21.9 kW) @ 7500 RPM Top speed: 144.8 km/h Weight: 156.5 kg (345.0 pounds) Seat: 762 mm (30.0 inches) If adjustable, lowest setting.

The 2023 Janus Halcyon 450 is an all-around middleweight single-cylinder motorcycle powered by a 445cc SWM engine delivering 30 horsepower. Ideal for versatile riders seeking a rel…

2022 Janus Halcyon 450

Engine: 445 cc Power: 30.0 HP (21.9 kW) @ 7500 RPM Top speed: 144.8 km/h Weight: 160.6 kg (354.0 pounds) Seat: 762 mm (30.0 inches) If adjustable, lowest setting.

2021 Janus Halcyon 450

Engine: 445 cc Power: 30.0 HP (21.9 kW) @ 7500 RPM Top speed: 144.8 km/h Weight: 160.6 kg (354.0 pounds) Seat: 762 mm (30.0 inches) If adjustable, lowest setting.

The 2021 Janus Halcyon 450 is a versatile all-rounder powered by a 445cc single-cylinder four-stroke engine producing 30 horsepower, making it ideal for novice and intermediate rid…

Spec Comparison by Year

Spec	2024	2023	2022	2021
Capacity	397.2 cc	445 cc	445 cc	445 cc
Power	0.1676 HP/kg	30.0 HP (21.9 kW) @ 7500 RPM	30.0 HP (21.9 kW) @ 7500 RPM	30.0 HP (21.9 kW) @ 7500 RPM
Torque	31.0 Nm (3.2 kgf-m or 22.9 ft.lbs) @ 5000 RPM	-	-	-
Top speed	115 km/h	144.8 km/h	144.8 km/h	144.8 km/h
Dry weight	160.0 kg (352.7 pounds)	156.5 kg (345.0 pounds)	160.6 kg (354.0 pounds)	160.6 kg (354.0 pounds)
Seat height	760 mm (29.9 inches) If adjustable, lowest setting.	762 mm (30.0 inches) If adjustable, lowest setting.	762 mm (30.0 inches) If adjustable, lowest setting.	762 mm (30.0 inches) If adjustable, lowest setting.