Honda CB 450 S - 1990 Specifications and Reviews

The 1990 Honda CB 450 S is a lightweight sport-touring middleweight that suits riders seeking accessible performance and versatility. Its 447cc air-cooled parallel-twin engine delivers 44 horsepower with manageable handling, making it ideal for commuting and weekend rides. Known for reliability and fuel efficiency, it represents Honda's practical approach to affordable sport-touring motorcycles.

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General information

CategorySport touring
Year1990
ModelHonda CB 450 S

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemAir
Fuel controlOHC
Valves per cylinder3
Bore x stroke75.0 x 50.6 mm (3.0 x 2.0 inches)
Compression9.3:1
Power44.00
Stroke4
Engine typeTwin
Capacity:447.00 ccm (27.28 cubic inches)
 
 

Physical measures and capacities

Weight incl. oil, gas, etc185.0 kg (407.9 pounds)

Honda CB 450 S dimensions and frame

Rear brakesExpanding brake
Front brakesDual disc
Rear tyre dimensions110/90-18
Front tyre dimensions100/90-18
 
 

Speed and acceleration

Top speed163.0 km/h (101.3 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity18.00 litres (4.76 gallons)

Performance Profile & Rider Fit

44 hp
Peak Power
6.5s
0-60 mph
101.3 mph
Top Speed

Best For

Track30%
City65%
Cornering60%
Daily Riding68%
Touring55%
Passenger45%

Rider Profile

Best ForThis bike suits new-to-intermediate riders thanks to its modest power output and forgiving, manageable chassis.
PurposeIt's a lightweight sport-touring machine best suited for commuting, learning, and relaxed weekend rides rather than aggressive performance riding.
Rider FitAt 185 kg and with a low-to-moderate seat height typical of this class, it's approachable for shorter or less experienced riders.
CharacterThe air-cooled twin delivers a mellow, easygoing character with modest torque and a classic mechanical feel rather than outright excitement.
Not Ideal ForIt's not a good fit for riders seeking high-speed thrills, serious off-road capability, or long-distance two-up touring comfort.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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