Honda CB 450 S (reduced Effect) - 1990 Specifications and Reviews

The 1990 Honda CB 450 S is an accessible middleweight twin ideal for novice and returning riders seeking manageable performance. Its compact 447cc air-cooled engine delivers smooth, predictable power with excellent fuel efficiency. Known for reliability and easy handling, this lightweight machine excels as a dependable commuter and entry-level sport bike.

Not Rated stars Average rating: Not Rated from 0 votes
.

General information

CategoryUnspecified category
Year1990
ModelHonda CB 450 S (reduced effect)

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)
Compression9.1:1
Power27.00
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 (reduced Effect) dimensions and frame

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

Speed and acceleration

Top speed141.0 km/h (87.6 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

27 hp
Peak Power
9.5s
0-60 mph
87.6 mph
Top Speed

Best For

Track20%
City65%
Cornering50%
Daily Riding60%
Touring40%
Passenger35%

Rider Profile

Best ForThis is a restricted, learner-friendly version of the CB450S, well suited to newer riders building confidence.
PurposeBest suited for everyday commuting and learning the basics of riding rather than performance or long-distance touring.
Rider FitIts low weight and modest power make it easy and unintimidating to handle for riders of most sizes and skill levels.
CharacterA mild-mannered, air-cooled twin with a relaxed delivery that favors predictability over excitement.
Not Ideal ForNot a good fit for riders seeking high-speed performance, aggressive cornering, or serious touring capability.

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

Rider Reviews

Add a Comment


Please Login or Register if you would like to leave a comment.