Honda CB 250 RS (reduced Effect) - 1981 Specifications and Reviews

The 1981 Honda CB 250 RS is an accessible middleweight single-cylinder motorcycle ideal for beginner and novice riders. Its lightweight 148kg frame, manageable 17hp output, and 5-speed transmission deliver reliable, predictable handling and fuel efficiency. Known for straightforward engineering and dependable performance, this allrounder excels as a practical commuter and entry-level sport bike.

1981
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General information

CategoryAllround
Year1981
ModelHonda CB 250 RS (reduced effect)

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox5-speed
Cooling systemAir
Fuel controlOHC
Valves per cylinder4
Bore x stroke74.0 x 57.8 mm (2.9 x 2.3 inches)
Compression9.3:1
Power17.00
Stroke4
Engine typeSingle cylinder
Capacity:248.00 ccm (15.13 cubic inches)
 
 

Physical measures and capacities

Weight incl. oil, gas, etc148.0 kg (326.3 pounds)

Honda CB 250 RS (reduced Effect) dimensions and frame

Rear brakesExpanding brake
Front brakesSingle disc
Rear tyre dimensions3.50-18
Front tyre dimensions3.00-18
 
 

Speed and acceleration

Top speed136.0 km/h (84.5 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity13.00 litres (3.43 gallons)

Performance Profile & Rider Fit

17 hp
Peak Power
12.5s
0-60 mph
84.5 mph
Top Speed

Best For

Track15%
City65%
Cornering50%
Daily Riding55%
Touring35%
Passenger30%

Rider Profile

Best ForThis is a gentle, forgiving machine well suited to new riders or those returning to biking after time away, especially given this is a power-reduced variant.
PurposeIt's built as a lightweight, low-stress allround commuter and learner bike rather than a performance or adventure machine.
Rider FitThe low 148 kg weight and modest seat height make it easy to manage for smaller or less physically strong riders.
CharacterIt has a mild-mannered, approachable personality with a low-revving single-cylinder engine that rewards smooth, relaxed riding rather than aggression.
Not Ideal ForThis bike is not for riders seeking high speed, long-distance touring comfort, or any serious off-road capability.

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

Rider Reviews

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