1974 Honda CR250
Specifications and workshop reference information for the 1974 Honda CR250, including engine, chassis, service data and setup details.
Note: Specs are compiled from factory data, manuals and owner feedback. Bikes vary — if yours is different, jump into the forum and share it.
General Specifications
| Engine Type | Air-cooled 2-stroke single-cylinder, piston-port |
| Displacement | 248 cc |
| Bore × Stroke | 70.0 mm × 64.4 mm |
| Compression Ratio | |
| Maximum Power | Approx. 29 hp @ 7,500 rpm |
| Maximum Torque | |
| Carburetor | 34 mm Keihin |
| Lubrication | Pre-mix |
| Fuel Mix Ratio | |
| Ignition | Flywheel magneto |
| Spark Plug | NGK B9ES / B9EV type |
| Spark Plug Gap | |
Transmission
| Transmission Type | 5-speed close-ratio |
| Clutch | Wet multi-plate |
| Primary Reduction | |
| Final Reduction | Chain drive |
| Overall Reduction | |
Dimensions
| Overall Length | 84.3 in |
| Overall Width | 35.0 in |
| Overall Height | 44.9 in |
| Wheelbase | 57.1 in |
| Ground Clearance | |
| Fuel Tank Capacity | 1.8 gal |
Chassis
| Frame Type | Semi-double cradle |
| Caster Angle | |
| Trail | |
| Front Suspension | Long-travel telescopic forks |
| Rear Suspension | Swingarm with refillable shock absorbers |
| Front Suspension Travel | |
| Rear Suspension Travel | |
Brakes & Wheels
| Front Tire | 3.00 × 21 |
| Rear Tire | 4.00 × 18 |
| Front Brake | Internal expanding shoe drum |
| Rear Brake | Internal expanding shoe drum |
250cc Other Specs
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