Specifications and workshop reference information for the 1979 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.
| Engine Type | Air-cooled, 2-stroke, single-cylinder |
| Displacement | 248 cc |
| Bore × Stroke | 70.0 × 64.8 mm |
| Compression Ratio | 6.8:1 |
| Maximum Power | Approx. 30 hp |
| Maximum Torque | |
| Carburetor | Keihin | Replacement Options |
| Lubrication | Premix |
| Fuel Mix Ratio | 20:1 | Premix Calculator |
| Ignition | CDI |
| Spark Plug | NGK B8ES |
| Spark Plug Gap | 0.6–0.7 mm |
| Transmission Type | 5-speed manual |
| Clutch | Wet multi-plate |
| Final Reduction | Chain drive |
| Overall Length | 2,150 mm |
| Overall Width | 900 mm |
| Overall Height | 1,200 mm |
| Wheelbase | 1,450 mm |
| Ground Clearance | 330 mm |
| Fuel Tank Capacity | 7.5 L |
| Bearing Sizes | Bearing Finder |
| Frame Type | Steel single cradle |
| Front Suspension | Telescopic forks | Fork Oil Levels |
| Rear Suspension | Dual shock swingarm |
| Front Suspension Travel | |
| Rear Suspension Travel |
| Front Tire | 3.00-21 | Tyre Size Guide |
| Rear Tire | 4.50-18 | Tyre Size Guide |
| Front Brake | Drum brake |
| Rear Brake | Drum brake |
| 1972 Honda XL250-Motosport |
| 1976 Honda CR250M |
| 1980 Honda CR250 |
| 1983 Honda CR250 |
| 1986 Honda CR250 |
| 1978 Honda XL250 |
| 1979 Honda XL250 |
| 1980 Honda XL250 |
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