Adler 250 Motocross
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| Adler 250 Motocross | |
| Manufacturer | |
|---|---|
| Production | 1953 |
| Engine | 2 cylinder, 2 stroke, flat-crowned pistons |
| Compression ratio | 1: 5.75 |
| Ignition | Bosch coil |
| Battery | 6V, 6Ah |
| Transmission | 4 Speed gearbox housed in engine block, foot gearchange |
| Frame | Double tubular frame with sidecar adapter. |
| Suspension | Front: Twin swinging leading link forks with shock absorber and steering damper Rear: Swinging fork adjustable for load and road conditions |
| Weight | |
| Manuals | Service Manual |
Engine[edit | edit source]
The engine was a Air cooled cooled 2 cylinder, 2 stroke, flat-crowned pistons. The engine featured a 1: 5.75 compression ratio.
Drive[edit | edit source]
Power was moderated via the Multi disc.
Chassis[edit | edit source]
The front suspension was a Twin swinging leading link forks with shock absorber and steering damper while the rear was equipped with a Swinging fork adjustable for load and road conditions.
Photos[edit | edit source]
Overview[edit | edit source]
| Make Model. | Adler MB 250 RS |
|---|---|
| Year | 1953 |
| Engine Type | 2 cylinder, 2 stroke, flat-crowned pistons |
| Displacement | 247 cc / 15.1 cub in. |
| Bore X Stroke | 54 x 54 mm |
| Cooling System | Air cooled |
| Lubrication | Petrol oil mix 25:1 |
| Clutch | Multi disc |
| Starting | Kick start |
| Battery | 6V, 6Ah |
| Ignition | Bosch coil |
| Carburetor | Twin Bing carburetors |
| Exhaust System | Twin, steel, chrome |
| Max Power | 19.2 kW / 26 hp @ 7500 rpm |
| Compression | 1: 5.75 |
| Transmission | 4 Speed gearbox housed in engine block, foot gearchange |
| Final Drive | Chain |
| Frame | Double tubular frame with sidecar adapter. |
| Front Suspension | Twin swinging leading link forks with shock absorber and steering damper |
| Rear Suspension | Swinging fork adjustable for load and road conditions |
| Tires (front And Back) | 3.25 x 16 in. |
| Brakes (front And Back) | Drums, 180 mm diameter |