BMW R42: history, specs, pictures
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'BMW R42' | |
Manufacturer | [[BMW]] |
---|---|
Production | 1926 - 1928 |
Engine | two cylinder boxer, four-stroke |
Bore / Stroke | 68.0mm x 68.0mm |
Top Speed | 59 mph (95 km/h) |
Horsepower | 11.67 HP (8.7 KW) @ 3400RPM |
Fuel System | carburetor. 20mm bmw spezial |
Battery | 4.9:1 |
Transmission | Gear box: 3-speed Final Drive: shaft drive (cardan) |
Suspension | Front: leading link Rear: rigid |
Brakes | Front: expanding brake (drum brake) |
Front Tire | 3.5-26 |
Rear Tire | 3.5-26 |
Wheelbase | 55.51 inches (1410 mm) |
Length | 82.68 inches (2100 mm) |
Width | 31.5 inches (800 mm) |
Height | 37.4 inches (950 mm) |
Weight | 126.0 kg (wet) |
Fuel Consumption | 3.00 liters/100 km (33.3 km/l or 78.41 mpg) |
Manuals | Service Manual |
The BMW R42 was a two cylinder boxer, four-stroke standard produced by BMW between 1926 and 1928. It could reach a top speed of 59 mph (95 km/h). Claimed horsepower was 11.67 HP (8.7 KW) @ 3400 RPM.
Engine
The engine was a air cooled two cylinder boxer, four-stroke. A 68.0mm bore x 68.0mm stroke result in a displacement of just 494.0 cubic centimeters. Fuel was supplied via a overhead valves (ohv).
Drive
The bike has a 3-speed transmission. Power was moderated via the dry-single plate-cable operated.
Chassis
It came with a 3.5-26 front tire and a 3.5-26 rear tire. The front suspension was a leading link while the rear was equipped with a rigid. The wheelbase was 55.51 inches (1410 mm) long.