MuZ ETZ251: history, specs, pictures

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MuZ ETZ251
Manufacturer
MuZ
Also called ETZ251 (reduced effect), ETZ 251 (reduced effect), ETZ251 (with sidecar), ETZ 251 (with sidecar), ETZ 251
Production 1989 - 1992
Engine
single cylinder, two-stroke
Bore / Stroke 69.0mm x 65.0mm
Top Speed 71 mph (115 km/h)
Horsepower 16.63 HP (12.4 KW) @ 5000RPM
Transmission Gear box: 5-speed
Final Drive: chain
Brakes Front: single disc
Rear: expanding brake
Front Tire 90/90-18
Rear Tire 110/80-16
Weight 146.0 kg (wet)
Fuel Capacity 4.49 Gallon (17.00 Liters)
Manuals Service Manual


The MuZ ETZ251 was a single cylinder, two-stroke standard produced by MuZ between 1989 and 1992. It could reach a top speed of 71 mph (115 km/h). Claimed horsepower was 16.63 HP (12.4 KW) @ 5000 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, two-stroke. A 69.0mm bore x 65.0mm stroke result in a displacement of just 243.0 cubic centimeters. Fuel was supplied via a port control.

Drive[edit | edit source]

The bike has a 5-speed transmission.

Chassis[edit | edit source]

It came with a 90/90-18 front tire and a 110/80-16 rear tire. Stopping was achieved via single disc in the front and a expanding brake in the rear. The ETZ251 was fitted with a 4.49 Gallon (17.00 Liters) fuel tank.