The Rotax Type 256 is a 250 cc (15 cu in) two-stroke parallel twin-cylinder racing engine, designed, developed and produced by Rotax, between 1980 and 1998. It was primary used in kart (especially kart racing) applications, as well as motorcycle racing applications, such as competing in the 250cc class of the Grand Prix motorcycle World Championship.

Rotax Type 256[1]
Overview
ManufacturerRotax
Production1980–1998
Layout
ConfigurationU2, naturally-aspirated
Displacement250 cc (15 cu in)
Cylinder bore54 mm (2.1 in)
Piston stroke54.4 mm (2.14 in)
Combustion
Fuel systemfuel injection
Fuel typeGasoline
Oil systemDry sump
Cooling systemliquid-cooled
Output
Power output66 kW (89 hp) @ 12,800 rpm
Dimensions
Dry weight297 lb (135 kg)

References

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  1. ^ "Detail". Retrieved 14 November 2022.