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The only moving parts inside simple two-stroke engines are the crankshaft, the connecting rod, and the piston. It is the same simplicity in design, however, that causes a two-stroke engine to be less fuel-efficient and produce high specific levels of undesirable exhaust gas emissions. At the bottom of the power stroke, the transfer ports, which ...
Pages in category "Two-stroke motorcycles" The following 183 pages are in this category, out of 183 total. This list may not reflect recent changes. 0–9.
List of motorcycles by type of engine is a list of motorcycles by the type of motorcycle engine used by the vehicle, such as by the number of cylinders or configuration.. A transverse engine is an engine mounted in a vehicle so that the engine's crankshaft axis is perpendicular to the direction of travel.
Sport bike: Engine: 249 cc (15.2 cu in), liquid cooled, two-stroke, 90° V3 Crankcase reed valve induction: Bore / stroke: 47 mm × 48 mm (1.9 in × 1.9 in) Transmission: Six-speed constant mesh manual, chain drive. Suspension: Front: telescopic fork (with air spring cylinder) Rear: swingarm: Brakes: Inboard single disc front and rear: Tires ...
The Kawasaki KR250 was a racing motorcycle built by Kawasaki from 1975 to 1982 for the 250 cc class of Grand Prix motorcycle racing.It was powered by a two-stroke "tandem twin" engine [1] [2] The motorcycle won four world championships, in 1978 and 1979 with Kork Ballington and in 1980 and 1981 with Anton Mang.
Kawasaki KR-1S - Black and Green version of the two stroke 250cc motorcycle produced in 1989 The Kawasaki KR-1 and KR-1S are road-oriented 249 cc (15.2 cu in) two-stroke sports bikes introduced between 1988 and 1992 by Kawasaki Heavy Industries .
TZR 250 2MA modified for racing. The Yamaha TZR250 is a motorcycle manufactured and produced by the Japanese motorcycle manufacturer Yamaha between 1986 and 1995. [3]Yamaha produced the road going two-stroke motorcycle, loosely based on the TZ250 Yamaha racing bike.
The engine tune was modified slightly to give the bike more mid-range power. The 1979 IT175F model front fork trail was reduced to quicken the steering response and the CDI ignition system was upgraded from the earlier D/E model bikes.....this was the last year for LH side countershaft sprocket model of the IT175.