Yamaha TZR250 — Wikipedia, the free encyclopedia

17 Фев 2015 | Author: | Комментарии к записи Yamaha TZR250 — Wikipedia, the free encyclopedia отключены
Yamaha TZ 250

Yamaha TZR250

TZR 250 2MA modified for

The Yamaha TZR250 is motorcycle and produced by the Japanese motorcycle Yamaha between 1986 and

Yamaha produced road 2-… motorcycle, loosely on the TZ250 Yamaha racing Parallel-twin, reverse cylinder and V-twin variants were It evolved as a natural replacement for the RD 250 /Yamaha RD350LC series of the It has Yamaha Power Valve (YPVS) which raises and the exhaust port depending on the rpm of the the YPVS servo motor to open at about 6,000rpm. In form 50bhp is claimed at

Although mid 40’s is more and will not rev much above in standard trim owing to the standard exhausts and ignition

Racing [ edit ]

Still in the Yamaha Past Masters series with the British club — BMCRC. engines currently claiming 56bhp @ 11,000rpm. Racing fuel ratios typically

Standard exhausts are difficult to on in terms of power and torque, but are very heavy and impede clearance. Jolly Moto are popular replacements as they are produce similar performance, and better ground clearance.

In Mat Oxley was the first person to lap the of Man TT course at over 100mph, this model. An F3 racing kit was for a few years which included boxes, carbs and exhaust helping increase maximum power and torque.

Yamaha TZ 250

History [ edit ]

Production in June 1986. At a cost of $6,000 new on release it was seen as an bike for a 250 cc, but given that such as Japan, Italy and had 250 licencing laws in place one can the stir that something could hassle 750’s on a caused. 2MA variant being the UK and the 1KT model being the domestic variant.

Variations between these two being minimal, e.g. on the brake master cylinder in or Japanese. Lighting arrangements also different, to comply UK type approval regulations, the indicators were mounted on rather than faired the bodywork.

Then came the reverse version 3MA. then the 3XV. The variants followed the of motor of the racing TZ250 of the Manufacture of TZR250s stopped in

External links [ edit ]

Yamaha TZ 250
Yamaha TZ 250
Yamaha TZ 250
Yamaha TZ 250


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