Difference between revisions of "Yamaha TZ750"
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[[Image:1974 Yamaha TZ700.jpg|200px|thumb|right|1974 Yamaha TZ700]] | |||
In 1974, [[Yamaha]] came out with its first-born [[2-stroke]], [[inline-four]] production road racer. The '''TZ700''' was a 90 [[hp]], 694[[cc]] [[engine]] that had the same 64mm bore size as the [[TZ350]] and [[RD350]]. It had twin shock rear suspension. In 1975, cylinder bore was increased to 66.4mm yielding 747cc, producing about 15 more hp. The rear suspension was also upgraded to [[Monoshock]]. | |||
==TZ750A (TZ700)== | |||
[[Image:1974 Yamaha TZ750A.jpg|right|thumb|1974 Yamaha TZ750A]] | |||
The first version of the TZ750 was not actually 750cc, but a 700. Yamaha simply doubled up their successful TZ350cc twin to create one of the most successful racing [[motorcycles]] that dominated open class racing for a period of ten years. The next version, the "B" model was at last a full 750, obtained by increasing the [[bore]] to 66.4 mm, with peak [[horsepower]] at 105. | |||
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==TZ750F== | |||
[[Image:1979 Yamaha TZ750.jpg|left|thumb|1979 Yamaha TZ750F]] | |||
The [[Yamaha]] 1979 TZ750 "F" [[motorcycle]] was the last version of the TZ750, and was virtually a replica of the OW-31 factory racers. A total of five hundred and sixty seven TZ750s were produced from 1973 to 1979. The "A" version was actually a 700cc, the cylinder bores were increased to give 747cc in 1975. | |||
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[[Image:1979 Yamaha TZ750F.jpg|right|thumb|1979 Yamaha TZ750F]] | |||
Georgia pig farmer, Dale Singleton, rode this TZ to victory in the 1981 [[Daytona 200]] Race. These big TZ's were the preferred [[motorcycles]] by the majority of racers of a span of six years until the regulations for the 750cc were changed, and specified [[four stroke]] motors only. The "F" model was the final version of the TZ750s. | |||
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[[File:Yamaha-TZ750-79.jpg|600px|Racing Bikes Z750]] | [[File:Yamaha-TZ750-79.jpg|600px|Racing Bikes Z750]] | ||
== | |||
== Review == | |||
The official Yamaha 350 racer, Jarno Saarinen, rode to victory | The official Yamaha 350 racer, Jarno Saarinen, rode to victory | ||
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stopped since. | stopped since. | ||
Source Cycle 1979 | Source Cycle 1979 | ||
{{Yamaha}} | {{Yamaha}} | ||