ヤマハ 2ストローク。検 YD1 YDS DS YM YR R3 R5 YAS1 AS YCS1 CS YL LS HS、RD 250 350 400、TD1 TR TA、TZ 250 350 レーサー レーシング
ヤマハ 2ストローク。検 YD1 YDS DS YM YR R3 R5 YAS1 AS YCS1 CS YL LS HS、RD 250 350 400、TD1 TR TA、TZ 250 350 レーサー レーシング - バイク一般,Yamaha Motor USA - Yamaha of Yesterday 1959 YDS1. With its 249cc, air-cooled, twin-cylinder, two-stroke engine, the YDS1 was Yamaha's first sportbike. It is considered to be the ,1968 Yamaha Y-R1 350. A hugely important bike in the development of Yamaha's 2-stroke twins being the first to employ horizontally split crankcases, which made maintenance far simpler and a feature which,First start since 1977- 1972 Yamaha Yds7 250 2 stroke twin,YAMAHA YD-1 (1957-1959) Specs, Performance & Photos - autoevolution