1965 Yamaha AT90 – World's First Little Twin 2-Stroke 90cc Parallel Twin
世界初のリトルツイン!! 【YAMAHA AT90】ヤマハ ※検)K/CD/スーパーカブ/AS1/HS1
Yamaha AT90, air-cooled 2-stroke parallel twin, 90cc displacement. Frame number Y30-0262##, engine number H2-0262##. Odometer reads 23,620 km; engine is stretched slightly to maintain condition. Engine starts and runs well, confirmed via video. All lights confirmed working except brake lamp. This is the world's first production 2-stroke 90cc parallel twin, nicknamed the 'Jet Twin.' Features dual carburetors, dual cylinders, and dual exhaust pipes. Rare vintage Yamaha from 1965 with original character and historical significance. Documented as working and road-capable. Seller notes this is a 1965 model and advises pre-purchase inspection before use.
Seller grades as 傷や汚れあり (scratches and dirt present). Brake lamp does not light; all other lights confirmed working.
Ships from Kanagawa, Japan, to our Osaka warehouse and on to Pomona.
Current Bid
28 bids
$1,063
￥168,000
The bid is in yen and the dollar figure converts at today’s rate. This is the item alone; the all-in landed price is in the quote below.
Buy It Now
$1,898
￥300,000
For the item. Skips the auction, this price is fixed.
Oct 10, 2026, 5:01 AM PDT
| Item price, at the current bid | $1,063¥168,000 |
| Export co. commission & import tax | $351¥55,440 |
| Japan & U.S. paperwork fee | $190¥30,000 |
| Shipping to our Osaka warehouse | $285¥45,000 |
| Ocean Freight to California | $750 |
All-in pickup (Pomona, CA), at the current bid
U.S. domestic shipping not included
$2,638