Yamaha TD2 is an air-cooled road racing motorcycle made by Yamaha

Yamaha Motor Company

, is a Japanese motorized vehicle-producing company. Yamaha Motor is part of Yamaha Corporation and its headquarter is located in Iwata, Shizuoka. Along with expanding Yamaha Corporation into the world's biggest piano maker, then Yamaha CEO Genichi Kawakami took Yamaha into the field of motorized...

 produced between 1969 and 1970.

Great Britain’s Rodney Gould

Rodney Gould

Rodney Gould is a British former Grand Prix motorcycle road racer.Gould began racing in 1961 and made his first Isle of Man TT appearance in 1967.He won the 1970 FIM 250cc World Championship on a Yamaha...

 won the 1970 250 cc World Championship on a TD2, with Australian, Kel Carruthers

Kel Carruthers

Kelvin "Kel" Carruthers is an Australian former world champion Grand Prix motorcycle road racer. He went on to become a successful race team manager....

 coming in second, also riding a TD2. Gould won six races in the 1970

1970 Grand Prix motorcycle racing season

The 1970 Grand Prix motorcycle racing season was the 22nd F.I.M. Road Racing World Championship Grand Prix season. The season consisted of twelve Grand Prix races in six classes: 500cc, 350cc, 250cc, 125cc, 50cc and Sidecars 500cc...

 Grand Prix Motorcycle season, clinching the title at the Nations Grand Prix, Monza.

Yamaha Factory racing had withdrawn from the championship over revised competition rules in 1969. “Privateer” racing with many dealer-backed racing efforts competed against factory teams for the World Championship.

Kel Carruthers won the Isle of Man TT

Isle of Man TT

The International Isle of Man TT Race is a motorcycle racing event held on the Isle of Man and was for many years the most prestigious motorcycle race in the world...

 Lightweight 250 cc class in 1970, with a time of 2:21.19 (96.13 mph )

The cost of a TD2 in 1970 was $1,800.

Specifications

• Bore Stroke: ( 56 mm x 50 mm )
• Compression Ratio
  Compression ratio
  The 'compression ratio' of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity...
  
  : 7.6 : 1
• Ignition: Magnito system
• Clutch: Wet, Multi disk
• Carburetors: Mikuni VM30SC
• top speed:232 km/h
• Wheels: Spoke
• Engine model code: DS6-

An oil reservoir was positioned in the tail piece. The oil line was fed to crankcase, powered by a positive placement pump.