Difference between revisions of "Yamaha YD-2"

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[[Image:1958 Yamaha YD-2.jpg|200px|thumb|right|1958 Yamaha YD-2]]
{{Motorcycle
[[Yamaha]] began offering an [[electric start]] [[motorcycle]] with the '''YD-2'''. It was a 250cc, twin cylinder, single carb, [[2-stroke]], streetbike with a [[pressed-steel]], [[monocoque frame]]. It was basically just a [[Yamaha YD-1]] with electric start added.
|name            = Yamaha YD-2
{{Yamaha}}
|photo=1958 Yamaha YD-2.jpg
 
[[Category:Yamaha motorcycles]]
[[Category:1950s motorcycles]]
 
{{Infobox Motorcycle
|name            = '''Yamaha YD-2'''
|image            =
|aka              =  
|aka              =  
|manufacturer    = [[Yamaha]]
|manufacturer    = Yamaha
|parent_company  =
|parent_company  =
|production      = 1958
|production      = 1958
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|predecessor      =
|predecessor      =
|successor        =
|successor        =
|class            = [[Naked]]
|class            = Naked
|engine          = Twin cylinder, two stroke, air-cooled
|engine          = Twin cylinder, two stroke, air-cooled
|bore_stroke      = 53.3mm x 53.3mm
|bore_stroke      = 53.3mm x 53.3mm
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|fuel_capacity    =
|fuel_capacity    =
|oil_capacity    =
|oil_capacity    =
|recommended_oil=Yamalube 10w-40
|fuel_consumption =
|fuel_consumption =
|turning_radius  =
|turning_radius  =
|related          =
|related          = [[Yamaha YD-1]]
|competition      =
|competition      =
}}
}}


The '''[[Yamaha]] YD-2''' was a Twin cylinder, two stroke, air-cooled Naked [[motorcycle]] produced by [[Yamaha]] in 1958. Claimed [[horsepower]] was 14.48 HP (10.8 KW) @ 6000 RPM.   
The '''[[Yamaha]] YD-2''' was a Twin cylinder, two stroke, air-cooled Naked [[motorcycle]] produced by [[Yamaha]] in 1958 featuring a [[pressed-steel]], [[monocoque frame]]. Claimed [[horsepower]] was 14.48 HP (10.8 KW) @ 6000 RPM.  It was the first Yamaha with [[electric start]]. It was basically just a [[Yamaha YD-1]] with electric start added.


==Engine==
==Engine==
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It came with a 2.50 -16 front [[tire]] and a 2.50 -16 rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a  Telescopic forks while the rear was equipped with a Swing arm.   
It came with a 2.50 -16 front [[tire]] and a 2.50 -16 rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a  Telescopic forks while the rear was equipped with a Swing arm.   


==1958 - 1961 Yamaha YD-2==
[[File:yamaha-yd-2-1958-1961-0.jpg|600px|1958 - 1961 Yamaha YD-2]]


YD-2, the first Yamaha motorcycle which had an electric start, had a 250cc, twin cylinder, 2-stroke engine and a monocoque frame.


{{Yamaha}}
[[Category:Yamaha motorcycles|YD-2]]
[[Category:1950s motorcycles]]
[[Category:Naked motorcycles]]
[[Category:Naked motorcycles]]
[[Category:Yamaha motorcycles]]
[[Category:1950s motorcycles]]
[[Category:1950s motorcycles]]
[[Category:Motorcycles needing images]]

Latest revision as of 20:12, 23 November 2019

1958 Yamaha YD-2.jpg
Yamaha YD-2
Manufacturer
Production 1958
Class Naked
Engine
Twin cylinder, two stroke, air-cooled
Bore / Stroke 53.3mm x 53.3mm
Horsepower 14.48 HP (10.8 KW) @ 6000RPM
Transmission Gear box: 3-Speed

Final Drive: Chain

Clutch: Wet multi-discs
Suspension Front: Telescopic forks
Rear: Swing arm
Brakes Front: Drum
Rear: Drum
Front Tire 2.50 -16
Rear Tire 2.50 -16
Weight 138.0 kg (wet)
Recommended Oil Yamalube 10w-40
Related Yamaha YD-1
Manuals Service Manual


The Yamaha YD-2 was a Twin cylinder, two stroke, air-cooled Naked motorcycle produced by Yamaha in 1958 featuring a pressed-steel, monocoque frame. Claimed horsepower was 14.48 HP (10.8 KW) @ 6000 RPM. It was the first Yamaha with electric start. It was basically just a Yamaha YD-1 with electric start added.

Engine[edit | edit source]

A 53.3mm bore x 53.3mm stroke result in a displacement of just 249.0 cubic centimeters.

Drive[edit | edit source]

The bike has a 3-Speed transmission. Power was moderated via the Wet multi-discs.

Chassis[edit | edit source]

It came with a 2.50 -16 front tire and a 2.50 -16 rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Swing arm.