Difference between revisions of "Yamaha GX400"
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|compression = 9.2:1 | |compression = 9.2:1 | ||
|top_speed = | |top_speed = | ||
|power = | |power = 37.01 HP (27.6 KW) @ 8800RPM | ||
|torque = | |torque = 24.34 ft/lbs (33.0 Nm) @ 8000RPM | ||
|fuel_system = | |fuel_system = | ||
|ignition = | |ignition = | ||
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|competition = | |competition = | ||
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The '''[[Yamaha]] GX 400''' was a Four stroke, parallel twin, [[air cooled]] Classic [[motorcycle]] produced by [[Yamaha]] in 1978. Max [[torque]] was 24.34 ft/lbs (33.0 Nm) @ 8000 RPM. Claimed [[horsepower]] was 37.01 HP (27.6 KW) @ 8800 RPM. | |||
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==Chassis== | ==Chassis== | ||
It came with a 3.00-18 front [[tire]] and a 3.50-18 rear tire. Stopping was achieved via Single disc in the front and a Single disc in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Dual shocks. The GX400 was fitted with a fuel tank. The bike weighed just 168 kg. | It came with a 3.00-18 front [[tire]] and a 3.50-18 rear tire. Stopping was achieved via Single disc in the front and a Single disc in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Dual shocks. The GX400 was fitted with a fuel tank. The bike weighed just 168 kg. | ||
==1978 Yamaha GX 400== | |||
<gallery mode='packed-hover'> | |||
File:yamaha-gx-400-1978-1978-2.jpg|600px|1978 Yamaha GX 400 | |||
File:yamaha-gx-400-1978-1978-1.jpg|600px|1978 Yamaha GX 400 | |||
File:yamaha-gx-400-1978-1978-0.jpg|600px|1978 Yamaha GX 400 | |||
</gallery> | |||
It had a small body same as [[Yamaha GX250|GX250]], which was its series model. Its square body was inherited from the RD series, the 2-stroke road bike. | |||
== Photos == | |||
[[File:Yamaha-GX400-77.jpg|600px|Yamaha GX400]] | |||
== Specifications == | |||
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[[Category:Yamaha motorcycles]] | [[Category:Yamaha motorcycles|GX400]] | ||
[[Category:1970s motorcycles]] | |||
Revision as of 02:08, 26 November 2019
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| Yamaha GX400 | |
| Manufacturer | |
|---|---|
| Production | 1977 |
| Engine | Four stroke, parallel twin |
| Compression ratio | 9.2:1 |
| Horsepower | 37.01 HP (27.6 KW) @ 8800RPM |
| Torque | 24.34 ft/lbs (33.0 Nm) @ 8000RPM |
| Transmission | 6 Speed |
| Suspension | Front: Telescopic forks Rear: Dual shocks |
| Brakes | Front: Single disc Rear: Single disc |
| Front Tire | 3.00-18 |
| Rear Tire | 3.50-18 |
| Weight | 168 kg (dry), |
| Recommended Oil | Yamalube 10w-40 |
| Manuals | Service Manual |
The Yamaha GX 400 was a Four stroke, parallel twin, air cooled Classic motorcycle produced by Yamaha in 1978. Max torque was 24.34 ft/lbs (33.0 Nm) @ 8000 RPM. Claimed horsepower was 37.01 HP (27.6 KW) @ 8800 RPM.
Engine
The engine was a Air cooled cooled Four stroke, parallel twin. The engine featured a 9.2:1 compression ratio.
Chassis
It came with a 3.00-18 front tire and a 3.50-18 rear tire. Stopping was achieved via Single disc in the front and a Single disc in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Dual shocks. The GX400 was fitted with a fuel tank. The bike weighed just 168 kg.
1978 Yamaha GX 400
1978 Yamaha GX 400
1978 Yamaha GX 400
1978 Yamaha GX 400
It had a small body same as GX250, which was its series model. Its square body was inherited from the RD series, the 2-stroke road bike.
Photos
Specifications
| Make Model | Yamaha GX 400 |
|---|---|
| Year | 1977 |
| Engine Type | Four stroke, parallel twin |
| Displacement | 391 |
| Bore X Stroke | 69 х 52.4 mm |
| Cooling System | Air cooled |
| Compression | 9.2:1 |
| Induction | Carburetor |
| Starting | Kick |
| Max Power | 37 hp @ 8800 rpm |
| Max Torque | 3.2 @ 8000 rpm |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Front Suspension | Telescopic forks |
| Rear Suspension | Dual shocks |
| Front Brakes | Single disc |
| Rear Brakes | Single disc |
| Front Tire | 3.00-18 |
| Rear Tire | 3.50-18 |
| Dry Weight | 168 kg |
| Fuel Capacity |