1972 Yamaha RT2-360
Specifications and workshop reference information for the 1972 Yamaha RT2-360, including engine, chassis, service data and setup details.
Note: Specs are compiled from factory data, manuals and owner feedback. Bikes vary — if yours is different, jump into the forum and share it.
General Specifications
| Model | Yamaha 360 RT2 |
| Weight | 262 lbs (119 kg) |
Performance
| Max speed | 83 mph (133 km/h) or more |
| Fuel consumption | 82.5 mpg at 37 mph (35 km/l at 60 km/h) |
| Climbing ability | 35° |
| Minimum turning radius | 78.7 in (2000 mm) |
| Braking distance | 49 ft at 31 mph (15 m at 50 km/h) |
Engine
| Model | RT1 |
| Type | 2 stroke, gasoline, torque induction |
| Lubricating system | Separate lubrication (Yamaha Autolube) |
| Cylinder | Single, forward inclined, 7 port |
| Displacement | 351 cc |
| Bore x Stroke | 80 x 70 mm |
| Compression ratio | 6.3 : 1 |
| Max power | 32 BHP / 6000 rpm |
| Max torque | 27.7 ft-lb / 5500 rpm |
| Starting system | Primary-coupled kick starter |
| Ignition system | Flywheel magneto ignition system |
Carburetor
| Type | VM32SH x 1 |
| Main jet | #230 |
| Jet needle | 6DH3-3 |
Transmission
| Clutch | Wet, multiple-disk |
| Primary reduction system | Helical gear |
| Primary reduction ratio | 65/21 (3.095) |
| Gearbox type | Constant mesh, 5-speed forward |
| 1st gear | 2.533 |
| 2nd gear | 1.789 |
| 3rd gear | 1.304 |
| 4th gear | 1.000 |
| 5th gear | 0.766 |
| Secondary reduction system | Chain |
| Secondary reduction ratio | 39/15 (2.600) |
Dimensions
| Overall length | 2100 mm |
| Overall width | 890 mm |
| Overall height | 1160 mm |
| Wheelbase | 1390 mm |
| Minimum ground clearance | 255 mm |
Chassis
| Frame | Tubular double loop |
| Front suspension | Telescopic fork |
| Rear suspension | Swinging arm |
| Front cushion | Coil spring, oil damper |
| Rear cushion | Coil spring, oil damper |
Steering
| Steering angle | 49° both right and left |
| Caster | 60°30' |
| Trail | 130 mm |
Brakes & Wheels
| Brake type | Internal expansion |
| Front brake | Right hand operation |
| Rear brake | Right foot operation |
| Front tire | 3.25-19-4PR |
| Rear tire | 4.00-18-4PR |
Electrical
| Magneto model | FZA-1B, L |
| Manufacturer | Mitsubishi Electric |
| Battery | 6N4-2A-2 x 1 |
| Battery capacity | 6V 4Ah |
| Headlight | 6V 35W/35W |
| Flasher light | 6V 17W |
| Stop/Tail light | 6V 17W, 5.3W |
| Meter light | 6V 3W x 2 |
Tanks
| Fuel tank capacity | 2.5 US gallons (9.5 liters) |
| Oil tank capacity | 1.7 US quarts (1.6 liters) |
360cc Other Specs
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