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M1 |
M1-M |
M1-Super |
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ENGINE |
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76 |
746cc 4 stroke horizontally opposed |
746cc 4 stroke horizontally opposed |
746cc 4 stroke horizontally opposed |
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Head type |
Flathead |
Flathead |
Overhead |
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Bore |
78mm |
78mm |
78mm |
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Stroke |
78mm |
78mm |
78mm |
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Max Power |
22hp@4800 rpm |
24hp@4800 rpm |
32hp@5500 rpm |
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Compression |
5.8:1 |
6.2:1 |
8.0:1 |
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Sparkplugs |
Torch 4114, Bosch W4AC |
Torch 4114, Bosch W4AC |
NGK BP5HS, Bosch W88, W8BC |
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Fuel |
Regular, 87 octane |
Regular, 87 octane |
Regular, 87 octane |
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Engine Oil |
50W |
50W |
50W |
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Starting |
Kick |
Kick or electric |
Kick or electric |
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Carburetor |
24mm |
24mm |
28mm |
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CAPACITIES |
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Fuel Tank |
5.5 gallons or 24 liters |
5.5 gallons or 24 liters |
5.5 gallons or 24 liters |
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Engine Oil |
2.2 quarts/2 liters |
2.2 quarts/2 liters |
2.2 quarts/2 liters |
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Transmission |
26 oz/0.8 liter . |
26 oz./0.8 liter |
26 oz./0.8 liter |
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Final Drive |
5 oz./0.175 liter |
5 oz./0.175 liter |
5 oz./0.175 liter |
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Clutch |
two plate dry |
two plate dry |
two plate dry |
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Gear Ratios |
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1st |
3.6:1 |
3.6:1 |
3.6:1 |
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2nd |
2.29:1 |
2.29:1 |
2.29:1 |
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3rd |
1.71:1 |
1.71:1 |
1.71:1 |
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4th |
1.3:1 |
1.3:1 |
1.3:1 |
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Drive method |
Driveshaft and bevel gears |
Driveshaft and bevel gears |
Driveshaft and bevel gears |
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Final Drive |
4.6:1 or 3.89:1(option, solo only) |
4.6:1 or 3.89:1(option, solo only) |
4.6:1 or 3.89:1(option, solo or sidecar) |
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Tire size |
3.50/3.75x19 |
3.50/3.75x19 |
3.50/3.75x19 |
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Tire pressure |
Front, 28 lbs/2.2bar, rear 30-45 lbs/3bar |
Front, 28 lbs/2.2, rear 30-45 lbs/3bar |
Front, 28 lbs/2,2bar, rear 30-45 lbs/3bar |
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Battery |
6V |
12V, 28 amp hour |
12V, 28 amp hour |
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Lights |
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Headlight |
6006 |
6014 or 6024 |
6014 or 6024 |
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Tail light |
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#1176 |
#1176 |
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Turn signal |
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#1176 front, #1103 rear |
#1176 front, #1103 rear |
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Dry Weight |
770 lbs. |
770 lbs. |
770 lbs. |
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Payload |
three adults and 200 lbs. |
three adults and 200 lbs. |
three adults and 200 lbs. |
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Top Speed |
55 mph |
55 mph, or 65 mph with 3.89:1 rear |
55 mph, or 65 mph with 3.89:1 rear |
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Fuel Economy |
40 mpg/7 lpk |
40 mpg/7 lpk |
35 mpg/6.5 lpk |
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Length |
8 ft 4 inches/2400mm |
8 ft 4 inches/2400mm |
8 ft 4 inches/2400mm |
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Width |
5 ft 2 inches/1500mm |
5 ft 2 inches/1500mm |
5 ft 2 inches/1500mm |
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Height |
3 ft 5 inches/1041mm |
3 ft 5 inches/1041mm |
3 ft 5 inches/1041mm |
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Wheelbase |
5 ft/1420mm |
5 ft/1420mm |
5 ft/1420mm |
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Track |
3 ft 10 inches/1168mm |
3 ft 10 inches/1168mm |
3 ft 10 inches/1168mm |
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Clearance |
5.6 inches/135mm |
5.6 inches/135mm |
5.6 inches/135mm |
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Suspension |
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Front |
Telescopic forks |
Telescopic forks |
Telescopic forks |
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Rear |
Plungers |
Plungers |
Plungers |
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Sidecar |
Torsion bar and leaf springs |
Torsion bar and leaf springs |
Torsion bar and leaf springs |
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Steering angle |
25.5 degrees |
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