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