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Simplex Automatic
1946Allround

Simplex Automatic

Key specifications

Engine
130 cc
Power
4 HP
Weight
61 kg
Fuel type
petrol
Fuel capacity
2.5 L

Technical details

Source specification data

Make
Simplex
Model
Automatic
Category
Allround
Modifications Compared To Previous Model
This year has direct drive with clutch.
Power
4.00 HP (2.9 kW)) @ 4000 RPM
Ignition
Magneto and dual spark plugs
Fuel System
Carburettor. Tillottson
Bore X Stroke
50.8 x 64.3 mm (2.0 x 2.5 inches)
Compression
6.5:1
Displacement
130.00 ccm (7.93 cubic inches)
Engine Details
Single cylinder, two-stroke
Transmission Type Final Drive
Belt
Dry Weight
61.2 kg (135.0 pounds)
Fuel Capacity
9.46 litres (2.50 gallons)
Power Weight Ratio
0.0653 HP/kg
Seat
Solo seat with springs
Rear Tyre
2.50-26
Frame Type
Duplex loop
Front Tyre
2.50-26
Rear Suspension
Rigid
Front Suspension
Short rocker arms and two coil springs