1951 Simplex Automatic

Simplex Automatic 1951


1951 Simplex Automatic specifications, pictures, reviews and rating

General information
Model name Simplex Automatic
Year model 1951
Type Allround
Rating Do you know this bike?
Click here to rate it. We miss 2 votes to show the rating.
Engine and transmission
Engine size 130.0 ccm (7.93 cubic inches)
Type of engine Single cylinder, two-stroke
Effect 4.0 HP (2.9 kW)) @ 4000 RPM
Compression 6.5:1
Bore x stroke 50.8 x 64.3 mm (2.0 x 2.5 inches)
Fuel system Carburettor
Fuel control Overhead Valves (OHV)
Ignition Magneto
Transmission type Belt (final drive)
Chassis, suspension, brakes and wheels
Frame type Duplex loop
Front suspension Short rocker arms and two coil springs
Rear suspension Rigid
Front tire 2.50-26
Rear tire 2.50-26
Seat Solo seat with springs
Physical measures and capacities
Dry weight 61.2 kg (135.0 pounds)
Power/weight ratio 0.0653 HP/kg
Wheelbase 1194 mm (47.0 inches)
Fuel capacity 9.46 litres (2.50 US gallons)
Other specifications
Modifications compared to previous model This year has direct drive with clutch.
Update specsReport missing specs or required updates.
Further information
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Ask questionsJoin the 51 Simplex Automatic discussion group or the general Simplex discussion group.
Related bikesList related bikes for comparison of specs.
Compare with another motorcycle
Year
Brand
Model


 


Pictures of classic bikes wanted

Bikez is now publishing specs for pre 1970 motorcycles. We invite our users to upload pictures of classic motorcycles. You will get your name and bike on Bikez.com. Search for the bikes you have pictures of and use the link to upload pictures. See our contribution page. We also have a discussion group about restoration and valuation of each bike. Vintage and veteran bikes can be sold and bought through our free motorcycle classifieds.


Pictures, trademarks and logos of third parties are the exclusive property of the respective owners. Technical specifications are subject to change without notice.