Moto-Data

Velocette MAC (post war) (1946-59)

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1946 Velocette MAC (post war)
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Make: Velocette
Model: MAC (post war)
Years: 1946-59
Production: 25 000 units
Engine: Four stroke, single cylinder, OHV
Capacity: 349 cc / 21.3 cub in
Bore x Stroke: 68.5 x 96 mm
Compression Ratio: 6.75:1 (from 1951)
Cooling System: Air cooled
Carburetor: Amal needle-type
Lubrication: Dry sump
Exhaust: Single, megaphone chrome silencer
Ignition: Lucas K2F magneto
Starting: Kick start
Max Power: 11 kW / 15 hp @ 6300 rpm
Clutch: Three-plate
Transmission: 4 Speed
Final Drive: Chain
Frame: Single top and front down tubes and twin tube cradle
Wheelbase: 1276 mm / 50.25 in.
Seat height: 700 mm / 27.5 in.
Front Suspension: Pre war: Webb girder style Post war: Air-sprung Dowty Oleomatic forks
Rear Suspension: Hydraulic shocks
Front Brakes: 7 in., drum
Rear Brakes: 6 in., drum
Front Wheel: 19 in., spokes
Rear Wheel: 19 in., spokes
Front Tyre: 3.25 x 19 in
Rear Tyre: 3.25 x 19 in
Dry Weight: Pre war: 130 kg / 280 lbs Post war: 161 kg / 355 lbs
Fuel Capacity: 11.4 L / 3 US gal
Top Speed: 121 km/h / 75 mph
Colours: Black/chrome
Source: Wikipedia