The Velocette MAC was a post-war motorcycle produced from 1946 to 1959, with 25,000 units manufactured. It featured a four stroke, single cylinder, OHV engine with a capacity of 349 cc, producing 11 kW / 15 hp at 6300 rpm. The bike had a three-plate clutch and four-speed transmission, with a final drive chain. It had a single top and front down tube and twin tube cradle frame, with pre-war Webb girder style front suspension, and post-war air-sprung Dowty Oleomatic forks. The front and rear drum brakes were 7 in. and 6 in., respectively, and it had 19 in. spoked wheels with 3.25 x 19 in. front and rear tyres. The dry weight of the MAC was 161 kg / 355 lbs, and it had a fuel capacity of 11.4 L / 3 US gal. The top speed of the MAC was 121 km/h / 75 mph, and it was available in black/chrome.
Technical specifications:
Make Model: Velocette MAC (post war)
| Year | 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 |
