| Model | Total Production |
Surviving |
Production |
| M.G. 18/80 Mk I | 502 |
33 |
1928 to 1931 |
Specification & prices for M.G. 18/80 Mk I
| Top speed: 85mph |
| Prices new: Mk I Chassis £455, 2-seater £520, Tourer £ 525, Speed Model £525, Salonette £565, Saloon £580 |
| Engine: 6-cylinder, overhead camshaft |
| Capacity: 2468cc. 60 BHP @ 3800RPM |
| Bore & stroke: 69mm x 110mm |
| Firing order: 153624 |
| Ignition: Mk I Coil & Lucas 2 point distributor |
| Lubrication: Mains & big ends pressure-fed from oil pump |
| Carburettors: Twin SU |
| Starter & dynamo: Lucas |
| Cooling: Thermosyphon, pump assisted |
| Gearbox: 3 speed & reverse |
| Clutch: 2 plate cork in oil |
| Transmission: Fully enclosed prop-shaft in torque tube |
| Final drive: Spiral bevel CWP 4.25:1 ratio |
| Wheelbase: 9’ 6” |
| Track: 4’ 0” |
| Brakes: 12” cable operated, (early cars rod), optional servo. |
| Wheels: Rudge Whitworth wire wheels |
| Tyres: 475/19 cross-ply |
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