Total Production
M.G. 18/100 Mk III
1930 to 1931



Specification & prices for M.G. 18/100 Mk III

Top speed: 95mph
Prices new: Mk III Tigress Road Racing Model £895 to International Road Racing Regs.
Engine: 6-cylinder, overhead camshaft
Capacity: 2468cc 85 BHP @ 3800 RPM
Bore & stroke: 69mm x 110mm
Firing order: 153624
Ignition: Coil & Lucas Dual twin rotor/points distributor.
Lubrication: Dry sump, mains & big ends pressure-fed.
Carburettors: Twin SU “Egg Top”
Starter & dynamo: Rotax
Cooling: Thermosyphon, pump assisted
Gearbox: Racing ratios
Clutch: Single plate cork/pressure plate in oil
Transmission: Fully enclosed prop-shaft in torque tube
Final drive: Spiral bevel CWP 4.25:1 ratio
Wheelbase: 9’ 6”
Track: 4’ 6”
Brakes: 14” cable with external body adjusters.
Wheels: Rudge Whitworth wire wheels
Tyres: 500/19 cross-ply



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