 Spa-Francorchamps, 10 July 1949: Luigi Chinetti, together with Lucas, wins the 24 Hours at the wheel of a 166 MM Touring |
 Model 166 Sport (1948)
Engine 12 cylinders in 60° V, front longitudinal, light alloy cylinder block and head.
Bore and stroke 60 x 58 mm.
Unitary and total capacity 166 / 1,992 cc.
Compression ratio 7.5:1.
Max. power output 90 bhp at 6,000 rpm.
Timing gear 2 valves per cylinder, 1 overhead camshaft.
Fuel feed 1 Weber 32 DCF carburettor.
Ignition Single, 2 coil-ignition units.
Transmission Single-plate clutch, gearbox with 5 speeds + reverse, conventional differential.
Frame Elliptic section steel tube monobloc.
Front suspension Independent with transverse leaf spring and hydraulic dampers.
Rear suspension Semi-elliptic longitudinal leaf springs.
Brakes Drums, hydraulic control.
Steering Worm and wheel.
Wheelbase and front/rear track 2,420 / 1,240 / 1,240 mm.
Tyres 5.50-15.
Fuel tank 72 litres.
Model 166 C (1947).
Compression ratio 11.5:1.
Max. power output 130 bhp at 7,000 rpm.
Fuel feed 3 Weber 32 DCF carburettors.
Ignition Single, 2 magnetos.
Rear suspension Thrust struts and transverse leaf spring.
Wheelbase and front/rear track 2,300 / 1,200 / 1,200 mm.
Fuel tank 100 litres.
166 Sport (1948).
Bore and stroke 60 x 58.8 mm.
Unitary and total capacity 166.25 / 1,995.02 cc.
Compression ratio 10:1.
Max. power output 160 bhp at 7,000 rpm.
Timing gear 2 valves per cylinder, 1 overhead camshaft.
Fuel feed 3 Weber 32 DCF carburettors.
Ignition Single, 2 magnetos.
Transmission Multi-plate clutch, gearbox with 5 speeds + reverse, conventional differential.
Frame Elliptic section steel tube monobloc.
Front suspension Independent with transverse leaf spring and hydraulic dampers.
Rear suspension Live axle and transverse leaf spring.
Brakes Drums, hydraulic control.
Steering Worm and wheel.
Wheelbase and front/rear track 2,160 / 1,255 / 1,200 mm.
Tyres Front 5.50-15, rear 6.50-15.
Weight empty 550 kg.
Fuel tank 130 litres.
166 S (1948).
Compression ratio 8.5:1.
Max. power output 150 bhp at 7,000 rpm.
Fuel feed 1 30 DCF carburettor.
Ignition Single, coil-ignition unit.
Transmission Dry, single-plate clutch, gearbox with 5 speeds + reverse, conventional differential.
Wheelbase and front/rear track 2,420 / 1,240 / 1,240 mm.
Tyres Front 5.50-15, rear 6.00-15.
Weight empty 500 kg.
Fuel tank 100 litres.
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Model 166 MM (1948).
Compression ratio 8.5:1.
Max. power output 140 bhp at 6,600 rpm.
Fuel feed 3 32 DCF carburettors.
Ignition Single, coil-ignition.
Transmission Dry, single-plate clutch, gearbox with 5 speeds + reverse, conventional differential.
Rear suspension Live axle, semi-elliptic longitudinal leaf springs, hydraulic dampers and anti-roll bar.
Wheelbase and front/rear track 2,200 / 1,270 / 1,250 mm.
Tyres 5.50-15.
Weight empty 800 kg.
Fuel tank 90 litres.
166 FL (1949)
Compression ratio 6.5:1
Max. power output 310 bhp at 7,000 rpm.
Fuel feed 1 Weber 40 DO3C carburettor.
Ignition Single, 2 magnetos.
166 MM (1953)
Compression ratio 9.5:1.
Max. power output 160 bhp at 7,200 rpm.
Fuel feed 3 Weber 32 1F4C carburettors.
Wheelbase and front/rear track 2,250 / 1,270 / 1,250 mm.
Tyres 6.40-15.
Weight empty 800 kg.
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