Montecarlo, 21 May 1950: Alberto Ascari, second in the Monaco Grand Prix
125 F1 GP49
Formula 1 racing car.
Years of activity
Italian Grand Prix of 11.9.49
12 cylinders in 60° V, front-mounted. Light alloy cylinder block and heads, press-fitted steel cylinder liners. Water cooled.
Bore and stroke
55 x 52.5 mm.
Unitary and total capacity
124.73 / 1,496.76 cc.
Max. power output
280 bhp at 8,000 rpm.
2 valves per cylinder, twin overhead cam per bank of cylinders with sliding rocker arms and pin springs, chain drive.
Forced with two Roots displacement compressor in series, one Weber 40 DO 3C triple-choke carburettor.
Single. Two Marelli magnetos positioned at the rear ends of the intake camshafts.
Pressurised with radiator, wet sump.
Rear. Single-plate clutch, 5 speed gearbox + reverse on side of engine, self-locking differential.
Variable depending on racing circuit.
With two elliptic section longitudinals and tubular cross members.
Double wishbones: double triangles, lower transverse leaf spring, hydraulic dampers.
Independent. Oscillating stub axles, lower transverse leaf spring, longitudinal struts, torsion bars, hydraulic dampers.
Worm and sector.
Drums all round with hydraulic control.
Front 5.50x16î, rear 6.50x16î. Pirelli.
1,278 mm / 1,250 mm.
Weight with water and oil
Fuel tank (litres)
Aluminium single-seater body.