1958 Ferrari 412 S
The only 412 S was built on chassis no. 0744 (ex-312 S – chassis design type 524).
It sported the Tipo 141 engine with twin overhead cams used aboard the 412 MI single-seater in the Monzo 500 Miles on June 29th 1958.
Also known erroneously as the 412 MI, it was sold to John Von Neumann’s Ferrari of California on September 1958.
The car competed mostly in California. Its regular drivers were Phil Hill and Richie Ginther but it Von Neumann also drove it himself on occasion.
Ferrari 412 S Technical Specifications
Year of Manufacture – 1958
| ENGINE | ||
| type | front, longitudinal 60° V12 | |
| bore/stroke | 77 x 72 mm | |
| unitary displacement | 335.27 cc | |
| total displacement | 4023.32 cc | |
| compression ratio | 9.9 : 1 | |
| maximum power | 318 kW (432 hp) at 8000 rpm | |
| power per litre | 107 hp/l | |
| maximum torque | – | |
| valve actuation | twin overhead camshaft per bank, two valves per cylinder | |
| fuel feed | six Weber 42 DCN carburettors | |
| ignition | twin spark plugs per cylinder, two coils | |
| lubrication | dry sump | |
| clutch | multi-plate | |
| CHASSIS | ||
| frame | tubular steel | |
| front suspension | independent, unequal-length wishbones, coil springs, hydraulic shock absorbers | |
| rear suspension | de Dion, twin radius arms, transverse leaf spring, hydraulic shock absorbers | |
| brakes | drums | |
| transmission | 4-speed + reverse | |
| steering | worm and sector | |
| fuel tank | capacity 196 litres | |
| front tyres | 6.00 x 16 | |
| rear tyres | 7.00 x 16 | |
| BODYWORK | ||
| type | two-seater spider | |
| length | – | |
| width | – | |
| height | – | |
| wheelbase | 2350 mm | |
| front track | 1328 mm | |
| rear track | 1310 mm | |
| weight | – | |
| PERFORMANCE | ||
| top speed | – | |
| acceleration 0-100 km/h | – | |
| 0-400 m | – | |
| 0-1000 m | – | |