General data | |
Year/s of production | 1959 – 1964 |
VIN span | 1623 GT – 5805 GT |
Number produced | 4 ? |
Design | Giorgio Neri & Luciano Bonacini |
Manufactured by | Giorgio Neri & Luciano Bonacini |
Technical specifications | |
Chassis | 508 F S/N 3771 GT: 539/61 |
Length | Approx. 4700 mm |
Width | Approx. 1690 mm |
Height | Approx. 1330 mm |
Wheelbase | 2600 mm |
Front suspension | Independent wheel suspension, double delta wishbones, coil springs, hydraulic telescope shock absorbers |
Rear suspension | Rigid axle, longitudinal leaf springs, double trailing links, coil springs, hydraulic telescope shock absorbers |
Front track | 1354 mm |
Rear track | 1350 mm |
Front tyres | 6 x 16 in., Borrani wheels with wired spokes and central locking |
Rear tyres | 6 x 16 in., Borrani wheels with wired spokes and central locking |
Front brakes | Hydraulically operated disc brakes |
Rear brakes | Hydraulically operated disc brakes |
Kerb weight | Approx. 1200 kg |
Body material | Steel or aluminium |
Body type | Spyder or Coupé – in each case with two seats |
Engine | |
Type | 128F – Colombo front engine S/N 3771 GT: 168/61 – Colombo front engine |
Number of cylinders | V12 – 60° |
Displacement | 2953 ccm |
Bore and stroke | 73 x 58,8 mm |
Camshaft | 1 overhead per cylinder bank |
Valves | 2 per cylinder |
Compression ratio | 8,8:1 S/N 3771 GT: 9,8:1 |
Ignition | Single ignition |
Lubrication | Wet sump lubrication S/N 3771 GT: Dry sump lubrication |
Maximum power | Approx. 240 hp – 7.000 rpm S/N 3771 GT: Approx. 280 hp – 7.500 rpm |
Maximum torque | Approx. 265 Nm (27 mkg) – 5.000 rpm |
Carburettor | 3 Weber twin carburettors, type 36 DCF S/N 3771 GT: 6 Weber twin carburettors, type 38 DCN |
Gearbox | 4 gears plus overdrive + rev. S/N 3771 GT: 5 gears + rev. |
Performance | |
Top speed | Approx. 240 km/h |
VINs | |
Nembo Coupé S/N 1623 GT: S/N from 250 GT Coupé, converted 1964 |
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Nembo Spyder S/N 1777 GT: S/N from 250 GT Cabriolet Series 2 |
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Nembo Spyder S/N 3771 GT: S/N from 250 GT SWB |
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Nembo Spyder S/N 5805 GT: S/N from 330 GT 2+2 Series 1, right hand drive |