| Abarth 850S Riviera Spider Allemano |
| Engine | Inline four cylinder |
| Displacement (bore*stroke) | 847 cm³ (62,5 mm * 69 mm) |
| Compression ratio | 8,8 : 1 (petrol) |
| Engine control | ohv |
| Valves | 2 per cylinder |
| Cooling | Liqiud, Pump circulation |
| Maximum Power | 42 kW (58 HP) at 6.500 rpm |
| Transmission | Manual four-speed |
| Drive train | Rear engine, longitudinal, Rear drive |
| Wheelbase | 2.000 mm |
| Length | 3.630 mm |
| Width | 1.400 mm |
| Height | 1.190 mm |
| Kerb weight | 610 kg |
| Maximum speed | 155 km/h |
| Year of manufacture | 1960 |