Lancia ECV (1987)
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Development chain 1984: Lancia Delta S4 1987: Lancia ECV 1988: Lancia ECV2 |
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Table of Contents
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Lancia ECV (Experimental Composite Vehicle)
On the road: see Video
Specifications
Click here| Group/class | S, never raced | |
| Years active | 1987 | |
| Engine | ||
| Type | Abarth 233 ATR 18S, straight 4cyl, 4 stroke | located middle longitudinal |
| Capacity | 1759 cc | WRC: x 1.4 = 2463 cc |
| Bore x Stroke (mm) | 86.5 x 71.5 | |
| Compression ratio | 7.5:1 | |
| Output power - torgue | 600 HP / 8000 rpm (group S restrictions to 300HP) |
55.0 kgm (540 Nm) / 5000 rpm |
| Main bearings | ||
| Materials | block: aluminium alloy | cylinderhead: aluminium alloy |
| Cams/valves | 2 overhead camshafts (DOHC), belt driven | 4 valves/cyl. - 16 valves total |
| Aspiration | triflux system with two KKK K26 turbochargers and 2 intercoolers (see picture), Weber-Magneti Marelli electronic fuel injection | pressure: |
| Ignition | Weber-Magneti Marelli electronic, firing order 1-3-4-2 | |
| Cooling system | watercooled | |
| Lubrication system | dry sump | |
| Transmission | ||
| Type | four wheel drive | 5 speed ZF gearbox |
| Gearbox ratios | 1st: /1 2nd: /1 3rd: /1 4th: /1 5th: /1 |
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| Diffrential ratio | /1 | central Ferguson FF epicyclic differential with 30% - 70% f/r distribution and automatic viscous coupling. Front: free. Rear: locked 25% |
| Clutch | dry, double disk | |
| Chassis-body | ||
| Type | Load-bearing structure made of carbon fibre honeycomb with steel tube screen front structure (see picture). Bodywork mostly made of carbon and Kevlar resins, impregnated with epoxy resins | |
| Front suspension | double unequal wishbones, coil springs over Bilstein hydraulic shock absorbers, anti-roll bar | |
| Rear suspension | double unequal wishbones, coil springs, twin Bilstein hydraulic shock absorbers, anti-roll bar | |
| Steering system | rack and pinion | 2.5 turns |
| Brakes | front and rear ventilated disks 300mm diameter, 4 piston calipers all around | hydraulic pumps in parallel with manual balance adjustment |
| Dimensions | ||
| length: 4.003 m (157.6 in) | width: 1.880 m (74.0 in) | height: 1.400 m (55.1 in) |
| wheelbase: 2.440 m (96.1 in) | front track: 1.500 m (59.0 in) | rear track: 1.502 m (59.1 in) |
| Rims - tires | front 9" x 16", rear 11" x 16" | Pirelli 230/660-16 (front), 290/660-16 (rear) |
| Weight | 930 kg | front/rear distribution 45% - 55% |
| Weight/power | 1.6 kg/HP | |
| Fuel tank | 25 lt | |
Article from 4T 197, 2/1987
Click here
Article from SpeedHunters 2013
Click here
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Drawings
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Engine
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Chassis
page revision: 21, last edited: 05 Mar 2017 15:11