1972 Spec for the Competition Cars:
Engine 132 AC4 000 Twin Cam belt driven
4 cylinder in line, 1756cc.
9.8:1 compression
84mm bore x 79.2mm stroke
8 valve head
Output 176bhp DIN @ 6000rpm (approx. -spec varied by event)
Carburation 2x Weber 44 IDF
Ignition Electronic
Gearbox 5 speed Colotti, clutch: single dry plate
Ratios 3.667, 2.1, 1.361, 1.0, 0.881
Final Drive 10/43 ratio (varied per event) Limited Slip Differential
Suspension Front: McPherson strut type, coil springs, with upper wishbone lower arm, anti roll bar & angled tie rods
Rear: fully independent McPherson strut type with trailing arms & lower radius arms
Brakes Front & Rear disc
Weight 970kg dry
Wheels/tyres 13ins x 6.5j Pirelli Tyres
4 cylinder in line, 1756cc.
9.8:1 compression
84mm bore x 79.2mm stroke
8 valve head
Output 176bhp DIN @ 6000rpm (approx. -spec varied by event)
Carburation 2x Weber 44 IDF
Ignition Electronic
Gearbox 5 speed Colotti, clutch: single dry plate
Ratios 3.667, 2.1, 1.361, 1.0, 0.881
Final Drive 10/43 ratio (varied per event) Limited Slip Differential
Suspension Front: McPherson strut type, coil springs, with upper wishbone lower arm, anti roll bar & angled tie rods
Rear: fully independent McPherson strut type with trailing arms & lower radius arms
Brakes Front & Rear disc
Weight 970kg dry
Wheels/tyres 13ins x 6.5j Pirelli Tyres
1975 Spec for Competition Cars:
Engine 132 AC4 Twin Cam belt driven
4 cylinder in line, 1840cc.
10:1 compression
84mm bore x 83mm stroke
16 valve Abarth head
Output 190bhp DIN @ 5900rpm
Carburation Fuel Injection Kugelfischer (mechanical metering)
Ignition Electronic Marelli
Fuel Tank capacity 12.0 gals, electronic pump
Gearbox 5 speed ZF, clutch: single dry plate
Final Drive 10/43 ratio (varied per event) Limited Slip Differential
Suspension Front: McPherson strut type, coil springs, with upper wishbone lower arm, anti roll bar & angled tie rods
Rear: fully independent McPherson strut type with trailing arms & lower radius arms
Brakes Front: & rear disc
Weight 900kg dry
Wheels 13insx 8j Cromadora Pirelli Tyres
4 cylinder in line, 1840cc.
10:1 compression
84mm bore x 83mm stroke
16 valve Abarth head
Output 190bhp DIN @ 5900rpm
Carburation Fuel Injection Kugelfischer (mechanical metering)
Ignition Electronic Marelli
Fuel Tank capacity 12.0 gals, electronic pump
Gearbox 5 speed ZF, clutch: single dry plate
Final Drive 10/43 ratio (varied per event) Limited Slip Differential
Suspension Front: McPherson strut type, coil springs, with upper wishbone lower arm, anti roll bar & angled tie rods
Rear: fully independent McPherson strut type with trailing arms & lower radius arms
Brakes Front: & rear disc
Weight 900kg dry
Wheels 13insx 8j Cromadora Pirelli Tyres
1972 Specifications | 124 Sport Spider 1600 | 124 Sport Spider 1800 | 124 Abarth Rally |
| Cylinders / cubic capacity | 4 in line | 4 in line | 4 in line |
| Bore x Stroke (mm) | 80 x 79.2 | 84 x 79.2 | 84 x 79.2 |
| Compression Ratio | 9.8:1 | 9.8:1 | 9.8:1 |
| Camshaft & valve configuration | dual ohc 8-valve | dual ohc 8-valve | dual ohc 8-valve |
| Induction | Weber 34 DMS | Weber 34 DMS | Weber 44 IDF 20 Weber 44 IDF 21 |
| Max Power - bhp (DIN) @ rpm | 108 @6000 | 118 @6000 | 128 @6000 |
| Volumetric output (bhp/litre DIN) | 67.8 | 67.2 | 72.9 |
| Max torque - m.kg (ft/ibs) @ rpm | 14 (101.2) @4,200 | 15.6 (112.8) @4,000 | 16.2 (117.1) @5,200 |
Electrical power - generator - battery | 770w 45 Ah | 770w 45 Ah | 770w 45 Ah |
| Transmission - gearbox, fwd | 4 speed 5 speed option | 4 speed 5 speed option | 5 speed |
| Transmission - gear ratios fwd | 3.66, 2.10, 1.36, 1.0, 0.88 | ||
| Transmission - clutch | 215mm single dry plate mechanical diaphram | 215mm single dry plate mechanical diaphram | 215mm single dry plate mechanical diaphram |
| Transmission - differential | Crown wheel & Pinion | Crown wheel & Pinion | Crown wheel & Pinion |
| Top speed (mph) | 112 | 115 | 118 |
| Wheelbase (mm) | 2280 | 2280 | 2280 |
Track - Front (mm) - Rear (mm) | 1346 1316 | 1346 1316 | 1413 1400 |
Length (mm) Width (mm) Height (mm) | 3971 1613 1250 | 3971 1613 1250 | 3914 1630 1240 |
| Kerb Weight (kg) | 960 | 960 | 938 |
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