The Lea-Francis 2½-Litre is a rear wheel drive motor vehicle, with the engine mounted in the front, and a 2 door convertible/cabriolet bodyshell.
Powering the Lea-Francis 2½-Litre is an overhead valve, 2.5 litre naturally aspirated 4 cylinder powerplant, with 2 valves per cylinder that develops power and torque figures of 125 bhp (127 PS/93 kW) at 5000 rpm and 193 N·m (142 lb·ft/19.7 kgm) at 2500 rpm respectively.
A 4 speed manual 'box transmits the power to the driven wheels.
Its claimed kerb weight is 1170 kg.
It is said to be able to achieve a top speed of 161 km/h, or 100 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater convertible/cabriolet | ||
| Aantal portieren | 2 | ||
| Ontwerper | |||
| Afmetingen en gewicht | |||
| Wielbasis | 2515 | 99 | |
| Spoorbreedte voor | 1334 | 52.5 | |
| Spoorbreedte achter | 1334 | 52.5 | |
| Lengte | 4191 | 165 | |
| Breedte | 1600 | 63 | |
| Hoogte | 1372 | 54 | |
| Bodemvrijheid | 178 | 7 | |
| 1.67 | |||
| Gewicht | 1170 kg | 2579 | |
| Gewichtsverdeling | |||
| Benzinetank inhalt | 68.2 litres | 15 [18] UK [US] gal. | |
| Aërodynamica | |||
| Cw-waarde | |||
| Frontaal oppervlak | |||
| CdA | |||
| naturally aspirated petrol | |||
| Motor fabrikant | Lea-Francis | ||
| Motor nummer | |||
| Aantal cilinders | Straight 4 | ||
| Cilinderinhoud | 2.5 litre 2496 cc (152.315 cu in) |
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| Boring × Slag | 85 × 110 mm
3.35 × 4.33 in |
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| Boring/slag verhouding | 0.77 | ||
| Distributie | overhead valve (OHV)
2 Kleppen per cilinder 8 Totaal aantal kleppen |
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| Vermogen | 127 PS (125 bhp) (93 kW) bij 5000 t/min |
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| Max. koppel | 193 Nm (142 ft·lb) (19.7 kgm) bij 2500 t/min |
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| Specific output | 37.3 kW/litre 50.8 ps/litre 50.1 bhp/litre 0.82 bhp/cu in |
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77.32 Nm/litre
0.93 ft·lb/cu3 |
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| Motor constructie | |||
| Smering | |||
| Compressieverhouding | 8.7:1 | ||
| Brandstofsysteem | 2 SU carbs | ||
| 971.7 kPa (140.9 psi) | |||
| Maximum tpm | |||
| Aantal nokkenas lagers | |||
| Afkoeling | Water | ||
| Eenheidscylinderinhoud | 624 cc | ||
| Aanzuiging | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Katalysator | N | ||
| Prestasies | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Max. snelheid | 161 km/h (100 mph) | ||
| Power-to-weight ratio | Higher is better 108.32 PS/tonne (1000 kg) 0.11 PS/kg 79.67 kW/tonne (1000 kg) 0.08 kW/kg 106.84 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 12.55 kg/kW 20.97 lb/bhp |
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| Verbruik | |||
| Benzineverbruik | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| CO2 Emissies | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Onderstel | |||
| Motor plaatsing | front | ||
| Motor plaatsing | longitudinal | ||
| Aandrijving | rear wheel drive | ||
| Koppelverdeling | N/A | ||
| Stuurinrichting | |||
| Aantal omwentelingen stuurwiel | |||
| Draaicirkel | 9.80 m | ||
| Wielophanging voor | I.TB. | ||
| Wielophanging achter | LA.SE. | ||
| Velgmaat voor | |||
| Velgmaat achter | |||
| Bandenmaat voor | |||
| Bandenmaat agter | |||
| Bremmen voor/agter | Dr/Dr | ||
| Rem diameter voor | |||
| Rem diameter agter | |||
| Braked area | 1181 cm2 | ||
| Versnellingsbak | 4 speed manual | ||
| Hoogste versnelling verhouding | 1 | ||
| Achteras verhouding | 3.64 | ||
| Algemeen | |||
| Carfolio.com ID | 62678 | ||
| Totaal gebouwd | |||
| Bouwserie | |||
| RAC rating | 17.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1949 Lea-Francis 2½-Litre added before December 1995. Last modified 2013-02-28. |
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