The Plymouth Road Runner 426 Hemi is a coupé with 2 doors and a front mounted engine which delivers its power through the rear wheels.
It is powered by a naturally aspirated engine of 7 litre capacity. This powerplant features overhead valve valve gear, a 90 degree V 8 cylinder layout, and 2 valves per cylinder. It has an output of 425 bhp (431 PS/317 kW) of power at 5000 rpm, and maximum torque of 665 N·m (490 lb·ft/67.8 kgm) at 4000 rpm.
This power is transferred to the wheels via a 4 speed manual transmission.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 4/5 seater fixed-head coupé | ||
| Aantal portieren | 2 | ||
| Ontwerper | |||
| Afmetingen en gewicht | |||
| Wielbasis | 2921 | 115 | |
| Spoorbreedte voor | 1527 | 60.1 | |
| Spoorbreedte achter | 1575 | 62 | |
| Lengte | 5161 | 203.2 | |
| Breedte | 2009 | 79.1 | |
| Hoogte | 1339 | 52.7 | |
| Bodemvrijheid | 137 | 5.4 | |
| 1.77 | |||
| Gewicht | |||
| Gewichtsverdeling | |||
| Benzinetank inhalt | |||
| Aërodynamica | |||
| Cw-waarde | |||
| Frontaal oppervlak | |||
| CdA | |||
| naturally aspirated petrol | |||
| Motor fabrikant | Chrysler | ||
| Motor nummer | |||
| Aantal cilinders | V 8 in 90° vee | ||
| Cilinderinhoud | 7 litre 6974 cc (425.58 cu in) |
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| Boring × Slag | 107.95 × 95.25 mm
4.25 × 3.75 in |
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| Boring/slag verhouding | 1.13 | ||
| Distributie | overhead valve (OHV)
2 Kleppen per cilinder 16 Totaal aantal kleppen |
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| Vermogen (SAE gross) |
431 PS (425 bhp) (317 kW) bij 5000 t/min |
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| Max. koppel (SAE gross) |
665 Nm (490 ft·lb) (67.8 kgm) bij 4000 t/min |
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| Specific output (SAE gross) |
45.4 kW/litre 61.8 ps/litre 60.9 bhp/litre 1 bhp/cu in |
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(SAE gross) |
95.35 Nm/litre
1.15 ft·lb/cu3 |
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| Motor constructie | |||
| Smering | Nat carter | ||
| Compressieverhouding | 10.2:1 | ||
| Brandstofsysteem | |||
| 1198.3 kPa (173.8 psi) | |||
| Maximum tpm | |||
| Aantal nokkenas lagers | 5 | ||
| Afkoeling | Water | ||
| Eenheidscylinderinhoud | 871.75 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 | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| 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 | |||
| Wielophanging voor | |||
| Wielophanging achter | |||
| Velgmaat voor | 6.0JJ x 14 | ||
| Velgmaat achter | 6.0JJ x 14 | ||
| Bandenmaat voor | F70 x 14 2B/2 | ||
| Bandenmaat agter | F70 x 14 2B/2 | ||
| Bremmen voor/agter | Dr/Dr | ||
| Rem diameter voor | 279 mm | ||
| Rem diameter agter | 279 mm | ||
| Braked area | |||
| Versnellingsbak | 4 speed manual | ||
| Hoogste versnelling verhouding | 1 | ||
| Achteras verhouding | 3.54 | ||
| Algemeen | |||
| Carfolio.com ID | 827585 | ||
| Totaal gebouwd | |||
| Bouwserie | RM23 | ||
| RAC rating | 57.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1971 Plymouth Road Runner 426 Hemi added 2025-03-01. Last modified 2025-03-09. |
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