1952 Jowett Jupiter Mk IA Convertible

The Jowett Jupiter Mk IA Convertible is a convertible/cabriolet with 2 doors and a front mounted engine which delivers the power through the rear wheels. The power is produced by a naturally aspirated engine of 1.5 litre capacity. This unit features overhead valve valve gear, 4 cylinder layout, and 2 valves per cylinder. It has an output of 62.5 bhp (63 PS/47 kW) of power at 4500 rpm, and maximum torque of 114 N·m (84 lb·ft/11.6 kgm) at 3000 rpm. A 4 speed manual gearbox supplies the power to the driven wheels. The stated kerb weight is 860 kg. Its maximum speed stated is 136 km/h or 85 mph.

Pictures

Jowett Jupiter  -
Jowett Jupiter
Image courtesy of Edmund Nankivell

Key facts

1952 Jowett Jupiter Mk IA Convertible information summary

What body style?
2 door convertible/cabriolet with 2 seats
How long?
4267 mm
How heavy?
860 kg
What size engine?
1.5 litre, 1486 cm3
How many cylinders?
4, Flat
How much power?
63 PS / 62.5 bhp / 47 kW @ 4500 rpm
How much torque?
114 Nm / 84 ft.lb / 11.6 kgm @ 3000 rpm
How quick?
0-60 mph: 16.8 s
How fast?
136 km/h, 85 mph

Jowett Jupiter models

2 door convertible/​cabriolet FR 1486 cm3 71 PS 70 bhp 52 kW 686 kg

Similar models

2 door convertible/​cabriolet FR 4M 1466 cm3 949 kg
2 door convertible/​cabriolet FR 4M 1758 cm3 60 PS 59 bhp 44 kW 1115 kg
2 door convertible/​cabriolet FR 4M 1250 cm3 58 PS 57.5 bhp 43 kW
2 door convertible/​cabriolet FR 4M 1466 cm3 66 PS 65 bhp 48 kW 912 kg
1952 Jowett Jupiter Mk IA Convertible dati
Carozzerie
Carrozzeria2 seater convertible/cabriolet
Numero di porte2
Disegno di
Dimensioni e masse
Passo 2362 93
Carreggiata anteriore 1321 52
Carreggiata posteriore 1283 50.5
Lunghezza 4267 168
Larghezza 1575 62
Altezza 1422 56
Altezza minima de terra
1.81
Massa veicolo in ordine di marcia 860 kg 1896
Ripartizione anteriore 56.1 % front
Capacita serbatoio carburante
Aerodinamica
Coefficiente di resistenza
area frontale 1.58
CdA
Motore
naturally aspirated petrol
Costruttore del motore Jowett
Tipo
Numero dei cilindri Flat 4
Cilindrata 1.5 litre
1486 cc
(90.681 cu in)
Alesaggio × Corsa 72.5 × 90 mm
2.85 × 3.54 in
Rapporto di alesaggio/corsa 0.81
Distribuzione overhead valve (OHV)
2 Valvole per cilindro
8 Valvole Totale
Potenza max 63 PS (62.5 bhp) (47 kW)
a 4500 giri/min
Specific output 42.1 bhp/litre
0.69 bhp/cu in
Coppia max 114 Nm (84 ft·lb) (11.6 kgm)
a 3000 giri/min
76.72 Nm/litre
0.93 ft·lb/cu3
Engine construction
Carter
Rapporto di compressione 8:1
Alimentazione 2 Ze carbs
964 kPa (139.8 psi)
Regime massimi
Numero supporti di banco
Raffreddamento Water
cilindrata unitaria 371.5 cc
Alimentazione Normal
Compressore N/A
Intercooler None
Catalizzatore N
Prestazioni
0-80km/h 11.7 s
0-60mph 16.8 s
0-100km/h
0-160km/h -1.00 s
0-400m 20.7 s
0-1000m
Velocità max. 136 km/h (85 mph)
Power-to-weight ratio 73.68 PS/tonne (1000 kg)
54.19 kW/tonne (1000 kg)
72.67 bhp/tonne (1000 kg)
0.03 bhp/lb
Weight-to-power ratio 18.45 kg/kW
30.82 lb/bhp
Consumi/Emissioni
Consumo
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Emissioni di CO2
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
Autotelaio
Posizione del motore front
Engine layout longitudinal
Trazione rear wheel drive  
Distribuzione di coppia N/A
Sterzo
turns lock-to-lock
diametro di sterzata
Avantreno I.TB.
Retroreno LA.TB.
Cerchi anteriori
Cerchi posteriori
Pneumatici anteriori
Pneumatici posteriori
Freni ant/post
Diametro di freni anteriori
Diametro di freni posteriori
Braked area
Trasmissione 4
Inizio rapporto di cambio 1
Rapporto finale 4.56
Generalità
Carfolio.com ID63987
Production total
Codice di modello
Codice di serie
RAC rating 13.0
Insurance classification No information available
Tax band No information available
1952 Jowett Jupiter Mk IA Convertible added before December 1995.
Last modified 2013-02-28.