1957 Pontiac Star Chief 2dr special 5.2L

Pontiac Other 1957 Description

body type4/5 seater sedan/saloonnumber of doorsdesignerdimensions & weightsmmincheswheelbase3150124track/tread (front)148658.5track/tread (rear)149959length5385212width190575height157562ground clearancelength:wheelbase ratio1.71kerb weight1622kg3576lbweight distributionfuel tank capacityaerodynamicsdrag coefficientfrontal areacdaengineengine typenaturally aspirated petrolengine manufacturerengine codecylindersV 8capacity5.2 litre
5190cc
(316.713cu in)bore×stroke100 × 82.6mm
3.94 × 3.25inbore/stroke ratio1.21overhead valve(OHV)
2 valves per cylinder
16 valves in totalmaximum power output230PS(227bhp) (169kW)
at 4800rpmspecific output43.7bhp/litre
0.72bhp/cu inmaximum torque423Nm(312ft·lb) (43.1kgm)
at 3000rpmspecific torque81.5Nm/litre
0.99ft·lb/cu3engine constructionsumpcompression ratio8.9:1fuel system1 Ro carbbmep (brake mean effective pressure)1024.2kPa(148.5psi)maximum rpmcrankshaft bearingsengine coolantWaterunitary capacity648.75ccaspirationNormalcompressorN/AintercoolerNonecatalytic converterNperformanceacceleration 0-80km/h (50mph)acceleration 0-60mphacceleration 0-100km/hacceleration 0-160km/h (100mph)standing quarter-milestanding kilometremaximum speedpower-to-weight ratio141.9PS/g
104.36kW/g
139.95bhp/ton
0.06bhp/lbweight-to-power ratio9.58kg/kW
16.01lb/bhp
fuel consumptionfuel consumptionuniversal consumption (calculated from the above)litres per 100kmkm per litreuk mpgus mpgcarbon dioxide emissionscarfolio calculatedco2?ved band (uk)co2effizienz (de)chassisengine positionfrontengine layoutlongitudinaldrive wheelsrear wheel drive torque splitN/Asteeringturns lock-to-lockturning circlefront suspensionI.CS.rear suspensionLA.SE.wheel size frontwheel size reartyres fronttyres rearbrakes f/rfront brake diameterrear brake diametergearbox3 speed automatictop gear ratio1final drive ratio3.08