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Jensen 541R

(1957 model)

Brief specs of 1957 Jensen 541R

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 6-cylinder 12-valve straight (inline) engine, OHV (overhead valve, I-head), 3990 cm3 / 243.5 cu in / 243.5 cu in, 113.3 kW / 151.9 hp / 151.9 hp @ 4100 rpm / 4100 rpm / 4100 rpm, 308.0 N·m / 227.2 lb·ft / 227.2 lb·ft @ 2400 rpm / 2400 rpm / 2400 rpm, manual with overdrive 4-speed transmission, rear wheel drive, 206 km/h / 128 mph / 128 mph top speed

units: metric UK US

Basic (general) data

Marque (make)JensenIssued from1957
Model541RIssued until
Serie541Number made
Model familyBody construction
Model codeBody designation
ManufacturerJensenCountryUK

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)4250 l / 150.09 cu ft / 150.09 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4470 mm / 176.0 in / 176.0 inTotal (curb) weight1470 kg / 3241 lb / 3241 lb
Width1600 mm / 63.0 in / 63.0 inDry weight
Height1346 mm / 53.0 in / 53.0 inLoad capacity
Wheelbase2667 mm / 105.0 in / 105.0 inGross (max.) weight
Track front1318 mm / 51.9 in / 51.9 inTowing weight
Track rear1305 mm / 51.4 in / 51.4 inWeight distribution (front)53.0 % / 53.0 % / 53.0 %
Ground clearance178 mm / 7.0 in / 7.0 inFuel capacity68 l / 15.0 UK gal / 18.0 US gal
Length/wheelbase ratio1.68  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.83 m2 / 19.7 sq ft / 19.7 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) (Inline, 6 cylinder)Total number of valves12
Engine ManufacturerBMCValves per cylinder2
Engine constructionBore87.3 mm / 3.44 in / 3.44 in
Fuelpetrol (gasoline)Stroke111.1 mm / 4.37 in / 4.37 in
Fuel detailsBore/Stroke ratio0.79
Fuel supply3 SU carbsEngine displacement3990 cm3 / 243.5 cu in / 243.5 cu in
Engine Main bearingsUnitary capacity665.00 cm3/cylinder / 40.581 cu in/cylinder / 40.581 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio7.6 : 1
SumpMax. output power113.3 kW / 151.9 hp / 151.9 hp at 4100 rpm / 4100 rpm / 4100 rpm
AspirationnaturalMax. torque308.0 N·m / 227.2 lb·ft / 227.2 lb·ft at 2400 rpm / 2400 rpm / 2400 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)48.8 kW / 65.4 hp / 65.4 hp (est.)
CoolantwaterSpecific output28.4 kW/l / 0.624 bhp/cu in / 0.624 bhp/cu in
Catalytic converternoSpecific torque77.2 N·m/l / 0.68 lb·ft/cu in / 0.68 lb·ft/cu in

Transmission

Transmission typemanual with overdriveNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio0.79
  Final gear (drive) ratio3.54

Performance

Acceleration 0-50 mph (80 km/h)7.60 s / 7.60 s / 7.60 sTop (maximal) speed206 km/h / 128 mph / 128 mph
Acceleration 0-60 mph (97 km/h)10.60 s / 10.60 s / 10.60 sPower-to-weight ratio103.4 kW/ton / 78.3 bhp/ton / 78.3 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)30.20 s / 30.20 s / 30.20 sFuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
Steeringrack & pinionSteering details
Turns lock-to-lock2.3Turning circle10.4 m / 34.1 ft / 34.1 ft
Suspension frontIndependent, Coil springs, Wishbone (A-arm, control arm)Suspension rearLive axle, Semi-elliptic leaf springs, Panhard rod
Wheels frontWheels rear
Tyres front6.40-15Tyres rear6.40-15
Brakes frontdiscBrakes reardisc
Brake diameter front279 mm / 11.0 in / 11.0 inBrake diameter rear279 mm / 11.0 in / 11.0 in
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Jensen 541R

Infobox

Car Insurance FAQs #2

How does my driving record affect my insurance premium?

The premium you pay is a direct reflection of your driving record for the past three to five years depending on the insurance company. Insurance companies order driving records from the DMV of your residence state and from other states where you've been licensed. Statistics show that drivers with tickets and accidents are more likely to have accidents than drivers with clean records.

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