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BMW Z3 M Roadster

(1998 model)

Brief specs of 1998 BMW Z3 M Roadster

2-seater convertible (cabriolet), 6-cylinder 24-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 3201 cm3 / 195.3 cu in / 195.3 cu in, 179.0 kW / 240.0 hp / 240.0 hp @ 7400 rpm / 7400 rpm / 7400 rpm, 320.0 N·m / 236.0 lb·ft / 236.0 lb·ft, manual 5-speed transmission, rear wheel drive

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from1998
ModelZ3 M RoadsterIssued until
SerieZ3Number made
Model familyBody construction
Model codeBody designation
ManufacturerBMWCountryDE,ZA

Bodywork

Base platformNumber of doors
Bodywork typeconvertible (cabriolet)Number of seats2
Bodywork designerCargo capacity (volume)
Passenger space (volume)5040 l / 177.99 cu ft / 177.99 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4030 mm / 158.7 in / 158.7 inTotal (curb) weight1395 kg / 3075 lb / 3075 lb
Width1750 mm / 68.9 in / 68.9 inDry weight
Height1310 mm / 51.6 in / 51.6 inLoad capacity
Wheelbase2450 mm / 96.5 in / 96.5 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearanceFuel capacity
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.95 m2 / 21.0 sq ft / 21.0 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 valves24
Engine ManufacturerValves per cylinder4
Engine constructionBore86.2 mm / 3.39 in / 3.39 in
FuelStroke85.9 mm / 3.38 in / 3.38 in
Fuel detailsBore/Stroke ratio1
Fuel supplyEngine displacement3201 cm3 / 195.3 cu in / 195.3 cu in
Engine Main bearingsUnitary capacity501.30 cm3/cylinder / 30.591 cu in/cylinder / 30.591 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.5 : 1
SumpMax. output power179.0 kW / 240.0 hp / 240.0 hp at 7400 rpm / 7400 rpm / 7400 rpm
AspirationMax. torque320.0 N·m / 236.0 lb·ft / 236.0 lb·ft at
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)97.9 kW / 131.3 hp / 131.3 hp (est.)
CoolantSpecific output55.9 kW/l / 1.229 bhp/cu in / 1.229 bhp/cu in
Catalytic converterSpecific torque100.0 N·m/l / 0.87 lb·ft/cu in / 0.87 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears5
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (97 km/h)5.20 s / 5.20 s / 5.20 sPower-to-weight ratio174.2 kW/ton / 132.0 bhp/ton / 132.0 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel 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
SteeringSteering details
Turns lock-to-lockTurning circle10.0 m / 32.8 ft / 32.8 ft
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontdiscBrakes reardisc
Brake diameter frontBrake diameter rear
Brakes detailsABS (anti-lock braking system)Braked area

Technical specifications and performance data of BMW Z3 M Roadster

Infobox

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