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Chevrolet Suburban 7.4i (230 HP)

(1991 model)

Brief specs of 1991 Chevrolet Suburban 7.4i (230 HP)

4-door 9-seater station wagon (estate, combi), petrol (gasoline) 8-cylinder 16-valve V engine, OHV (overhead valve, I-head), 7446 cm3 / 454.4 cu in / 454.4 cu in, 169.0 kW / 226.6 hp / 226.6 hp @ 3600 rpm / 3600 rpm / 3600 rpm, 523.0 N·m / 385.7 lb·ft / 385.7 lb·ft @ 1600 rpm / 1600 rpm / 1600 rpm

units: metric UK US

Basic (general) data

Marque (make)ChevroletIssued from1991
ModelSuburban 7.4i (230 HP)Issued until1999
SerieSuburbanNumber made
Model familyBody construction
Model codeBody designationGMT400
ManufacturerGeneral Motor CompanyCountryUS,BR,KR,ZA

Bodywork

Base platformGMT400Number of doors4
Bodywork typestation wagon (estate, combi)Number of seats9
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length5575 mm / 219.5 in / 219.5 inTotal (curb) weight2271 kg / 5007 lb / 5007 lb
Width1940 mm / 76.4 in / 76.4 inDry weight
Height1748 mm / 68.8 in / 68.8 inLoad capacity
Wheelbase3340 mm / 131.5 in / 131.5 inGross (max.) weight
Track front1608 mm / 63.3 in / 63.3 inTowing weight
Track rear1623 mm / 63.9 in / 63.9 inWeight distribution (front)
Ground clearance200 mm / 7.9 in / 7.9 inFuel capacity
Length/wheelbase ratio1.6691616766467  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.88 m2 / 31.0 sq ft / 31.0 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders8
Engine TypeV engine Total number of valves16
Engine ManufacturerValves per cylinder2
Engine constructionBore108.0 mm / 4.25 in / 4.25 in
Fuelpetrol (gasoline)Stroke101.6 mm / 4.00 in / 4.00 in
Fuel detailsBore/Stroke ratio1.0629921259843
Fuel supplyMono InjectionEngine displacement7446 cm3 / 454.4 cu in / 454.4 cu in
Engine Main bearingsUnitary capacity930.75 cm3/cylinder / 56.798 cu in/cylinder / 56.798 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio7.9 : 1
SumpMax. output power169.0 kW / 226.6 hp / 226.6 hp at 3600 rpm / 3600 rpm / 3600 rpm
AspirationMax. torque523.0 N·m / 385.7 lb·ft / 385.7 lb·ft at 1600 rpm / 1600 rpm / 1600 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)67.6 kW / 90.7 hp / 90.7 hp (est.)
CoolantSpecific output22.7 kW/l / 0.499 bhp/cu in / 0.499 bhp/cu in
Catalytic converterSpecific torque70.2 N·m/l / 0.61 lb·ft/cu in / 0.61 lb·ft/cu in

Transmission

Transmission typeNumber of gears
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)Power-to-weight ratio
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 circle
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres front245/75 R16 CTyres rear245/75 R16 C
Brakes frontdiscBrakes reardrum
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Chevrolet Suburban 7.4i (230 HP)

Infobox

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