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Triumph TR-7

(1979 model)

Brief specs of 1979 Triumph TR-7

2-seater convertible (cabriolet), 4-cylinder straight (inline) engine, 1983 cm3 / 121.0 cu in / 121.0 cu in, 65.0 kW / 87.2 hp / 87.2 hp, 137.0 N·m / 101.0 lb·ft / 101.0 lb·ft, manual 4-speed transmission, rear wheel drive, 175 km/h / 109 mph / 109 mph top speed

units: metric UK US

Basic (general) data

Marque (make)TriumphIssued from1979
ModelTR-7Issued until
SerieTRNumber made
Model familyBody construction
Model codeBody designation
ManufacturerTriumphCountryUK

Bodywork

Base platformNumber of doors
Bodywork typeconvertible (cabriolet)Number of seats2
Bodywork designerCargo capacity (volume)
Passenger space (volume)3620 l / 127.84 cu ft / 127.84 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4210 mm / 165.7 in / 165.7 inTotal (curb) weight1049 kg / 2313 lb / 2313 lb
Width1690 mm / 66.5 in / 66.5 inDry weight
Height1260 mm / 49.6 in / 49.6 inLoad capacity
Wheelbase2170 mm / 85.4 in / 85.4 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearance100 mm / 3.9 in / 3.9 inFuel capacity33 l / 7.3 UK gal / 8.7 US gal
Length/wheelbase ratio1.94  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.81 m2 / 19.5 sq ft / 19.5 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders4
Engine Typestraight (inline) (Inline, 4 cylinder)Total number of valves
Engine ManufacturerValves per cylinder
Engine constructionBore
FuelStroke
Fuel detailsBore/Stroke ratio
Fuel supplyEngine displacement1983 cm3 / 121.0 cu in / 121.0 cu in
Engine Main bearingsUnitary capacity
Cam DesignCompression ratio
SumpMax. output power65.0 kW / 87.2 hp / 87.2 hp at
AspirationMax. torque137.0 N·m / 101.0 lb·ft / 101.0 lb·ft at
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)30.6 kW / 41.1 hp / 41.1 hp (est.)
CoolantSpecific output32.8 kW/l / 0.720 bhp/cu in / 0.720 bhp/cu in
Catalytic converterSpecific torque69.1 N·m/l / 0.60 lb·ft/cu in / 0.60 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed175 km/h / 109 mph / 109 mph
Acceleration 0-60 mph (97 km/h)11.80 s / 11.80 s / 11.80 sPower-to-weight ratio84.8 kW/ton / 64.3 bhp/ton / 64.3 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 circle
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontdiscBrakes reardisc
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Triumph TR-7

Infobox

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