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SM I specs

Citroen SM I 2.7 V6 Injection Coupe

131 kW178 PS176 hp1970–1975

petrol · 5-speed manual · Coupe

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Citroen SM I
Photo: Rundvald / Wikimedia Commons, CC BY-SA 4.0
Power
131 kW 178 PS · 176 hp
Top speed
220 km/h
Length
4,893 mm
Displacement
2,670 cm³

Same engine and figures as the Citroen SM I 2.7 V6 carburettor; see that sheet for the complete data.

Built 1970–1975, the Citroen SM I 2.7 V6 Injection coupe develops 131 kW (178 PS) from a 2.7-litre six-cylinder petrol engine. In the SM I 2.7 V6 Injection, power reaches the front wheels through a five-speed manual gearbox.

Against the entry 2.7 V6 carburettor (125 kW), the SM I 2.7 V6 Injection gains 5% in power; the 3.0 V6 automatic (132 kW), strongest of the 3, has 1 kW more. In figures, it tops out at 220 km/h.

Dimensions drawing

To scale · width without mirrors

    0 m1 m2 m3 m4 m5 m1 m0 ft1 ft2 ft3 ft4 ft5 ft6 ft7 ft8 ft9 ft10 ft11 ft12 ft13 ft14 ft15 ft16 ft17 ft18 ft19 ft1 ft2 ft3 ft4 ftLength 4,893 mmLength 16 ft 1 in1,324 mm4 ft 4 inWheelbase 2,900 mmWheelbase 9 ft 6 inWidth 1,836 mmWidth 6 ft 0 in

    grid 500 mm1 ft Side view: dashed lines mark the axles

    Engine

    FuelPetrol
    Displacement2,670 cm³ 2.7 l · 163 cu in
    Cylinders6
    Power131 kW 178 PS · 176 hp

    Transmission

    GearboxManual
    Gears5
    DriveFront-wheel drive

    Performance

    Top speed220 km/h 137 mph

    Dimensions and weight

    Length4,893 mm 192.6 in
    Width1,836 mm 72.3 in
    Height1,324 mm 52.1 in
    Wheelbase2,900 mm 114.2 in

    Production

    Body typeCoupe
    Years1970–1975
    GenerationSM I (1970–1975)

    Compare size All SM I versions All Citroen spec sheets

    Data sources

    Data checked by an editor against the sources below.

    Data: 13 of 25 fields · 1 source · data changed 24 Oct 2026

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