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1957 Lotus Seven Specs

General Specifications

Production years:1957 - 1960
Built at:London, England
Numbers Built:240

Engine Specifications

Engine Specifications:Ford 100E Inline-4
Position:Front Longitudinal
Aspiration:Natural
Valvetrain:Side Valves, 2 Per Cyl
Fuel feed:Single Downdraught Solex or Twin SU H2 Carburetors
Displacement:948 cc / 57.9 cu in
Bore:63.5 mm / 2.5 in
Stroke:92.5 mm / 3.64 in
Compression:7.0:1
Power:29.8 kw / 40.0 bhp @ 5000 rpm
Specific output:42.19 bhp per litre
Bhp/Weight:121.58 bhp per tonne
Torque:78.64 nm / 58 ft lbs @ 2600 rpm

Chassis & body

Body/Frame:Stressed Aluminum Panels over Progress Steel Spaceframe
Driven wheels:Front Engine / RWD
Wheel type:Steel Wheels
Front tires:520 x 15
Rear tires:520 x 15
Front brakes:Girling Drums
Front brake size:203 mm / 8 in
Rear brakes:Girling Drums
Rear brake size:203 mm / 8 in
Front wheels:F 38.10 x 10.16 cm / 15 x 4 in
Rear wheels:R 38.10 x 10.16 cm / 15 x 4 in
Steering:Worm & Nut or Morris Rack & Pinion
Front suspension:Lower Wishbones w/Upper Links, Anti-Roll Bar, Coil Springs, Armstrong Telescopic Dampers
Rear suspension:BMC Live Axle w/Trailing Links, Anti-Roll Bar, Coil Springs, Armstrong Telescopic Dampers

Drivetrain

Transmission:3-Speed Manual
Gear ratios:3.664:1, 2.007:1, 1.000:1
Final drive:4.875:1

Car dimensions

Weight:329 kg / 725 lbs
Wheelbase:2235 mm / 88.0 in
Front track:1232 mm / 48.5 in
Rear track:1232 mm / 48.5 in
Length:3353 mm / 132.0 in
Width:1481 mm / 58.3 in
Height:1092 mm / 43.0 in

Speed performance

Car top speed:136.8 kph / 85.0 mph
0 - 60 mph:14.3 seconds
0 - 1/4 mile:19.2 seconds

Related car specs

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    Power: 101.4 kw / 136 bhp @ 6200 rpm
    Torque: 172 nm / 126.9 ft lbs @ 4200 rpm

  • 2000 Lotus M250 Concept

    Engine: V6
    Power: 186.4 kw / 250.0 bhp @ 0 rpm
    Torque: N/A

  • 1993 Lotus Esprit S4

    Engine: 910S Inline-4
    Power: 196.9 kw / 264 bhp @ 6500 rpm
    Torque: 353.87 nm / 261.0 ft lbs @ 3900 rpm

  • 2004 Lotus Elise 111R

    Engine: Toyota Celica GT-S 2ZZ-GE Straight 4
    Power: 140.9 kw / 189 bhp @ 7600 rpm
    Torque: 180 nm / 132.8 ft lbs @ 6800 rpm

  • 2008 Lotus Exige S Club Racer

    Engine: Toyota 2ZZ-GE, Aluminum Inline-4
    Power: 162.6 kw / 218 bhp @ 7800 rpm
    Torque: 215.03 nm / 158.6 ft lbs @ 5500 rpm

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