Technical specifications
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| Model: |
4F Square Four 600 |
| Years: |
1932-36 |
|
Production:
|
2647 units
|
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Engine:
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Four stroke, parallel twin, OHC
|
|
Capacity:
|
601 cc / 36.7 cu in
|
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Bore x Stroke:
|
56 x 61 mm
|
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Cooling System:
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Air cooled
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Compression Ratio:
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6.9:1
|
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Exhaust:
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2 x 1-into-1
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Induction:
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Carburetor
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Starting:
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Kick start
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Max Power:
|
17 kW / 23 hp @ 5600 rpm (1939 model)
|
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Transmission:
|
4-Speed, Burman
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Final Drive:
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Chain
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Frame:
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Brazed-lug tubular semi-cradle construction, duplex down-tube
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Front Suspension:
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Ariel centre spring girders
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Rear Suspension:
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Rigid, spring loaded saddle
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Front Brakes:
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Drum, 7 in
|
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Rear Brakes:
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Drum, 7 in
|
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Wheels:
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Steel, laced wire spokes
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Front Rim:
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3.25 x 19
|
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Rear Rim:
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3.25 x 19
|
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Wheelbase:
|
1384mm / 54.5 in
|
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Dry Weight:
|
168 kg / 370 lbs
|