Technical specifications
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| Model: |
TR6 Trophy |
| Years: |
1956-60 |
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Engine:
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Four stroke, parallel twin
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Capacity:
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649 cc / 39.6 cu in
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Bore x Stroke:
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71 x 82 mm
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Compression Ratio:
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8.5:1 (US and export) / 7.0:1 (UK)
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Cooling System:
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Air cooled
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Induction:
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Single Amal Monobloc carburetor
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Ignition:
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Lucas magneto
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Starting:
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Kick
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Max Power:
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31.3 kW / 42 hp @ 6500 rpm
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Clutch:
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Wet, multi-plate
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Transmission:
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4-Speed
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Final Drive:
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Chain, 101 links
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Gear Ratios:
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1 st 11.2 / 2nd 7.8 / 3rd 5.5 / 4th 4.6:1
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Frame:
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Brazed lug, rigid
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Front Suspension:
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Telescopic fork, hydraulic damping
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Rear Suspension:
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Swing arm, 2 x Girling dampers
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Front Brakes:
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178 mm / 7" SLS drum
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Rear Brakes:
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178 mm / 7" SLS drum
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Front Tyre:
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3.25 x 19 Dunlop
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Rear Tyre:
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4.00 x 18 Dunlop
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Dry Weight:
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166 kg / 365 lbs
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Wet Weight:
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173 kg / 380 lbs
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Dimensions:
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Length: 2140 mm / 84 in Width: 700 mm / 27.5 in
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Wheelbase:
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1397 mm / 55 in
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Ground Clearance:
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127 mm / 5.0 in
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Seat Height:
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775 mm / 30.5 in
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Fuel Capacity:
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US: 13.6 L / 3.6 US gal / 3 Imp gal / UK and export: 18 L / 4.8 US gal / 4 Imp gal
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