Ducati Berlinger Apollo (1964) vs Triumph 6T Thunderbird (1963-66)
Comparison technical specifications
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| Make: | Ducati | Triumph |
| Model: | Berlinger Apollo | 6T Thunderbird |
| Years: | 1964 | 1963-66 |
| Engine: | Four stroke, 90o V-4, 2 valves | Four stroke, vertical twin, OHV |
| Capacity: | 1252 cc / 76.4 cu in | 649 cc / 40.0 cu in |
| Bore x Stroke: | 84.5 x56 mm | 71 x 82 mm |
| Compression Ratio: | 8:1 | 8.5:1 |
| Cooling System: | Air cooled | Air cooled |
| Induction: | 4 x SS1 32 mm carburetors | Amal Monobloc |
| Starting: | Electric and kick | Kick |
| Max Power: | 73.5 kW / 100hp @ 7000rpm, or 58.8 kW / 80 hp @ 6000 rpm | 31 kW / 42 hp @ 6500 rpm |
| Transmission: | 5 Speed | 4-Speed constant mesh |
| Final Drive: | Chain | Chain |
| Front Suspension: | Telescopic forks | Telescopic fork, 2 way hydraulic damping |
| Rear Suspension: | Swinging arm | Swingarm, 2 hydraulic dampers |
| Front Brakes: | Drum | SLS drum, 8 in |
| Rear Brakes: | Drum | SLS drum, 7 in |
| Ground Clearance: | 170 mm / 6.7 in | 127 mm / 5.0 in |
| Wheelbase: | 1550 mm / 61 in | 1384 mm / 54.5 in |