Dunstall Motorcycles
1969 Dunstall Triumph 750
Brief Specification
- Triumph T.120 Engine
- Aluminium cylinder barrel conversion
- Capacity 744cc
- Enlarged, reshaped and polished ports
- Bronze, "Hi-Dural", valve guides.
- Special dual rate valve springs
- Finned induction manifolds
- Low expansion 9 to 1 compression pistons
- Lucas ignition system
- Paired Amal 930 carburettors
- N.G.K. plugs
Cycle Parts
- Triumph T.120 frame, stove enamelled black
- Twin 9" hydrualic disc front brake
- Balanced exhuast system
- Dunstall "Decibel" silencers (black or chrome)
- Rear mounted footrest and controls
- 4 gallon fuel tank (choice of colours)
- Dunstall dual-seat incorporating mudguard, toolbox and number plate (choice of colours)
- Glass-fibre front mudguard (choice of colours)
- Clip-on handlebars
- Alloy fork top yoke
- Alloy levers
- Polished alloy wheel rims
- Avon G.P. rear tyre
- Dunstall G.T. fairing (choice of colours)
- Chromium plated chainguard, oil tank and battery cover
- Alternative model available with twin leading shoe front brake in place of disc.
- The following choice of colours are available on glass fibre components:- red, yellow, blue, racing green, silver or white
Gearbox
|
Triumph B77EC
Gearbox |
Alternative
ratios |
||||
|---|---|---|---|---|---|
| Gear | Ratio | Speed | Gear | Ratio | Speed |
| Top | 4.46 | 128 mph | Top | 4.88 | 115 mph |
| Third | 5.31 | 106 mph | Third | 5.82 | 93 mph |
| Second | 7.55 | 76 mph | Second | 8.25 | 67 mph |
| First | 10.9 | 50 mph | First | 11.98 | 46 mph |
www.woodgate.org/dunstall/69tri.html / Webmaster / Revised 24th February 2000