Dunstall Motorcycles
1973 Dunstall Norton 850 Mk 3

The 850 is a versatile machine that is equally at home in town or on the highway. Its about town performance is impressive, without loss of fexibilty, its big capacity combined with light overall weight, provides effortless acceleration that will drag you clear away from other vehicles.

Brief Specification

• Capacity 830 cc
• Re-Sphered & Machined Combustion Chambers
• Steeper Valve Angle (Inlet) 26½
• Enlarged Hand Finished & Polished Ports
• Special H 18 S Material Valves 1.5/8" Inlet
• Bronze Hi-Dural Valve Guides
• Enlarged Induction Manfolds
• 10 to 1 Compression Ratio
• Power Exhaust System
• Dunstall Centre Stand
• Decibel Silencers
• Dural Silencer Mounts
• Single Disk Hydraulic Front Brake
• Alternative Dunstall Fairing featuring Direction Indicators (necessary for U.S.A.) colour choice Red, Yellow, Blue, Black
• G.T. Fairing colour choice Red, Yellow, Blue, Black
• Rear Mounted Footrest Controls
• 5 U.S. Gallon Tank colour choice Red, Yellow, Blue, Black
• Glass Fibre Front Mudguard
• Clip On Handlebars
• Overall Gearing 4.15
• Polished Alloy Wheel Rims