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