AMC manufactured this Typhoon (1960 G80TCS) with the following rims and spokes:
Front 19 inch rim with standard (10 gauge) spokes.
Rear 19 inch rim with heavy (8 gauge) spokes.
Any configuration of the above rims and spokes is available from Central Wheel Components.
http://www.central-wheel.co.uk/
The issue in this category (Rims, Spokes, and Tires) is tires.
The best selection of off-road tires is available for 19 or 21 inch front rims and 18 inch rear rims.
I will replace the original chrome plated steel rims with the following:
Devon Mirror Stainless Steel
Front WM2 (1.85 inch) X 19 inch X 40 Hole
Stainless Steel Spokes, 10 gauge, 0.250 inch Brass Nickel Plated Nipples.
Devon Mirror Stainless Steel
Rear WM3 (2.15 inch) X 18 inch X 40 Hole
Stainless Steel Spokes, 8 gauge, 0.300 inch Brass Nickel Plated Nipples.
http://www.devonrimcompany.com/
The best selection of vintage motorcycle tires is available from Vintage Tyres.
I will install the following tires:
Heidenau Trials Universal
Front 325-19, 675 mm diameter, 88 mm width
Heidenau Trials Universal
Rear 400-18, 686 mm diameter, 90 mm width
For comparison, a Dunlop K70 350-19 road tire has a diameter of 675 mm and a width of 93 mm.
The following must-have tools are available for world wide shipment from MotoSport: