[bwnuts]

For anyone who cares, here are the options listed as "upgrade" on the Kirkham build sheet.
Aluminium hood scoop
Stainless steel frame
Aluminum jack boots
Billet aluminum tank straps
42 gallon fuel tank
Foam wheel well padding
billet aluminum brake and clutch lever arms
6 point harness
Stainless steering shafts and u-joints
Adjustable penske coil-over shocks and springs
Aluminum coolant reservoir