In 16" sizing, the most popular choice seems to be:
Front: 225/50/16
Rear: 255/50/16
You can squeeze those tyres onto 16x8" & 16x10" rims if you want.
Check out 07cob's Gallery for photos of 225/50 & 255/50 16" tyres on 8 & 10" rims on a Harrison.
http://www.clubcobra.com/photopost/s...=24838&cat=500