Rolsmith - good idea. However my new seal from morgan wasn't cone shaped but flat - it went cone shaped once it had soaked up some oil! Sure you idea will work. I have used a large metal washer that leaves just a small ring of rubber showing that seals the edge/lip only.



2015 Morgan 4/4 (Wolf fettled) previously 2014 M3W
MINI Cooper S and numerous BMC/BL relics.