The coil that I swapped in is a stock coil that appears to be in good condition. The wires appear to be quite new NGK copper. Replaced plugs with BP7E...

The mystery deepens! swapped out coil, bean can (checked plug closely), set timing correctly, new spark plugs, drained all gas and replaced with fresh...

I will check that out !

Wow, thanks Richard! The two replies give me a path to diagnose the issue. Fortunately I have an 88 R100Rt that I bought at an auction a couple of yea...

Thanks for your reply! I have checked the fuel system and checked for water in the fuel. Fuel is flowing properly from both sides. Float bowls are cle...

Thank you for the information. As of now, it is attached with high temperature red RTV and seems secure but I intend to watch it closely. I'll start...