So I was feeling bored and searched for all the oil threads which have been omnipresent on every bike discussion forum ever. So I search on "oil" and get NO RESULTS. So I am flabbergasted that I didn't get hundreds of hits. How does the search work, anyhow?
1963 BSA Rocket Goldstar, 1969 Triumph Tiger, 1969 Norton Commando, 2017 Yamaha FZ07, 1955 Ford Thunderbird