in the past 48 yrs i have changed oil X times ...always white! I assumed it was ally particles from the casings as a silver sludge settled out after a few hours leaving clear oil above...maybe from the plain plates in clutch? never had problem.....btw many of these bikes (most) were air cooled!
I'm sorry if I caused confusion, just saying I use forefinger only on a long lever moved inward on the bar as far as possible so finger is alongside the ball end of lever to me that seems to give max leverage.
so what is the renewable feedstock that is not biomass?..just asking. food over rated? not if your starving....seriously i'm all for affordable renewable energy but what is" affordable"?
check out almeriaguesthouse.com steve and lianne bamford or friend steve on facey steve and his father derek are longtime trials people and have huge area available for practice and loads of info.
many years ago none other than sammy miller proposed using road type tyres so section could be made easier. If no stop is to work the sections must be"right" (not easy)and the observing strict and consistent..again not easy...perhaps train an elite group for btc rounds...Hmmm not easy....