Thurman wrote: > These products help remove lead from the engine, but > isn't the problem with the c85 and 100LL a lack of > valve lubrication?
Thurman, Ralph is right. 100LL has four times the lead as 80/87 avgas had. It's only low lead compared to the 100 octane avgas regular. Actually, I've not heard of anyone running a steady diet of unleaded autogas having any extra valve sticking problems. Has anyone? Ed
