An alternate view from John Esposito who rebuilds many ODs is Valvoline non-detergent 30W. I use that because he built my OD. Jim -- yes, file it under 'Horses, dead, flogging of'. On 9/4/08, Jim Muller <jimmuller at rcn.com> wrote: > > Ah, the zombie thread - you can shoot it but it never dies!