>Castrol super clean works really well. It is NaOH based, so I don't know >how well foil will work on capping the ends. Shouldn't be a problem, >though. Steve: I take it you did this hence the comment. What did you use to cap the ends? Thorough flush afterwards or just follow directions on the bottle? Mark Pollan, '86 5KCSTQ P.S. Phil, nice visual with the IC blowing in the breeze.