>| Uh I have a slight problem.  Working on a customer's van which overheated and
>| it seems that the heads are majorly stuck to the piston sleeves.  I have
>| pulled the head away from the case enough to see the sleeves coming with it.
>| I have tried tapping with a hammer and a wooden block, WD-40, shaking.  Any
>| idea how to unstick these beasties?

        I found that putting an open ended wrench in between the cylinder
tabs and the head and then levering the two part gets them apart when the
hammer didn't move them at all. Just make sure you use a wrench with a
nice curve on one side (the side that will rest on the head)...

dave