I would check the endplay as a matter of course.  I agree that it is
easier to measure with the pistons removed...but if you look at the
Bostig/BB video, they are using an assembled motor.

Pascal
'84Westy

On Thu, 05 Mar 2009 23:15:24 -0400, John Rodgers <inua@charter.net> wrote:

> Can I put it back together as is with the existing shims or do I need a
> stack of
>> shims handy in order to get the end play adjusted to .005ths per Bob
>> Donalds/Bostig video.