I don't follow this, but maybe I'm not thinking it through. How do you get
the nut on the threaded rod on the backside of the front (to the viewer)
piston? I don't see how you can get to the backside, but maybe I haven't
looked hard enough.

Have you done this?

Thanks,

Jim

On Wed, Oct 3, 2012 at 5:14 PM, pickle vanagon <greenvanagon@gmail.com>wrote:

> Instead of a puller you can use a threaded rod with nuts and washers on
> one side of the pin and on the outside of the case.  Just turn the nuts on
> the threaded rods.
> (In a pinch, doing it this way you can remove the pistons with the engine
> still in the vehicle.)
>
>
> On Wed, Oct 3, 2012 at 1:06 PM, Jim Felder <jim.felder@gmail.com> wrote:
>
>> I managed to get the heads off of all the waterboxer's cylinders but
>> one...
>> and that one I had to stand on in the driveway and whang it with a hammer
>> like it was a brake drum. Anyway it's out and now it needs to go back in.
>> I
>> have the wrist pin pulled out of the piston about 1/4 inch past the piston
>> edge, so I've made a little progress, but now it seems that it does not
>> want to move any more, at least with what I am moving it with. I have a
>> bolt on my puller, about 3 pounds, and I put the head through and catch it
>> on the far side of the wrist pin, working from the front of the engine.
>>
>> Does anyone know of a better way? A better choice of puller tools (I don't
>> have any fancy expanding collets)? Would about an hour of propane on the
>> piston crown loosen things up around the wrist pin?
>>
>> Got the heads back, want to get on with this project.
>>
>> Jim
>>
>
>