If you are stuck with using that bolt & you have no nuts to fit it
just put washers on it to create whatever

thread length you desire ~ if you have a nut or 2, run them up to the
end of threads or wherever you want them

on the threads & lock them together & cut the head end of the bolt off.

                                                        ORRDeanB

On 12 Dec , 2012, at 10:36 PM, Mike South wrote:

> I found an M8 x 1.25 bolt that threads into the radiator bleed hole
> fine,
> but nothing as short as the original.  I'll try another hardware store
> tomorrow, but I'm wondering if anyone knows what's under the threads
> in the
> radiator--can you just keep screwing a bolt down or will you break
> something?
>
> I know Alistair has cut or been there for the cutting apart of at
> least one
> radiator (see
> http://shufti.wordpress.com/2011/11/21/vanagon-radiator-
> replacement/ ),
> just curious if anyone knows.
>
> I had my radiator replaced at a shop, don't know what they used.
> Here are
> some pics from the bottom and top:
>
> http://imgur.com/FxIsy,eE8qo#0
> http://imgur.com/FxIsy,eE8qo#1
>
> (In one you can see the point where the bolt started getting hard to
> turn
> and it thought it would be better to stop and ask.)
>
> mike