If he can't find an expansion tank... then I'd suggest he get JB weld
(either Regular or Quick) and patch the crack on the tank. Make sure he
gets it dry in a couple hours.

On Sat, Sep 25, 2021 at 9:13 PM James Kim <jkim.phd@gmail.com> wrote:

> A friend of mine and his wife (87 Westy) are on their annual camping trip
> to northern CA (Jedediah Smith) from Long Beach CA. He is somewhere near
> Pismo Beach tonight. His coolant expansion tank developed a crack and they
> can only go a few miles at a time before the light blinks and the temp
> needle shooting up. Is there someone with a working/new coolant expansion
> tank in the area? He left an email with GOWESTY customer service but hasn’t
> heard back. And tomorrow is Sunday.
>
> Please let me know.
>
> James
> 1987 Westy