Very ignorant here, but my feeling is leaking heads mean it's time to do
the job.  Do you want the engine to blow up when moving at high speed (or
any time for that matter)?

On Fri, Apr 7, 2023 at 6:45 AM Spencer Allen <soxndubs1951@gmail.com> wrote:

> I had my 85 stock westy inspected and some brake work done and the mechanic
> says I should replace the leaking heads. I may have jumped the gun and
> ordered the GW super duper ($$$) reworked AMC heads. The thing is my OE
> heads have been leaking for the last 20 years and 60K I've owned it. The
> major leaking occurs during the winters while it's stored in my garage so
> when spring comes I have to top up the fill tank with about a qt of
> coolant. Summer it does drip but nothing major. Engine runs fine with no
> white exhaust smoke. My question is what are the main reasons for replacing
> heads and how do you know when you've reached that point?
> Spencer
>