Can the cooling system be tested while driving?
If so, a helper watch the pressure gauge or video
taken with smart phone or ?

Neil.

On Thu, Oct 15, 2015 at 9:20 AM, Dennis Haynes <d23haynes57@hotmail.com>
wrote:

> There should be some pressure. Cracked or lose heads can be real
> intermittent with   causing trouble. Both load and speed can have an
> effect. Easy cruising may be ok but added load can lift those lose heads
> and cause grief. Pressure test the system including the cap. The system has
> to operate under pressure and it should hold up to 240f.
>

--
Neil n

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