I switched to the quad tips, and the starter problem
> disappeared and the head temps were down to the 250 range.
>
> The engine has DUAL-DUAL throat 40 mm Dellortos with the update kit
> installed.

So you're really not talking a stock engine... and so the information on
plugs may not apply to our stock Waterboxers?

Also... I'm a little confused about the T4 designation... I thought the T4
was the Eurovan... no? Seems to be some contradictory uses of the T
designations.... Could you please explain?
Bill