How about also going to a Sport Coil? I have the Lucas version and my
plugs are gapped to .030. No problems.
Joe
72 TR-6 (sometimes Supercharged)
Dave Massey wrote:
>Message text written by "StevesTR"
>
>
>>Any spark experts out there? I am left guessing on this one: Everything
>>
>>
>on this TR6 is rebuilt, there are no vacuum leaks that I can find. If I
>put in a new set of spark plugs, my 74 TR6 will run perfectly for about
>500 or so miles. After that it starts missing at low RPM when under
>load. <
>
>Have you checked the gap. The TR6 plugs should be gapped to .025 which is
>quite a bit tighter than what is typical of modern cars and you plugs may
>come factory gapped at .040 or greater. The TR6 coil does not put out
>enough voltage for that gap under all conditions (Under load at low RPM's,
>for example).
>
>I had similar problems and found my plug gaps were on the order of .035.
>Reseting the gap cured all problems.
>
>Dave Massey
>71 TR6
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