Thanks. The dizzy is designed for all British 6 cylinders. I tuned it down a
notch to 30 max advance and it is running well now. Jim
Sent from my iPad
On Mar 25, 2016, at 11:34 AM, Randall <TR3driver@ca.rr.com> wrote:
>> Not sure what the max
>> advance was for stock tr6.
>
> According to my book, a 75 TR6 would have a Lucas 41558 dizzy, which reaches
> a maximum advance of 18-22 degrees at 3500 rpm (at the
> crankshaft).
>
> That may not be optimum of course, since these were smog motors to begin with
> (late timing helps reduce NOx emissions), and the
> available fuel is a lot different now than it was 40 years ago.
>
> Randall
>
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