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Reply to "spark timing"

quote:
Originally posted by PanteraDoug:
quote:
Originally posted by Belgiumbarry:
got the new dizzy today and installed.Perfect , 14 ° idle, 36 at 3300 revs. So i could go 16/38 ??

The new one has a different advance mechanic and the max is to be installed with some plastic keys marked the wanted ° .There was no kit keys/springs included so i kept the fabricators choice.My old one hasn't that , the max to be installed with the plate out of the distributor.
So Mallory has improved it in the years Big Grin

Installing was not a direct hit...think it's the tolerance with the allen key shape oil pump drive shaft.I tryed a key in them, old one had some play , new one was rather difficult to get in.... but i managed with some patience and push.... Smiler

me happy !


38 degrees is a lot of advance these days with the current pump gas.

36 should be maximum and even 34 or 35 would still be ok with total advance.

Most of the Clevelands are more responsive with about 16 degrees initial advance.

Depending on what you have for ignition besides the distributor, the engine can be difficult for the battery to turn the engine over fast enough for it to start.

There are ignition controllers like the Ford Duraspark and the Pantera-Electronics ignition that both retard the ignition when turning the engine over to start to make it easier to start.

I am happy for you that the basic issue has been corrected.


thanks ! so i keep it just under 36°. Must have a look what i have for ignition besides the distributor... don't know Smiler But even with the initial 26° given by the broken one, starting was perfect ....never a problem.Yes, after long parking ( weeks) i must start a few times and pedal-pump the gas ... but from there just touching the key and the engine spins.
Ok, let's have a look what's more in there ...
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