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Steve@Rennsport Steve@Rennsport is offline
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Join Date: Jul 2001
Location: Portland Oregon
Posts: 6,984
Originally posted by johnsjmc
There is a mechanical advance unit in the belt driven outer distributer on my 3.6 (1990) .I suspect it is used to widen the spark event as engine speed increases .
Nossir, not at all.

Thats for cam position reference so the DME knows which cylinder(s) is knocking when the knock sensors detect detonation,...

All 911's equipped with twin-ignition fire both plugs simultaneously.
Steve Weiner
Rennsport Systems
Portland Oregon
(503) 244-0990
Old 11-26-2005, 06:00 PM
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