Ignition Book

[Lawrence S. Harris III]

> MSD ignitions are also CD, but the added multiple spark is something
> the others (like Jacobs) do not have.  They both put about 450 volts
> across the coil, using a DC-to-DC converter.  MSD also does not
> "pot" their boxes.

What is the frequency of the "Multiple Spark"?  At really high RPMs, the 
multiple spark may not even be an advantage, since combustion happens so 
quickly.  Has anyone out there looked into this?

Larry Harris  lharris at crl.com  (770)682-8842 (voice)
'86 Mustang LX 5.0 Coupe (152K)  '82 BMW 635CSi Euro (122K)
Meyers Tow'd Dune Buggy (1776cc) '83 Toyota Tercel (185K)