MSD expresses the chart on the horizontal scale in terms of pressure per square inch absolute (psia). To create a curve you would have more timing at high vacuum with low load and reduce the advance as vacuum decreases. Keep in mind that to use this feature the harness will need to be...
for proper heat range or type of plug. ADD HEAT RANGE CHART PHOTO ADD SHORTY PLUGS PART NUMBERS http-equiv="content-type"
MSDIGNITION•.msdignition.com•(915)857-5200•FAX(915)857-3344MSD40thAnniversary6ALI nitionControlPN6440WARNING:Duringinstallation,disconnectthebatterycables.WhendisconnectingthebatteryalwaysremovetheNegativecable rstandinstallitlast.N t :SolidCoresparkplugwirescann tbeusedwithanMSDIgnition.N t :AnMSD6...