275truck Posted April 14, 2009 Share Posted April 14, 2009 i am working on a 1993 mack em7-300 and am wondering if and how the timing auto advance works is it like the older macks or is it a different style..any pics of the advance one the front of motor or any info would help out greatly...thanks tom 275 truck Quote Link to comment https://www.bigmacktrucks.com/topic/9037-1993-mack-em7-300/ Share on other sites More sharing options...
fjh Posted April 14, 2009 Share Posted April 14, 2009 i am working on a 1993 mack em7-300 and am wondering if and how the timing auto advance works is it like the older macks or is it a different style..any pics of the advance one the front of motor or any info would help out greatly...thanks tom 275 truckAre you working on a VMac engine?If so the timing is controled by the computer! Quote Link to comment https://www.bigmacktrucks.com/topic/9037-1993-mack-em7-300/#findComment-33768 Share on other sites More sharing options...
farmer52 Posted April 14, 2009 Share Posted April 14, 2009 (edited) I have a 1992 EM7-300 V-MAC. I think the timing and advance are controlled by the computer and a sensor. Edited April 14, 2009 by farmer52 Quote Ken PRR Country and Charter member of the "Mack Pack" Link to comment https://www.bigmacktrucks.com/topic/9037-1993-mack-em7-300/#findComment-33785 Share on other sites More sharing options...
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