making SOHC work with DOHC engine harness

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jlwade
Posts: 55
Joined: Tue Jun 12, 2007 10:26 am
Car: 1990 240sx

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I have read a lot about this on different forums. I made mine work in a very simple way with out all the removing the cluster, putting in a DOHC tach, etc. When you have made the swap and have matched wires where the two harnesses connect, instead of connecting the yellow/red, run a wire from the yellow/red (the tach side) to the green/black wire on the front side of the coil. Just be sure to leave the yellow/red wire from the engine harness unattached to anything.


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