Category Archives: Megasquirt

Megasquirt is a Do-It-Yourself engine managment system that replaces factory fuel and ignition systems

Megasquirt Engine Wiring

This post describes how to wire your engine with the 20awg wire for Megasquirt’s wiring harness!

Here’s a DB-37 connector with crimp connector pins. Most megasquirt kits come with solder cup connectors WHICH ARE BAD because soldered wires = stiff corroding wires.

I ordered this connector from Newark – an electronic parts supplier. Here’s a link to part number 79K4779 – The manufacturer’s part number is SPC15175

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