LS1 Swap - How To Swap A Gen III Into A '64-'72 A-Body Part II
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We used the MSD MEFI4 engine controller instead of finding and modifying an original harness. The system plugs in to the factory sensors and includes injector and coil harnesses. The basic wiring requires two constant 12-volt connections, a ground, and a 12-volt key-on connection. View Related Article
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