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Re: 1994 Ford Ranger 4.0l CMP problems
Posted to Technical Discussion Forum on 9/4/2000

Chris,

The CMP is not used for any ignition purpose but is there to sync the injection to the proper cylinder. The rising CMP edge should be at 26deg ATDC #1 compression. You can set this up with a scope once you have it roughed in. We have batted this issue... Login to read more.