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Re: 1991 Chevrolet 4.3L (vin Z) - Secondary ignition / rotor gap
Posted to Technical Discussion Forum on 1/25/2012 3 Replies

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You're talking about the "hash" in the spark line of the five other cylinders in this capture here? While this capture was taken at a different time and doesn't reflect the exact same point in time,... Login to read more.

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