GMC Sierra

What is the firing order for spark plug wires for a 1994 GM Sierra 1500 engine size 305?

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December 28, 2008 6:16PM

The firing order for your engine is 1,8,4,3,6,5,7,2 the spark plugs on the driver's side of the engine are 1,3,5 and 7 starting from the front of the engine. The passenger side is 2,4,6 and 8 ----------------------------------- The distributor turns clockwise