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What is the firing order for a 1978 GMC high sierra 15 how are the cylinders numbered and in what order are the wires on the dist cap?

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2006-07-18 14:46:24

I will assume it is a 350 V8 as you did not say. On the 350 the

cylinders are numbered drivers side front to back. 1-2-3-4

Passenger side front to back. 5-6-7-8 Firing order is

1-8-4-3-6-5-7-2


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