Yes, you still need to make sure that the plugs are firing when it's their turn.
18436572
the firing order is 1,3,5,2,4,6
Firing order is 1,8,4,3,6,5,7,2 for a V8 4.9L engine.
Knowing the firing order of a car's engine can help with diagnosing engine problems. The firing order of a 1971 Buick Skylark is 1-8-4-3-6-5-7-2.
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123456 is the firing order 123is towards the torpedo 456 is to the fan if you got a side placed engine
The firing order is : 123456 # 1 will be on the left side front, nearest the pullys as you look at engine.
I think it is 18436572 usually stamped on intake manifold on the old Buicks.
1-6-5-4-3-2
1-3-4-2 Distributor rotates clockwise.
According to Haynes Manual for Buick, Pontiac and Olds, all V6s have the following timing order. 1-6-5-4-3-2
Quad Four is 1 3 4 2 V6 is 1 6 5 4 3 2