The firing order for the 99 4.3L engine is 1, 6, 5, 4, 3, 2.
1-6-5-4-3-2
the firing order is 165432
its 165432 for the firing order
The firing order is 1-3-4-2
18436572
18436572
18436572 you already knew
If you're looking for the firing order for a Chevy it's 18436572.
1-4-3-2 =)
they still use the older sequence 18436572
No.
1-6-5-4-3-2