4.3 vortec v6 is 165432 the distributor rotates clockwise and the #1 spark plug is in the front driver's side, then moving back is 3 and lastly 5, passenger side starting in front is 2, 4, 6. Hope this helps.
1,5.3,6.2,4
Same as all GM 4.3 vortec V6's: 1,6,5,4,3,2
1-6-5-4-3-2
if you mean the 3.4 v6 123456
its 1-6-5-4-3-2-
1, 6, 5, 4, 3, 2.
165432 is firing order I believe the #1 is the lower right if you looking from front of truck
Firing order is 1 6 5 4 3 2 in a clockwise direction
1, 6, 5, 4, 3, 2.
Holden commadoore 3.8 v6 firing order firing order for ford v6 mustang , thinderbird , Taurus is as follows 142536
What is the firing order of a v6 lincoln ls 2002?
the firing order for a 2.5 v6 is 1,2,3,4,5,6