THE FIRING ORDER IS AS FOLLOWS : 1-6-5-4-3-2.
CYLINDER NUMBERS (front-to-rear) :
LEFT (driver side) 1-3-5
RIGHT (passenger side) 2-4-6
To set ignition timing, ensure that engine is at operating temperature, (190 degrees or above), bypass EST (electronic spark timing) by unplugging the single tan wire with a black stripe from the distributor. Ignition timing should be set at 0 degrees or TDC (top dead center). If not, loosen distributor hold down bolt and adjust, then retighten.
4.3L V6 1-6-5-4-3-2. distributor rotates clockwise, with number 1 cylinder on cap at front of distributor (side toward front of engine)
Do you use dextron 3 in a 92 astro van
SOURCE: need firing order and distributor
1-6-5-4-3-2
number 1 is the front Cyl on drivers side.
then it is #3 #5
Passenger side is #2 #4 #6
#1 on distributor cap is the front side of cap next
to the hold down screw clockwise side of the screw.
Firing order goes clockwise looking down on the distribuater.
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