( 3 - 1 )
( 2 - 4 ) exhaust ( passenger side )
-------------------------------------------------
( 4 - 2 )
( 1 - 3 ) intake ( spark plug wires cross over top of engine to drivers side )
--front--
diagram of firing order on a 1990 Oldsmobile cutless 3.3 engine
Which engine?
1-4-2-5-3-6The distributor is clockwise starting on the top. that is for the 2.9 liter engine
For the 2.9 liter V6 engine in a 1990 Ford Ranger : The firing order is ( 1 - 4 - 2 - 5 - 3 - 6 ) ----------------------------------------------------------------- The engine cylinder locations are numbered : firewall 3 - 6 2 - 5 1 - 4 front of vehicle ------------------------------------------------------------------------- The distributor rotr turns CLOCKWISE , and the marked # 1 position on the distributor cap faces towards the REAR
1-4-2-5-3-6
The firing order for a 1990 Jeep with a 4.0-liter inline-six engine is 1-5-3-6-2-4. For models with the 2.5-liter inline-four engine, the firing order is 1-3-4-2. It's important to refer to the specific engine type when checking the firing order for maintenance or repairs.
go to autozone.com, they have online manuals that tell you things like that
Engine firing order 1 - 3 - 4 - 2
For a 1990 Chevy S10 2.5L engine the firing order is: 1-3-4-2 . The distributor rotates clockwise.
The firing order should be 1-8-4-3-6-5-7-2.
1342
The firing order depends on which V6 engine you have. 2.8L engine the firing order is: 1-2-3-4-5-6 . The distributor rotates clockwise. 4.3L engine the firing order is: 1-6-5-4-3-2 . The distributor rotates clockwise.