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How are the cylinders numbered on ford straight six 4.9 engines?

The cylinders on a Ford 4.9L straight-six engine are numbered from front to back, starting with cylinder #1 on the passenger side.

Here's how it looks:

* #1: Passenger side, front

* #2: Passenger side, middle

* #3: Passenger side, back

* #4: Driver side, back

* #5: Driver side, middle

* #6: Driver side, front

This numbering convention is standard for Ford straight-six engines.