Cylinder 1 is located on the passenger side of a 2002 Chevy 4.3?
The number one cylinder on all of the 4.3 engines is on the
front drivers side. The distributor cap location on 1987 and
earlier is front passenger and on 1988 and later is front driver.
The number one cylinder on the 2.8 is on the passengers side and
the distributor cap location is front passenger. The firing order
on the 2.8 is 1-2-3-4-5-6 The firing order on the 4.3 is