If you mean the 3.9 liter V6 engine in a 2004 Ford Mustang :
firewall
3 - 6
2 - 5
1 - 4
front of vehicle
-------------------------------------------------------------------
If you mean the Ford Freestar
firewall
1-----2-----3
4-----5-----6
front of vehicle > driver
----------------------------------------------------------------------------
If you mean the 3.9 liter V8 engine in a Lincoln LS :
firewall
4 - 8
3 - 7
2 - 6
1 - 5
front of vehicle
Passengers side front cylinder on engine is #1.Passengers side front cylinder on engine is #1.
cylinder #1 is the first cylinder on the front of the engine
On a 4-cylinder engine with a firing order of 1342, if number 1 cylinder is on the exhaust stroke, the number 3 cylinder will be on the induction stroke.
Number 1 will always be the front cylinder on an inline engine.
# 1 cylinder is on the passenger side of the engine , it is the front cylinder
The front cylinder is #1. That is the cylinder on the opposite end of the engine that the transmission connects too.The front cylinder is #1. That is the cylinder on the opposite end of the engine that the transmission connects too.
On a Toyota V6 3.5 engine, such as the one found in the RAV4, cylinder number 1 is located at the front of the engine, on the passenger side. The engine is oriented with the front of the vehicle at the front of the engine, so as you look at the engine from the front, cylinder 1 is the first cylinder on the right side.
1 cylinder is #1, the first cylinder, front of engine, the first cylinder.
The front engine cylinder
It is the cylinder closest to the belt side of the engine.
The location of number 1 cylinder is front left.
Cylinder #1 is always the piston closest to the front of the engine(on a transverse mounted engine the side with the belts is the front). If it is a "V" style engine then you will notice that One cylinder head sits closer to the front of the engine than the other. The front cylinder on that side will be number 1.