firewall
8 - 7
6 - 5
4 - 3
2 - 1
front
#1 cylinder is on the front right side of the engine.
Cylinder #1 is front on drivers side. Drivers side is 1-3-5-7 Pass side is 2-4-6-8.
Cylinder 1 is the first/front cylinder on the right side of the engine looking from the front of the car. That bank is 1-3-5-7 and the left bank is 2-4-6-8.
Cylinder #1 is the drivers side front cylinder on the engine. Drivers side is 1-3-5-7 passanger side is 2-4-6-8.
As factors, just 1.
The number 1 cylinder is the cylinder to the right when you open the hood.
455 is not a fraction but an integer. It may be written as 455/1 in which case the denominator is 1.
number 1 cylinder drivers side.
The correct distributor firing sequence for a 1971 Pontiac GTO with a 455 engine is 1-8-4-3-6-5-7-2. The number one cylinder is located at the front of the engine on the driver's side. When setting the timing, ensure that the rotor is pointed towards the number one terminal on the distributor cap when the engine is at top dead center (TDC) on the compression stroke for that cylinder.
cylinder #1 is the first cylinder on the front of the engine
cylinder # 1 is the front cylinder on your straight 6
Number 1 is the cylinder closest to the timing belt. Mind you: Cylinder #1 is not the first cylinder to fire in the firing sequence.