For a 1972 Mercury Marquis , 429 V8 engine :
The firing order is ( 1 - 5 - 4 - 2 - 6 - 3 - 7 - 8 )
The distributor rotor turns COUNTERCLOCKWISE ( looking from the top )
The marked # 1 position on the distributor cap faces towards the REAR
The engine cylinder locations are numbered :
firewall
4 - 8
3 - 7
2 - 6
1 - 5
front of vehicle
firing order for 1979 Pontiac 301 engine
18436572
1972 Plymouth duster strait 6 firing order
18436572 clock wise
18436572
1432 on ALL Bugs.
There are 8. The firing order, if thats what you mean, is 1,8,4,3,6,5,7,2.
All V8 engines have the same firing order. 1,3,5,7 is the left bank, 2,4,6,8 is the right bank and the distributor rotates clockwise. 1,8,4,3,6,5,7,2
http://boxwrench.net/specs/ford_351C.htm
1-5-3-6-2-4
#1 is drivers front firing order is 18436572 distributor location is clockwise
1-3-7-2-6-5-4-8