1-8-4-3-6-5-7-2 clockwise on the dist. cap
73 Chevy 350 firing order: 18436572 countercockwise
153624
1.8.4.3.6.5.7.2
1 8 4 3 6 5 7 2
18436572
firing order for 73 mercadies 300sel 4.5
Firing Order is 1-5-3-6-2-4
The firing order should be stamped on the intake if its a stock intake manifold. I'm going to assume it is a v8 model. The firing order is 1-8-4-3-6-5-7-2. You can find a bit more info on the topic here: http://www.classiccarauto.com/impala/how_to/firing_order.shtml
The firing order of a 1973 Dodge Coronet with a 6 cyl (225) engine is 1-5-3-6-2-4 The firing order of a 1973 Dodge Coronet with an 8 cyl engine is 1-8-4-3-6-5-7-2
It depends on which engine you are talking about. For early small block Chevy V8 the firing order is 1 8 4 3 6 5 7 2 with the cylinders numbered odd (1 3 5 7) on the drivers side and (2 4 6 8) on the passengers side.
1,8,4,3,6,5,7,2 with 1,3,5,7 on the left side and 2,4,6,8 on the right side.jd 1,3,5,7 is on the drivers side and 2,4,6,8 is on the passenger side and the distriburetor rotates clockwise.
Zuendfolge (firing order) is stamped right under the generator mount on type 1 engines. 1432