"http://wiki.answers.com/Q/What_is_the_the_firing_order_for_a_1968_Impala_-350_cu-_and_the_direction_of_the_order_on_the_dist"
Firing order is the standard 1-8-4-3-6-5-7-2 for the Buick 350 and the distributor rotates in a clockwise direction.
A 1968 Plymouth satellite 273 is a classic automobile. Its firing order is 1 5 3 6 2 4.
See link
I believe 18436572
the firing order is the same as Chevy 350 except opposite rotation instead of clockwise it is counter clockwise
if its a six cylinder it will be 153624
1 - 4 - 3 - 2
1-4-3-2. All aircooled 4-cyl VW engines used the same firing order
18436572 it's the same as a Chevrolet
1 3 4 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
1-8-4-3-6-5-7-2