900 or 9000?
It should be cast into the engine block and/or the head.
1-3-4-2
On the 900, the #1 cylinder is closest to the firewall, #4 is at the front of the car closest to the radiator.
Front wheel drive vehicles have transverse mounted engines so cylinders run in line with front wheel axis.
firing order for all 4 cyl hondas are
1-3-4-2
check haynes manual "firing sequence" or "firing order"
1-6-5-4-3-2
Assuming this is a 4.3L engine the firing order would be 1, 6, 5, 4, 3, 2.
1-3-4-2
in the rear on the left side
18436572
1432
it keeps the firing sequence
firing cylinder order
What engine?