In a 1997 Ford F-250 Heavy Duty :
The firing order for the 5.8 liter / 351 cubic inch V8 engine is :
( 1 - 3 - 7 - 2 - 6 - 5 - 4 - 8 )
The engine cylinder locations are numbered :
firewall
4 - 8
3 - 7
2 - 6
1 - 5
front of vehicle
The distributor rotor turns COUNTER-CLOCKWISE ( looking from the top )
The marked # 1 position on the distributor cap faces towards the REAR
There 8 Spark plugs not 4.
i found mine on google..
http://www.hondahookup.com/manuals/
.040
In a repair manual.
.052"-.056"
AutoZone.Com will have info about your car.
No.
fire order diagram for 1997 3.0 liter v6 ford motor
1-4-2-5-3-6 This is not correct....the firing order given here is for a 6-cylinder motor..... firing order for the 1997 Ford Explorer & Mercury Mountaineer (the only vehicles in 1997 with the 302 - 5.0) is same as the 351 motor; 1-3-7-2-6-5-4-8
50:1
It is 0.020-0.024in