F 350 4WD Pickup V8-351 5.8L VIN H EFI (1997)
Spark Plug: Specifications
Cylinder Location
The cylinders are numbered 1-2-3-4 on the right (passenger) side of the engine, and 5-6-7-8 on the left (driver's) side.
Number one cylinder is at the right front of the engine.
