1991 Ford Ranger Supercab "46 firing order" Questions

firing order. The factory service manual is the only way to go. Head bolts - 46 - 50.5 lbs (there is an order sequence for the bolts) Intake & exhuast manifolds- 13.5 - 20 lbs Flywheel - 41.5 - 47 lbs

46 year old books, not easy. ever.
google might, ever try googling it and put country in the search too.
cars and engines and smog and spark parts are not the same all over earth ever.! (FACTS

...46 PSI, it should never drop, if it does drop then you either need a new fuel filter or pump or both, if you have a MAP sensor try cleaning the inside of the sensor with MAF cleaner made by CRC ...