Several ways to check oil pump that I would think will work on most modern engines.
1) Oil gauged installed ignition disabled crank the engine you should see OP as soon as the engine starts to crank over of at least 15PSI are more...
Yes) you do not have a oil pump issue
No) move to 2)
2) Vacuum gauge attached to oil pick up ignition disabled crank engine over you should see at least 15" of vacuum as soon as the engine starts to crank over.
Yes) You do not have a oil pump issue
NO) you have a oil pumps issue are a pick up issue.
1&2 yes and you have low OP hot Pressurize the system as Bob posted DO NOT BLOW STRAIGHT AIR look for a large leak are the area it may be coming from.
Never assume by looking at just a few crank are rod bearings the rest are good. It only takes 1/2 of a journal set to fudge up the pressure... I have got my butt kicked by being lazy REMOVE THEM ALL. I have not been deep into a 4.6 other issues that may affect OP I am not aware of... I have seen low OP on these the timing chains slapped and rattled till they broke... Folks have drove up with this issue and had the timing chains and associated parts replaced I passed on any attempts to repair I have enough headaches don't need anymore...
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Today's Featured Article - My Ford Golden Jubilee - by Troy Estes. This article is about my '53 Ford Jubilee and a story that starts with taking the tractor to my brother's Starter/Alternator Rebuilding shop for a wiring fix. The generator was shot as well as all the wiring. I dropped off the tractor expecting a transformation from a 6 volt to a 12 volt system utilizing the original generator housing, and a total rewiring of the whole tractor. The front end center pin bushing was worn also so I ask that they replace it if they had time. Well, that’s wha
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