OH ONE OTHER THING IF YOU HAVE THE 3/8 BB BLOWN OUT UF THE HPOP MAKE SURE YOU FIND IT. MINE WAS LAYING ON TOP OF THE UPPER OIL PAN AND IF IT FELL OFF AND IF THE CRANKSHAFT HIT IT. IT COULD CAUSE MAJOR ENGINE DAMAGE!!!!!!!!!!!!!!!!!!!

YES I REPLACED THE HPOP BECAUSE OF THE BRASS I FOUND IN THE OIL PAN IT CAME FROM THE NON ROLLER TYPE BRASS BEARINGS INSIDE THE HPOP,BUT BEFORE I PUT IN THE NEW PUMP I KNOCKED OUT THE 3/8 BB THEN TAPPED & INSTALLED A PIPE THREAD PLUG SO THAT IT CAN'T BLOW OUT AGAIN. JUST BE CAREFUL NOT TO GET ANY MET...

FOUND IT! IT'S FROM THE HPOP A 3/8 BALL BEARING PLUG THAT BLOCKS A CROSS DRILLED HOLE TO THE SUCTION SIDE OF THE HPOP IT'S ON THE DRIVERS SIDE OF THE PUMP BETWEEN THE 2 BOLTS. IT NEVER COULD BUILD UP ANY LOW OIL PRESSURE. NOTE: IT'S AN EARLY 2004 PUMP SHOULD BE 03-04 ONLY.

THE BRASS LOOKS LIKE POWDER & VERY SMALL AMOUNT, END PLAY IS OK, NO SIGNS OF CRANK OR CAM BEARING MATERIAL. JUST THE BRASS AND ONE 3/8 STEEL BALL BEARING.

THE LOW PRESSURE PUMP FEEDS THE OIL COOLER, THEN THE OIL FILTER, THEN THE ENGINE OIL GALLEYS & HPOP RESERVOIR

THE OIL PUMP, RELIEF VALVE, PICK-UP TUBE & UPPER OIL PAN ARE ALL GOOD. THE ONLY CLUES I HAVE FOUND SO FAR IS A FAIR AMOUNT OF BRASS AND A 3/8 STEEL BALL BEARING IN THE OIL PAN. THE ONLY PARTS THAT HAVE BRASS THAT I KNOW OF ARE THE HP OIL PUMP & POSSIBLY THE TURBO. BUT I DON'T HAVE ANY IDEA WHERE THE...