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techtalk:evo:oil01 [2019/06/22 16:38] hippysmack [Crankcase Pressure] |
techtalk:evo:oil01 [2019/06/22 16:47] hippysmack [Oil Pump Feed] |
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| * Then the oil pump feed gerotors send pressurized oil up through a cavity in the filter housing via an external hose to the oil filter. | * Then the oil pump feed gerotors send pressurized oil up through a cavity in the filter housing via an external hose to the oil filter. | ||
| * The oil leaves the filter and is routed through a check ball and into the case feed galley. | * The oil leaves the filter and is routed through a check ball and into the case feed galley. | ||
| + | * 91-03 engines: | ||
| + | * From the feed galley, feed pressure is sent to the lifters and pinion bushing / shaft. | ||
| + | * A drilled passage also connects the feed galley down to squirt excess feed pressure to #2 cam gear. | ||
| + | * 04-Up engines: | ||
| + | * Additional, oil is fed from the feed galley (through a drilled passage) to the piston squirters. | ||
| | 91-97 Oil Pump Oiling Paths ((photo by Hippysmack)) | 98 and Up Oil Pump Oiling Paths ((photo by bsaman of the XLFORUM http://xlforum.net/forums/showthread.php?t=691283&page=2)) | | | 91-97 Oil Pump Oiling Paths ((photo by Hippysmack)) | 98 and Up Oil Pump Oiling Paths ((photo by bsaman of the XLFORUM http://xlforum.net/forums/showthread.php?t=691283&page=2)) | | ||
