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techtalk:ref:oil18 [2019/08/17 19:15] hippysmack created |
techtalk:ref:oil18 [2019/08/17 19:26] hippysmack [Pro-Flow] |
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====== Aftermarket Sportster Oil Pumps ====== | ====== Aftermarket Sportster Oil Pumps ====== | ||
====== Pro-Flow ====== | ====== Pro-Flow ====== | ||
+ | These pumps are no longer in production. ((Jorgen of the XLFORUM http://xlforum.net/forums/showthread.php?p=4368299&highlight=pro+flow#post4368299)) \\ | ||
+ | There were two versions, one 3 stage and one 4 stage. \\ | ||
+ | The 3-stage uses a gerotor stage for scavenging the cam chest. \\ | ||
+ | Below there is a spur gear set that scavenge the sump, and at the bottom there is another gerotor stage that feeds the engine. | ||
+ | They also have an extra suction port into the spur gear stage, that port is plugged with and 1/8 NPT. \\ | ||
+ | That port can be used if someone for example wants to connect the pump via external plumbing to the sump. \\ | ||
+ | |||
+ | The 4 stage pumps has an additional 4th stage, which can be used to various things. Draining the rocker boxes, draining a turbo or whatever the engine builder wants. | ||
+ | |||
+ | 3 stage shown below: \\ | ||
+ | Top, gerotor stage that scavanges the cam chest. \\ | ||
+ | Below , spur gear stage that scavenges the sump. \\ | ||
+ | Bottom, gerotor stage that feeds the engine. \\ | ||
| Pro Flow multi-stage oil pump. ((photos by Jorgen of the XLFORUM http://xlforum.net/forums/showthread.php?p=4368299&highlight=pro+flow#post4368299)) || | | Pro Flow multi-stage oil pump. ((photos by Jorgen of the XLFORUM http://xlforum.net/forums/showthread.php?p=4368299&highlight=pro+flow#post4368299)) || |