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techtalk:ref:engmech05 [2019/07/18 18:52] hippysmack [Vent Outlet Above vs Below the Head Vents] |
techtalk:ref:engmech05 [2019/07/21 01:40] hippysmack [Pics of Aftermarket Breather Valves] |
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| This resistance can add to goop in the line / filter later. \\ | This resistance can add to goop in the line / filter later. \\ | ||
| - | The filter does not keep debris from coming back into the engine. ((V of the XLFORUM http://xlforum.net/forums/showthread.php?p=2087347)) \\ | + | The filter does not keep debris from coming back into the engine. ((Folkie of the XLFORUM http://xlforum.net/forums/showthread.php?p=2087347)) \\ |
| If anything can get back in, it means your umbrella valves are shot. \\ | If anything can get back in, it means your umbrella valves are shot. \\ | ||
| There will be quite a bit of oil coming out the breathers, and all sorts of stuff going back in. \\ | There will be quite a bit of oil coming out the breathers, and all sorts of stuff going back in. \\ | ||
| Line 127: | Line 127: | ||
| If your breather valves are in good order, nothing can get back through them. \\ | If your breather valves are in good order, nothing can get back through them. \\ | ||
| + | The exception to this would be 91-03 engines with the middle rocker box umbrella valve with the tiny hole behind it. \\ | ||
| + | The tiny holes next to (and slightly lower than) the umbrella valves are for draining the separated oil back into the rocker box. \\ | ||
| + | However, there isn't large enough suction back on the vent line to pull debris up and into the engine. \\ | ||
| + | |||
| ===== Filter Placement ===== | ===== Filter Placement ===== | ||
| Line 144: | Line 148: | ||
| ====== Pics of Aftermarket Breather Valves ====== | ====== Pics of Aftermarket Breather Valves ====== | ||
| - | |Doherty Power Vents with the line routed up then \\ down and attached to the bottom of the frame. ((photo by RIORoosen of the XLFORUM http://xlforum.net/forums/showthread.php?t=146084&page=18))| | + | |Doherty Power Vents with the line routed up then \\ down and attached to the bottom of the frame. ((photo by RIORoosen of the XLFORUM http://xlforum.net/forums/showthread.php?t=146084&page=18))|Hayden KVP38 breather valve, used with the \\ [[techtalk:ref:engmech05d|Deimus Mod]] (cam chest breather conversion). ((photo by 60Gunner of the XLFORUM http://xlforum.net/forums/showthread.php?p=5763918#post5763918))| |
| - | |{{:techtalk:ref:engmech:breather_mod_by_rioroosen.jpg?direct&300|}}| | + | |{{:techtalk:ref:engmech:breather_mod_by_rioroosen.jpg?direct&300|}}|{{:techtalk:ref:engmech:deimus_mod_8_by_60gunner.jpg?direct&300|}}| |
