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techtalk:ref:oil05e [2019/03/13 04:10] hippysmack [Considerations] |
techtalk:ref:oil05e [2024/02/02 01:48] (current) hippysmack ↷ Links adapted because of a move operation |
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[[:techtalk:menu|{{ :techtalk:gototechnicalmenu.jpg|}}]] | [[:techtalk:menu|{{ :techtalk:gototechnicalmenu.jpg|}}]] | ||
====== REF: Oiling & Lubrication - Sub-05E ====== | ====== REF: Oiling & Lubrication - Sub-05E ====== | ||
- | ====== 86-90 Oil Filter Mount Mods ====== | + | ====== 1986-1990 Oil Filter Mount Mods ====== |
- | See also [[techtalk:evo:oil01a#oil_filter_pad|86-90 Oil Filter Mount Parts, Specs and Dims]] in the Evo section of the Sportsterpedia. \\ | + | See also in the Sportsterpedia: |
+ | |||
+ | * [[techtalk:ref:genmsr11|Cutting Oils, Soaking Oils and Lubes]] | ||
+ | * [[techtalk:ref:tools030#general_drilling_and_tapping|General Drilling and Tapping]] | ||
+ | * [[techtalk:evo:oil01k#oil_filter_pad|86-90 Oil Filter Mount Parts, Specs and Dims]] | ||
| 86-90 Oil Filter Pad ((photos by Hippysmack)) ||| | | 86-90 Oil Filter Pad ((photos by Hippysmack)) ||| | ||
- | |{{:techtalk:evo:oil:86-90_oil_pressure_regulator_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_filter_mount_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_filter_mount_dims_1_by_hippysmack.jpg?direct&300|}}| | + | |{{:techtalk:evo:oil:86-90_oil_pressure_regulator_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_filter_mount_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_filter_mount_dims_1.1_by_hippysmack.jpg?direct&300|}}| |
====== Oil Pressure Regulator ====== | ====== Oil Pressure Regulator ====== | ||
The oil pressure regulator in the 86-90 pump can malfunction from time to time. \\ | The oil pressure regulator in the 86-90 pump can malfunction from time to time. \\ | ||
Having the regulator open prematurely is not optimal since you want full oiling capacity at all times (i.e. at hot engine idle). | Having the regulator open prematurely is not optimal since you want full oiling capacity at all times (i.e. at hot engine idle). | ||
Reports of the valve leaking in the closed position and age on the regulator spring weakening it have prompted some to block the regulator off entirely. \\ | Reports of the valve leaking in the closed position and age on the regulator spring weakening it have prompted some to block the regulator off entirely. \\ | ||
- | |||
Below are some mods to accomplish this if so desired. \\ | Below are some mods to accomplish this if so desired. \\ | ||
===== Rendering the oil pressure regulator inoperable ===== | ===== Rendering the oil pressure regulator inoperable ===== | ||
- | The regulator valve is suppose to keep the oil pressure from getting too high. ((norseXL of the XLFORUM http://xlforum.net/forums/showthread.php?t=1679433)) \\ | + | The regulator valve is suppose to keep the oil pressure from getting too high. ((norseXL of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/frame-mount-evo-sportster-talk-1986-2003-models/156934-1986-1990-oil-filter-mount?t=1679433)) \\ |
See more on the [[techtalk:evo:oil01#oil_pressure_regulator_-_1986-1991_models_only|Oil Pressure Regulator]] in the Evo section of the Sportsterpedia. \\ | See more on the [[techtalk:evo:oil01#oil_pressure_regulator_-_1986-1991_models_only|Oil Pressure Regulator]] in the Evo section of the Sportsterpedia. \\ | ||
Line 22: | Line 27: | ||
This will render the plunger inoperable as there will now be too much oil pressure needed to overcome the increased spring pressure. | This will render the plunger inoperable as there will now be too much oil pressure needed to overcome the increased spring pressure. | ||
- | {{:techtalk:ref:oil:86-90_oil_pressure_relief_spring_replacement_by_wi_duker.jpg?direct&300|}} ((photo by WI_duker of the XLFORUM http://xlforum.net/forums/showthread.php?t=1971026&highlight=oil+filter+mount&page=9)) | + | {{:techtalk:ref:oil:86-90_oil_pressure_relief_spring_replacement_by_wi_duker.jpg?direct&300|}} ((photo by WI_duker of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/frame-mount-evo-sportster-talk-1986-2003-models/183021-1986-90-evo-sportsters-what-every-owner-should-know-but-were-afraid-to-ask/page9?t=1971026&highlight=oil+filter+mount&page=9)) |
**This mod is reversible**: \\ | **This mod is reversible**: \\ | ||
Simply replace the 2" spring with a new OEM replacement. \\ | Simply replace the 2" spring with a new OEM replacement. \\ | ||
+ | |||
===== Blocking off the Oil Pressure Regulator ===== | ===== Blocking off the Oil Pressure Regulator ===== | ||
Normally, when the regulator opens to purge excess pressure from the filter pad, the oil is routed thru a hole in the pad and into the gearcase. \\ | Normally, when the regulator opens to purge excess pressure from the filter pad, the oil is routed thru a hole in the pad and into the gearcase. \\ | ||
Line 33: | Line 39: | ||
|{{:techtalk:evo:oil:86-90_oil_filter_mount_dims_2_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:evo:oil:86-90_oil_filter_mount_dims_2_by_hippysmack.jpg?direct&300|}}| | ||
- | If you drill and tap a plug or even a set screw in the discharge hole, the oil cannot pass through it. \\ | + | If you drill and tap a plug or even a set screw in the discharge hole, oil cannot pass through it. \\ |
This will shut (or plug) off the pressure regulating valve. This puts the oiling system in the same unregulated state as the 92-and-up sportsters. \\ | This will shut (or plug) off the pressure regulating valve. This puts the oiling system in the same unregulated state as the 92-and-up sportsters. \\ | ||
- | | Hole drilled, tapped and plugged with an 1/8"x27 NPT aluminum allen head plug. Pre-drill hole size for an 1/8"x27 tap is 11/32". ((photos by Jorgen of the XLFORUM http://xlforum.net/forums/showthread.php?t=1619616&highlight=jorgen+oil+pump&page=42)) ||| | + | | Hole drilled, tapped 1/8" NPS and plugged with an 1/8"x27 NPT aluminum allen head plug. Pre-drill hole size for an 1/8"x27 tap is 11/32". ((photos by Jorgen of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/149281-124-1993-xlh-build-thread/page42?t=1619616&highlight=jorgen+oil+pump&page=42)) ||| |
|{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_1_by_joergen.jpg?direct&300|}}|{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_2_by_joergen.jpg?direct&300|}}|{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_3_by_joergen.jpg?direct&300|}}| | |{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_1_by_joergen.jpg?direct&300|}}|{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_2_by_joergen.jpg?direct&300|}}|{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_3_by_joergen.jpg?direct&300|}}| | ||
Line 42: | Line 48: | ||
Even so, replacement OEM parts can be obtained. \\ | Even so, replacement OEM parts can be obtained. \\ | ||
They can both be left in place since without flow into the discharge port, it doesn't matter if the valve is opened or closed. \\ | They can both be left in place since without flow into the discharge port, it doesn't matter if the valve is opened or closed. \\ | ||
- | No oil will be diverted. \\ | + | No oil or crankcase pressure will be diverted. \\ |
However, if desired, you can simply remove the plug and the regulator will be unrestricted as was before this mod. \\ | However, if desired, you can simply remove the plug and the regulator will be unrestricted as was before this mod. \\ | ||
===== Routing the Regulator Discharge to the Oil Tank ===== | ===== Routing the Regulator Discharge to the Oil Tank ===== | ||
- | This is a way to preserve the function of removing excess oil pressure from the filter pad and keep the gearcase safe from over oiling from the practice. \\ | + | This is a way to preserve the function of removing excess oil pressure from the filter pad and keep the gearcase safe from over oiling from the practice. \\ |
+ | The bypass oil from the regulator is oil that is not being put to use in the pressure side anyway. ((maru of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/135020-88-puking-oil/page3?t=1458269&page=3)) \\ | ||
This mod has to be done in conjunction with blocking off the regulator discharge as in above. \\ | This mod has to be done in conjunction with blocking off the regulator discharge as in above. \\ | ||
Else the excess pressure will still be dumped into the gearcase. \\ | Else the excess pressure will still be dumped into the gearcase. \\ | ||
+ | The excess pressure (bypass oil) is diverted directly back to tank via the oil pump return line or straight to the oil tank. \\ | ||
+ | (not to the gearcase or the sump) \\ | ||
- | The excess pressure (bypass oil) is diverted directly back to tank via the oil pump return line, not to the gearcase or the sump. \\ | + | ==== Tapping the Regulator Plug ==== |
An extra hose is installed into the plug (737) and plumbed into the return hose near the oil pump with a "Y" coupling. \\ | An extra hose is installed into the plug (737) and plumbed into the return hose near the oil pump with a "Y" coupling. \\ | ||
- | The clear hose in the picture below is only a temporary line to monitor the oil level in the sump during dyno testing. ((photo by Jorgen of the XLFORUM http://xlforum.net/forums/showthread.php?t=1619616&highlight=jorgen+oil+pump&page=47)) \\ | + | The clear hose in the picture below is only a temporary line to monitor the oil level in the sump during dyno testing. ((photo by Jorgen of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/149281-124-1993-xlh-build-thread/page47?t=1619616&highlight=jorgen+oil+pump&page=47)) \\ |
|{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_6_by_joergen.jpg?direct&300|}}| | |{{:techtalk:ref:oil:86-90_oil_filter_pad_mod_6_by_joergen.jpg?direct&300|}}| | ||
- | In addition, the plunger was seat was tapered (not necessary to this mod however). ((photos by Jorgen of the XLFORUM http://xlforum.net/forums/showthread.php?t=1619616&highlight=jorgen+oil+pump&page=47)) \\ | + | In addition, the plunger was seat was tapered (not necessary to this mod however). ((photos by Jorgen of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/149281-124-1993-xlh-build-thread/page47?t=1619616&highlight=jorgen+oil+pump&page=47)) \\ |
- | Drill and tap the plug for an 1/8"x27 reducing 90° fitting. Pre-drill hole size is 11/32". \\ | + | Drill and tap the plug (1/8"x27 NPSC) for an 1/8"x27 NPT reducing 90° fitting. Pre-drill hole size is 11/32". \\ |
(the hole in the plug has also been tapered in the pic below, nice but not necessary for this mod) \\ | (the hole in the plug has also been tapered in the pic below, nice but not necessary for this mod) \\ | ||
- | Install a 3/8" NPT 45° fitting on the end of the 90 and then a 3/8" to hose barb fitting for the hose. \\ | + | Install a 1/4" NPT 45° fitting on the end of the 90 and then a 1/4" to 3/8" hose barb fitting for the hose. \\ |
Install a "Y" connector inline on the return after the oil pump for bypass oil to return to the oil tank. \\ | Install a "Y" connector inline on the return after the oil pump for bypass oil to return to the oil tank. \\ | ||
Line 75: | Line 85: | ||
'Plug' that threaded hole, \\ | 'Plug' that threaded hole, \\ | ||
Replace the "Y" at the pump with a straight through fitting and remove the fitting in the discharge hole in the filter pad. \\ | Replace the "Y" at the pump with a straight through fitting and remove the fitting in the discharge hole in the filter pad. \\ | ||
+ | |||
+ | ==== Tapping the Discharge Hole ==== | ||
+ | This is another way of getting the excess oil back to the tank without running it through the engine first. \\ | ||
+ | The rear discharge hole was plugged and the side of the discharge hole was tapped with and 1/8" nipple. \\ | ||
+ | |||
+ | A hole was drilled into the top of the mount behind the internal cavities for a hose to run from there straight to the oil tank cap. ((photo by norseXL of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/135020-88-puking-oil/page2?t=1458269&page=2)) \\ | ||
+ | |{{:techtalk:ref:oil:86-90_oil_filter_mount_by_norsexl.jpg?direct&300|}}| | ||
====== Convert to a L84-85 Filter Pad ====== | ====== Convert to a L84-85 Filter Pad ====== | ||
Line 101: | Line 118: | ||
It would actually be a blind hole if not for the small hole through it going to the would be regulator discharge hole. \\ | It would actually be a blind hole if not for the small hole through it going to the would be regulator discharge hole. \\ | ||
(which is not used on L84-85 engines) \\ | (which is not used on L84-85 engines) \\ | ||
- | For that reason, the discharge hole has to be plugged off since the 86-90 case has a corresponding hole feeding into the gearcase. \\ | + | For that reason, the discharge hole in the rear has to be plugged off since the 86-90 case has a corresponding hole feeding into the gearcase. \\ |
Else crankcase oil and mist would escape through this hole and onto the bike / ground through the would be plug regulator plug hole. \\ | Else crankcase oil and mist would escape through this hole and onto the bike / ground through the would be plug regulator plug hole. \\ | ||
(with it functioning as a simple in / out hole from the case to the ground) \\ | (with it functioning as a simple in / out hole from the case to the ground) \\ | ||
- | |Hole plugged for use on 86-90 engines. ((photo by Hippysmack)) | | + | |The hole is normally left open on L84-85 models. It connects to the hole in the back only. ((photos by Hippysmack)) ||Rear hole plugged for use on 86-90 engines. ((photo by Hippysmack))| |
- | |{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_10_by_hippysmack.jpg?direct&300|}}| | + | |{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_10_by_hippysmack.jpg?direct&300|}}| |
Line routing is the same as in the 86-90 filter pad with exception that the outlet hole for filtered oil has 1/8" NPT threads. \\ | Line routing is the same as in the 86-90 filter pad with exception that the outlet hole for filtered oil has 1/8" NPT threads. \\ | ||
- | (inlet on the outside, outlet in the center) \\ | + | (inlet on the outside - outlet in the center) \\ |
- | You'll either need to tap that hole for 3/8" NPT threads to use your existing oil lines. \\ | + | |
- | Or you could use a 1/8" to 3/8" reducer to attach the OEM return hose to the oil pump. \\ | + | You'll either need to tap that hole for 1/4" NPT threads to use your existing oil lines. \\ |
+ | Or you could use a 1/8" to 1/4" reducer to attach the OEM return hose to the oil pump. \\ | ||
+ | Pre-drill hole size for a 1/4"x18 tap is 7/16". | ||
+ | |||
+ | There is a circle imprint on the L84-85 mount where the 1/8"x27 NPSC hole will have to be tapped to accept the hose from the oil pump. \\ | ||
+ | This will allow you to use the oil pressure switch on the existing 1/8" hole on the unfiltered side. \\ | ||
+ | Else you can use an 1/8" NPT "tee" inline for both fittings. \\ | ||
Pics below are how the lines are routed normally on L84-85 models. \\ | Pics below are how the lines are routed normally on L84-85 models. \\ | ||
+ | (filter on the return part of the oil system) \\ | ||
| L84-85 Oil Filter Pad ((photo by Hippysmack)) | Thread sizes. ((photo by Hippysmack)) | | | L84-85 Oil Filter Pad ((photo by Hippysmack)) | Thread sizes. ((photo by Hippysmack)) | | ||
|{{:techtalk:ih:oil:l84-85_oil_filter_mount_7_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:l84-85_oil_filter_mount_3_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:ih:oil:l84-85_oil_filter_mount_7_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:l84-85_oil_filter_mount_3_by_hippysmack.jpg?direct&300|}}| | ||
- | And how the lines are routed normally on L86-90 models. \\ | + | And how the lines are routed normally on 86-90 models. \\ |
(filter on the feed part of the oil system) \\ | (filter on the feed part of the oil system) \\ | ||
| 86-90 Oil Filter Pad ((photo by Hippysmack)) | Thread sizes. ((photo by Hippysmack)) | | | 86-90 Oil Filter Pad ((photo by Hippysmack)) | Thread sizes. ((photo by Hippysmack)) | | ||
- | |{{:techtalk:evo:oil:86-90_oil_filter_mount_6_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_filter_mount_dims_1_by_hippysmack.jpg?direct&300|}}| | + | |{{:techtalk:evo:oil:86-90_oil_filter_mount_6_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_filter_mount_dims_1.1_by_hippysmack.jpg?direct&300|}}| |
- | |The hole is normally left open on L84-85 models. It connects to the hole in the back only. ((photos by Hippysmack)) || | + | ===== Plugging the rear hole ===== |
- | |{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_3_by_hippysmack.jpg?direct&300|}}| | + | |{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_3_by_hippysmack.jpg?direct&300|}}| |
|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_5_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_6_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_5_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:oil:86-85_oil_filter_pad_conversion_6_by_hippysmack.jpg?direct&300|}}| |