Differences

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--- techtalk:ih:oil03a [2021/09/19 23:44] – [Late 1983 oil pump assembly design modification] hippysmack
+++ techtalk:ih:oil03a [2025/02/23 03:57] (current) – [Outer Separator Plate Seal] hippysmack
@@ Line 6: / Line 6: @@
 |{{:techtalk:ih:oil:83_xlx_oil_pump_by_gc5444.jpg?direct&300|}}|
-|  Oil Pump on 83 XLX ((photo by GC5444 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1704016))  |
+|  Oil Pump on 83 XLX ((photo by GC5444 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/159045-83-oil-line-checks?t=1704016))  |
@@ Line 39: / Line 39: @@
 ==== L83-85 ====
-|  Late 83-85 pump body ((photo by marklocklear of the XLFORUM http://xlforum.net/forums/showthread.php?p=5729472#post5729472))  |
+|  Late 83-85 pump body ((photo by marklocklear of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/195988-seized-oil-pump/page2#post4274850))  |
 |{{:techtalk:ih:oil:l83_pump_body_by_marklocklear.jpg?direct&300|}}|
 ===== Oil Pump Cover =====
 ==== 77-E83 ====
@@ Line 50: / Line 51: @@
 ==== L83-85 ====
-|Late 83-85 pumpcover ((photo by marklocklear of the XLFORUM http://xlforum.net/forums/showthread.php?p=5729472#post5729472))|
+|Late 83-85 pumpcover ((photo by marklocklear of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/195988-seized-oil-pump/page2#post4274850))|
 |{{:techtalk:ih:oil:l83_pump_cover_marklocklear.jpg?direct&300|}}|
 ====== Gearshaft ======
 See also [[techtalk:ih:oil03b#gear_shaft_dims|Gear Shaft Dims]]. \\
@@ Line 60: / Line 62: @@
 |{{:techtalk:ih:oil:77-85_oil_pump_gear_shaft_2.0_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_oil_pump_gear_shaft_comparison_1_by_dirtycory.jpg?direct&300|}}|
-|  All have 20 teeth gears ((photo by Hippysmack))  |Longer shaft (L), Shorter shaft (R) with hash marks \\ on the top. Reason for the hash marks presently \\ unknown. ((photo by DirtyCory of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071153&page=8))|
+|  All have 20 teeth gears ((photo by Hippysmack))  |Longer shaft (L), Shorter shaft (R) with hash marks \\ on the top. Reason for the hash marks presently \\ unknown. ((photo by DirtyCory of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page8?t=2071153&page=8))|
 |{{:techtalk:ih:oil:77-85_oil_pump_gear_shaft_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_oil_pump_gear_shaft_comparison_2_by_dirtycory.jpg?direct&300|}}|
-|  This shows where the wear occurs. ((photo by Hippysmack))  |  Lengths slightly different. ((photo by DirtyCory of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071153&page=8))  |
+|  This shows where the wear occurs. ((photo by Hippysmack))  |  Lengths slightly different. ((photo by DirtyCory of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page8?t=2071153&page=8))  |
 ====== Gear Shaft Retaining Ring ======
@@ Line 72: / Line 74: @@
 |{{:techtalk:ih:oil:77-85_oil_pump_gear_shaft_retaining_ring_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_oil_pump_retaining_ring_location_by_hippysmack.jpg?direct&300|}}|
 |  Gear shaft retaining ring (26497-75)  ((photo by Hippysmack))  |  Installed location  ((photo by Hippysmack))  |
 ====== Gearshaft Pins ======
 See also [[techtalk:ih:oil03b#section2648875|Gearshaft Pin Dims]] \\
-The gear shaft solid pin (26430-76), not to be confused with a roll pin with a hollow core ((brucstoudt of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071153&page=5)), was used in 77-90 oil pumps. \\
+The gear shaft solid pin (26430-76), not to be confused with a roll pin with a hollow core ((brucstoudt of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page5?t=2071153&page=5)), was used in 77-90 oil pumps. \\
 The diameter and lengths of the pins vary. \\
 The shaft pins don't have to run out and touch the gerotors. \\
@@ Line 88: / Line 91: @@
 So, there is extra clearance between the gearshaft and pump housing bore. \\
 After the retaining ring comes out, the shaft can drop into this tapered bore clearance and the lower pin can scratch the aluminum sides. \\
 The installed lower pin also holds the outer plate in the pump body. \\
@@ Line 100: / Line 102: @@
 |{{:techtalk:ih:oil:lower_shaft_pin_installed_by_hippysmack.jpg?direct&300|}}|
 |  Lower shaft pin installed ((photo by Hippysmack))  |
 ====== Separator Plates ======
 The 77-90 oil pumps used two plates to separate the feed and scavenge gerotors. \\
@@ Line 107: / Line 110: @@
 |{{:techtalk:ih:oil:77-85_oil_pump_separator_plate_locations_by_hippysmack.jpg?direct&300|}}|
 |  Separator plate locations ((photo by Hippysmack))  |
 ===== Inner Plate =====
 See also; \\
@@ Line 120: / Line 124: @@
 |{{:techtalk:ih:oil:77-85_inner_plate_installed_position_by_hippysmack.jpg?direct&300|}}|
 |Inner separator plate installed position. \\ (pump upside down) ((photo by Hippysmack))|
 ===== Outer Plate =====
 See also; \\
@@ Line 131: / Line 136: @@
 Notice the difference of the cut out or recessed area of the inside diameter of the outer plates. \\
-This is for the different style of seals. ((DirtyCory of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071153)) \\
+This is for the different style of seals. ((DirtyCory of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when?t=2071153)) \\
 Either plate will fit 77-90 oil pumps with their respective seals. \\
 |{{:techtalk:ih:oil:outer_plates_by_dirtycory_-_annotated.jpg?direct&500|}}|{{:techtalk:ih:oil:outer_plate_installed_by_hippysmack.jpg?direct&300|}}|
-|  Outer plate comparison ((photo by DirtyCory of the XLFORUM, annotated by Hippysmack http://xlforum.net/forums/showthread.php?t=2071153))  |  Outer plate installed position \\ (pump upside down) ((photo by Hippysmack))  |
+|  Outer plate comparison ((photo by DirtyCory of the XLFORUM, annotated by Hippysmack https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when?t=2071153))  |  Outer plate installed position \\ (pump upside down) ((photo by Hippysmack))  |
 |{{:techtalk:ih:oil:77-82_oil_pump_outer_separator_plate_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-82_oil_pump_outer_separator_plate_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_oil_pump_outer_separator_plate_4_by_hippysmack.jpg?direct&300|}}|
@@ Line 144: / Line 149: @@
 ====== Outer Separator Plate Seal ======
-There were 2 different outer plate seals used on 77-85 oil pumps. \\
+There were 2 different outer plate seals used on 1977-1985 oil pumps. \\
 It is supposed to prevent oil from rising into the scavenge gears / engine from the feed section of the pump. \\
-  * (12036) was used on 77-82 models.
+  * (12036) was used on 1977-1982 models.
     * Sold for use with outer separator plate (26493-75)
     * This seal simply slides down the driveshaft during installation and rests against the inner plate.
     * It also covers the retainer ring.
-  * (12036A) was used on 83-90 models.
+  * (12036A) was used on 1983-1990 models.
     * Sold for use with outer separator plate (26493-75A)
     * It has a metal outside band with bonded rubber inside.
@@ Line 158: / Line 163: @@
 |{{:techtalk:ih:oil:77-85_outer_plate_seals_2_by_nhps.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_outer_plate_seals_3_by_nhps.jpg?direct&300|}}|{{:techtalk:ih:oil:12036_and_12036a_outer_plate_seals.jpg?direct&300|}}|
-|  (12036) 77-82 Outer plate seal. (12036A) 83-85 Outer plate seal. ((photos by NHPS of the XLFORUM http://xlforum.net/forums/showthread.php?t=2072076))  ||  12036 and 12036A comparison ((photo by Hippysmack))  |
+|  (12036) 77-82 Outer plate seal. (12036A) 83-85 Outer plate seal. ((photos by NHPS of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/195683-77-oil-pump-rebuild?t=2072076))  ||  12036 and 12036A comparison ((photo by Hippysmack))  |
 |{{:techtalk:ih:oil:outer_seal_installed_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:83-90_oil_pump_outer_plate_seal_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_3_by_hippysmack.jpg?direct&300|}}|
 |  Outer seal (12036) installed ((photo by Hippysmack))  |  Outer seal (12036A) installed ((photo by Hippysmack))  |  Outer seal (12036A) installed position on 86 pump. ((photo by Hippysmack))  |
 ====== Spring Washer ======
@@ Line 206: / Line 209: @@
 |{{:techtalk:ih:oil:77-e83_oil_pump_gerotors_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-e83_oil_pump_gerotors_2_by_hippysmack.jpg?direct&300|}}|
 |  77-E83 return (26491-75) and feed (26492-75) gerotors ((photos by Hippysmack))  ||
 ===== Late 1983 oil pump assembly design modification =====
@@ Line 217: / Line 221: @@
 |{{:techtalk:ih:oil:77-e83_outside_gerotor_edge_by_dirtycory.jpg?direct&200|}}|{{:techtalk:ih:oil:l83-85_outside_gerotor_edge_by_dirtycory.jpg?direct&200|}}|
-|77-E83 gerotors. \\ Chamfered outside gear edges. ((photo by DirtyCory of the XLFORUM  http://xlforum.net/forums/showthread.php?t=2071153&page=3))|L83-85 gerotors. \\ Straight cut outside gear edges. ((photo by DirtyCory of the XLFORUM  http://xlforum.net/forums/showthread.php?t=2071153&page=3))  |
+|77-E83 gerotors. \\ Chamfered outside gear edges. ((photo by DirtyCory of the XLFORUM  https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page3?t=2071153&page=3))|L83-85 gerotors. \\ Straight cut outside gear edges. ((photo by DirtyCory of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page3?t=2071153&page=3))  |
 ===== Feed Gears =====
@@ Line 228: / Line 232: @@
 |{{:techtalk:ih:oil:77-e83_oil_pump_2_by_hippysmack.jpg?direct&300|}}|
 |  77-E83 feed gerotors installed position ((photo by Hippysmack))  |
 ===== L83-85 =====
 (26492-83) Straight cut feed gerotors.
@@ Line 260: / Line 265: @@
 Check valve (26435-76A) was an upgrade in L77 and used on all L77-85 models. \\
 It has an arrow on the side for proper installation pointing up with FC to the bottom left of the arrow. \\
     * The oil pump check valve plays a role in the operation of the oil pressure switch.
@@ Line 272: / Line 276: @@
 |{{:techtalk:ih:oil:26435-76a_check_valve_-cropped-_by_dirtycory.jpg?direct&200|}}|{{:techtalk:ih:oil:77-85_oil_check_valve_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_oil_check_valve_6_by_hippysmack.jpg?direct&300|}}|
-|  26435-76A check valve ((photo by DirtyCory of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071153&page=2))  |  With the O-ring removed, you can see the crimped 2-piece body design ((photos by Hippysmack))  ||
+|  26435-76A check valve ((photo by DirtyCory of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page2?t=2071153&page=2))  |  With the O-ring removed, you can see the crimped 2-piece body design ((photos by Hippysmack))  ||
 |{{:techtalk:ih:oil:77-85_oil_pump_check_valve_bore_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:77-85_oil_pump_check_valve_installed_by_hippysmack.jpg?direct&300|}}|
 |  The check valve sits inside the bore in the pump body as shown. Installed position (R)((photo by Hippysmack))  ||
 ===== In search of a comparable check valve =====
@@ Line 293: / Line 296: @@
 This one has a back-up O-ring on the valve. \\
 That link came from this XLF thread: \\
-[[http://xlforum.net/forums/showthread.php?t=1979566&highlight=gerotor&page=2]]
+[[https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/184257-oil-pump-porn/page2?t=1979566&highlight=gerotor&page=2]]
 ====== Oil Pressure Switch ======
@@ Line 312: / Line 314: @@
 |{{:techtalk:ih:oil:oil_pressure_switch_0_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:oil_pressure_switch_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:oil_pressure_switch_3_by_hippysmack.jpg?direct&300|}}|
-|  Oil pressure switch (26554-77) ((photos by Hippysmack of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071153&page=8))  |||
+|  Oil pressure switch (26554-77) ((photos by Hippysmack of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page8?t=2071153&page=8))  |||
 |{{:techtalk:ih:oil:77-81_oil_pump_oil_pressure_switch_installed.jpg?direct&300|}}|{{:techtalk:ih:oil:77_style_oil_pump_by_2_ironheadjunkie.jpg?direct&300|}}|
-|  Oil pressure switch mounted to the oil pump ((photo by Hippysmack))  |  Rubber boot pulled over the oil pressure switch ((photo by ironheadjunkie of the XLFORUM http://xlforum.net/forums/showthread.php?t=1400314&page=2))  |
+|  Oil pressure switch mounted to the oil pump ((photo by Hippysmack))  |  Rubber boot pulled over the oil pressure switch ((photo by ironheadjunkie of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/131846-oil-line-routing/page2?t=1400314&page=2))  |

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