Differences

This shows you the differences between two versions of the page.

--- techtalk:evo:oil03m [2019/03/06 02:36] – hippysmack
+++ techtalk:evo:oil03m [2019/03/06 23:04] (current) – [Body] hippysmack
@@ Line 1: / Line 1: @@
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 ====== EVO: Oiling & Lubrication - Sub-03M ======
-====== 91-97 Oil Pump (26204-91) Parts (approximate) Dims ======
+===== 97 Oil Pump (26204-91) Individual Parts and Pics =====
-====== Pump Assembly with Bottom Cover Casting Number (26487-90A) ======
+See also [[techtalk:evo:oil03n#oil_pump_26204-91_parts_approximate_dims|97 Oil Pump (26204-91) Parts (approximate) Dims]] \\
-See also [[techtalk:evo:oil03k#oil_pump_26204-91_individual_parts_and_pics|91-97 Oil Pump (26204-91) Individual Parts and Pics]] \\
 More on the [[techtalk:evo:oil01|Evo Sportster Oiling System]] in the Sportsterpedia. \\
+====== Pump Assembly with Bottom Cover Casting Number (26487-90A) ======
-===== Body =====
+Oil is routed from the oil pump into the oil filter pad and then into a horizontal feed galley in the top of the gearcase. \\
+The oil pump has one feed fitting in the front routed to the filter pad.
+|  91-97 oil path from pump ((photo by Hippysmack))  |  Parts list ((photo by Hippysmack))  |
+|{{:techtalk:evo:oil:91-97_oil_pump_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_2_by_hippysmack.jpg?direct&300|}}|
-===== Gearshaft =====
+===== Cover Casting Number (26487-90A) =====
+**There are 2 versions of this pump although the catalog part number did not change**. \\
+The 91-96 version has pump body casting p/n in 26485-90 in the return cavity and pump cover casting p/n 26487-90. \\
+The 97 version has pump body casting p/n in 26485-90A in the return cavity and pump cover casting p/n 26487-90A. \\
-===== Thrust Washer =====
+The separator plate, thrust washer, retaining ring and both feed and gerotor sets are identical in each version. \\
-|{{:techtalk:evo:oil:6157_oil_pump_thrust_washer_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:6157_oil_pump_thrust_washer_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:6157_oil_pump_thrust_washer_3_by_hippysmack.jpg?direct&300|}}|
+The gear dims are also the same. \\
+However, the gearshaft in the -90A pump is .005" longer than the one in the -90 pump. \\
+The gearshaft for the -90A pump can be identified by having six hash marks across the top of the gear. \\
+===== Body =====
+|{{:techtalk:evo:oil:26485-90a_oil_pump_body_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26485-90a_oil_pump_body_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26485-90a_oil_pump_body_3_by_hippysmack.jpg?direct&300|}}|
-===== Retaining Ring =====
+|{{:techtalk:evo:oil:26485-90a_oil_pump_body_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26485-90a_oil_pump_body_5_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26485-90a_oil_pump_body_6_by_hippysmack.jpg?direct&300|}}|
-|{{:techtalk:evo:oil:11002_oil_pump_retaining_ring.jpg?direct&300|}}|
-===== Feed Gerotors =====
+|{{:techtalk:evo:oil:26485-90a_oil_pump_body_8_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26485-90a_oil_pump_body_9_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26485-90a_oil_pump_body_7_by_hippysmack.jpg?direct&300|}}|
-|{{:techtalk:evo:oil:91-97_oil_pump_feed_inside_gerotor_dim_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_feed_inside_gerotor_dim_2_by_hippysmack.jpg?direct&300|}}|
+===== Cover =====
-|{{:techtalk:evo:oil:91-97_oil_pump_feed_outside_gerotor_dim_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_feed_outside_gerotor_dim_2_by_hippysmack.jpg?direct&300|}}|
+|{{:techtalk:evo:oil:26487-90a_oil_pump_cover_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26487-90a_oil_pump_cover_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26487-90a_oil_pump_cover_5_by_hippysmack.jpg?direct&300|}}|
+|{{:techtalk:evo:oil:26487-90a_oil_pump_cover_3_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26487-90a_oil_pump_cover_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:26487-90a_oil_pump_cover_6_by_hippysmack.jpg?direct&300|}}|
+===== Gearshaft =====
+There are two different gearshafts used for the two different pump casting numbers even though the catalog part # stayed the same. \\
+Visually, they are identical. \\
+However, the gearshaft used in the pump with bottom casting # 26487-90A is .005" longer and has six hash marks across the top of the gear to distinguish it. \\
+|{{:techtalk:evo:oil:91-97_oil_pump_gearshaft_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_gearshaft_2_by_hippysmack.jpg?direct&300|}}|
+|{{:techtalk:evo:oil:91-97_oil_pump_gearshaft_3.2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_gearshaft_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_gearshaft_5_by_hippysmack.jpg?direct&300|}}|
-===== Return Gerotors =====
-|{{:techtalk:evo:oil:91-97_oil_pump_return_inside_gerotor_dim_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_return_inside_gerotor_dim_2_by_hippysmack.jpg?direct&300|}}|
-|{{:techtalk:evo:oil:91-97_oil_pump_return_outside_gerotor_dim_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_return_outside_gerotor_dim_2_by_hippysmack.jpg?direct&300|}}|
+===== Gerotors =====
+|{{:techtalk:evo:oil:91-97_oil_pump_gerotors_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_gerotors_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_gerotors_3_by_hippysmack.jpg?direct&300|}}|
 ===== Separator Plate =====
-|{{:techtalk:evo:oil:91-97_oil_pump_separator_plate_dim_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_separator_plate_dim_2_by_hippysmack.jpg?direct&300|}}|
+The 91 and up oil pumps only have 1 separator plate. \\
+|{{:techtalk:evo:oil:91-97_oil_pump_separator_plate_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:oil:91-97_oil_pump_separator_plate_2_by_hippysmack.jpg?direct&300|}}|
 \\
 [[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]]

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