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techtalk:ih:oil03 [2019/12/19 04:40] hippysmack [Sub Documents] |
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| * **Oil Pump Comparisons**: | * **Oil Pump Comparisons**: | ||
| * [[techtalk:ref:oil06|Comparing the 77 Style Oil Pump to Newer Pumps]] | * [[techtalk:ref:oil06|Comparing the 77 Style Oil Pump to Newer Pumps]] | ||
| + | |||
| + | |||
| + | ===== Production Oil Pumps ===== | ||
| + | |||
| + | * There are 3 basic pumps ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | - 57-E62 (3 variations) these use 16t body gears. | ||
| + | - L62-71 (2 variations) these use 14t | ||
| + | - 72-76 (no variations) use 16t again | ||
| + | * & 2 basic plumbing styles: ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | - Both feed and return are drilled passages in the right crankcase (57-66 all) & (67-69 xlch) | ||
| + | - Only return drilled thru case. feed goes from tank to pump by external hose. (67-69 xlh) & (70-76 all) | ||
| + | * With the correct knowledge any 57-76 pump, or parts of them can be mated to any 57-76 cases. But the combos can get confusing. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * The stock slot in pre & post -72 pump bodies are .345" ((chevelle of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934&page=2)) | ||
| + | * The stock slot in pre -72 pump gear is .375" ((chevelle of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934&page=2)) | ||
| + | * The stock slot in post -72 pump gear is .625" ((chevelle of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934&page=2)) | ||
| + | |||
| + | | Oil Pump on 1967 XLCH ((photos by ss396 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1864035&highlight=Ironhead+Crankcase+Drain+Plug&page=4)) | Oil Pump on 1972 XLH ((photo by deedub97gt of the XLFORUM http://xlforum.net/forums/showthread.php?page=17&t=1637849)) | | ||
| + | |{{:techtalk:ih:oil:1967_xlch_oil_pump_1_by_ss396.jpg?direct&300|}}|{{:techtalk:ih:oil:1967_xlch_oil_pump_2_by_ss396.jpg?direct&300|}}|{{:techtalk:ih:oil:oil_pump_on_72_ih_by_deedub97gt.jpg?direct&300|}}| | ||
| On some pump casting bodies you may see an Allen plug in the back of the pump. ((Monte03 of the XLFORUM http://xlforum.net/forums/showthread.php?t=563241)) \\ | On some pump casting bodies you may see an Allen plug in the back of the pump. ((Monte03 of the XLFORUM http://xlforum.net/forums/showthread.php?t=563241)) \\ | ||
| Line 20: | Line 38: | ||
| In 1972 and with the birth of the 1000cc engine, the pump numbers were -72. \\ | In 1972 and with the birth of the 1000cc engine, the pump numbers were -72. \\ | ||
| It had larger gears and a bigger breather slot. \\ | It had larger gears and a bigger breather slot. \\ | ||
| + | ===== 1957-E1962 ===== | ||
| + | |||
| + | * All these use 16t gear sets and style 1 plumbing ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * Gear Dia. (1.115" OD) | ||
| + | * Feed gears (.185" thick) | ||
| + | * The production changes made during its run: ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * 57-e58 baseline pump that all others came from. \\ No oil seal. \\ Uses a snap ring and a full profile woodruff key at scavenge gear. | ||
| + | * L58-59 same as above but now has body machined for a oil seal. | ||
| + | * 60-e62 same as L58-59 but the retaining ring at the scavenge is replaced by half moon retainers. \\ The scavenge drive gear is counter-bored for these half moons and the woodruff key is shortened so it won't interfere with the half moons. | ||
| + | |||
| + | ===== L1962-1971 ===== | ||
| + | |||
| + | * All these used 14t gears & scavenge sets got taller than the previous 16's were. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * Gear Dia. (.990" OD) | ||
| + | * Feed gears (.216" thick) | ||
| + | * All use half moons and shortened key on scavenge drive. | ||
| + | * Bodies made till '66 are for style 1 plumbing. | ||
| + | * In '67, the body gets tapped for the external feed fitting for use on 67-69 XLH. This is when style2 plumbing started. | ||
| + | * Bodies tapped for style2 were still used on the last 3 yrs (67-69 xlch) of style1 cases. | ||
| + | * A plug is put in this new hole if body got used on a style1 case set. | ||
| + | |||
| + | ===== 1972-1976 ===== | ||
| + | |||
| + | * These go back to 16t gears and a snap ring with long key ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * Gear Dia. (1.115" OD) | ||
| + | * Feed gears (.185" thick) | ||
| + | * Feed gears are the same as 57-e62 but the scavenge set is now wider again (wider than any of the previous sets). | ||
| + | * Breather gear gets enlarged slots in it. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * Breather timing: | ||
| + | * Open 20-25 deg ATDC Front CYL ((thefrenchowl of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934)) | ||
| + | * Close 85-90 deg ABDC Front CYL ((thefrenchowl of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934)) | ||
| + | * Body and breather housing get an extra hole (2 holes now) drilled in them for additional return capacity, cases also get extra matching hole. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * Solid feed gear drive pin gets replaced by the hated roll pin. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | * Dowels between body and breather housing are now history. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | |||
| + | * Each complete pump breaks down into these components: ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| + | - Breather or sleeve gear-has the 2 slots in it | ||
| + | - Breather gear housing- cast iron part that breather rides in | ||
| + | - Feed gear set and drive pin (the skinnier of the 2 gear sets) | ||
| + | - Pump body | ||
| + | - Scavenge gear set and drive key and retaining clip. | ||
| Line 77: | Line 136: | ||
| * If no oil pressure or return oil is not indicated at the oil tank, when engine is running, or an excess amount of oil is blown from the breather pipe, dis-assemble the oil pump for repair. Damage can occur by way of a foreign object lodged in the oil pump gearing. Check your FSM for dis-assembly and repair. ((1970-1978 HD XL/XLH/XLCH/XLT 1000 FSM)) | * If no oil pressure or return oil is not indicated at the oil tank, when engine is running, or an excess amount of oil is blown from the breather pipe, dis-assemble the oil pump for repair. Damage can occur by way of a foreign object lodged in the oil pump gearing. Check your FSM for dis-assembly and repair. ((1970-1978 HD XL/XLH/XLCH/XLT 1000 FSM)) | ||
| \\ | \\ | ||
| - | |||
| - | |||
| - | ===== Production Oil Pumps ===== | ||
| - | |||
| - | * There are 3 basic pumps ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| - | - 57-E62 (3 variations) these use 16t body gears. | ||
| - | - L62-71 (2 variations) these use 14t | ||
| - | - 72-76 (no variations) use 16t again | ||
| - | * & 2 basic plumbing styles: ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| - | - Both feed and return are drilled passages in the right crankcase (57-66 all) & (67-69 xlch) | ||
| - | - Only return drilled thru case. feed goes from tank to pump by external hose. (67-69 xlh) & (70-76 all) | ||
| - | * With the correct knowledge any 57-76 pump, or parts of them can be mated to any 57-76 cases. But the combos can get confusing. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showpost.php?p=3272806&postcount=204)) | ||
| - | * The stock slot in pre & post -72 pump bodies are .345" ((chevelle of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934&page=2)) | ||
| - | * The stock slot in pre -72 pump gear is .375" ((chevelle of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934&page=2)) | ||
| - | * The stock slot in post -72 pump gear is .625" ((chevelle of the XLFORUM® http://xlforum.net/forums/showthread.php?t=989934&page=2)) | ||
| - | |||
| - | | Oil Pump on 1967 XLCH ((photos by ss396 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1864035&highlight=Ironhead+Crankcase+Drain+Plug&page=4)) | Oil Pump on 1972 XLH ((photo by deedub97gt of the XLFORUM http://xlforum.net/forums/showthread.php?page=17&t=1637849)) | | ||
| - | |{{:techtalk:ih:oil:1967_xlch_oil_pump_1_by_ss396.jpg?direct&300|}}|{{:techtalk:ih:oil:1967_xlch_oil_pump_2_by_ss396.jpg?direct&300|}}|{{:techtalk:ih:oil:oil_pump_on_72_ih_by_deedub97gt.jpg?direct&300|}}| | ||
| ====== 1977-1985 Gerotor Driven Pumps ====== | ====== 1977-1985 Gerotor Driven Pumps ====== | ||
