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techtalk:ih:engmech01 [2023/11/07 00:12] hippysmack [Gearcase / Cam Cover] |
techtalk:ih:engmech01 [2023/12/19 22:13] hippysmack [Shifter Shaft / Brake Shaft Hole Bushings and Plugs] |
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| ===== Cam Cover Bushings ===== | ===== Cam Cover Bushings ===== | ||
| ==== Pinion shaft bushings ==== | ==== Pinion shaft bushings ==== | ||
| - | 1952-1976 bushing (25593-57) uses a .625" pinion bushing bore. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showthread.php?t=1845601&page=2)) \\ | + | 1952-1976 bushing (25593-57) uses a .625" pinion bushing bore. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/172350-77-breather-please-view-pics/page2?t=1845601&page=2)) \\ |
| 1977-2020 bushing (25593-74) uses a .562" pinion bushing bore. \\ | 1977-2020 bushing (25593-74) uses a .562" pinion bushing bore. \\ | ||
| Line 170: | Line 170: | ||
| AKA, (spring loaded top hat) \\ | AKA, (spring loaded top hat) \\ | ||
| - | Looking at the brass part, you can see how the spring catches on the inward bent tabs. There are also unbent tabs on the brass. ((Dr Dick of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965)) \\ | + | Looking at the brass part, you can see how the spring catches on the inward bent tabs. There are also unbent tabs on the brass. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated?t=1861965)) \\ |
| These, when bent outward just a little, fit into slots on the far side of the steel bushing pressed into cam cover. \\ | These, when bent outward just a little, fit into slots on the far side of the steel bushing pressed into cam cover. \\ | ||
| Here's how the factory assembled this thing. \\ | Here's how the factory assembled this thing. \\ | ||
| They had pre-assembled the brass to the steel before the steel was pressed into the cover. \\ | They had pre-assembled the brass to the steel before the steel was pressed into the cover. \\ | ||
| Then dropped the spring into the cover and pressed the brass/steel assembly into the cover as a unit (and manipulated the spring to sit correctly if needed). \\ | Then dropped the spring into the cover and pressed the brass/steel assembly into the cover as a unit (and manipulated the spring to sit correctly if needed). \\ | ||
| - | However, it is possible to assemble the unit without removing the steel from the cover. ((62 Ironhead of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965&page=2)) \\ | + | However, it is possible to assemble the unit without removing the steel from the cover. ((62 Ironhead of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated/page2?t=1861965&page=2)) \\ |
| You can bend the tangs out without having to remove the steel bush with a screwdriver and a hammer to bend the 2 locating tabs out. \\ | You can bend the tangs out without having to remove the steel bush with a screwdriver and a hammer to bend the 2 locating tabs out. \\ | ||
| Notes: \\ | Notes: \\ | ||
| Line 190: | Line 190: | ||
| The spring should have free action and be fully extended in the gearcase cover. \\ | The spring should have free action and be fully extended in the gearcase cover. \\ | ||
| - | {{:techtalk:ih:engmech:1952-1962_k_model-sportster_breather_oil_separator_bushing_assembly_25265-52_by_jrsvintageharley1990.jpg?direct&300|}} ((photo courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) {{:techtalk:ih:engmech:breather_bushing_pic1_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965)) {{:techtalk:ih:engmech:breather_bushing_pic2_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965)) \\ | + | {{:techtalk:ih:engmech:1952-1962_k_model-sportster_breather_oil_separator_bushing_assembly_25265-52_by_jrsvintageharley1990.jpg?direct&300|}} ((photo courtesy of Ebay seller, jrsvintageharley1990. [[https://www.ebay.com/str/jrsvintageharleyparts?_trksid=p2047675.l2563|Link to Ebay Store]] )) {{:techtalk:ih:engmech:breather_bushing_pic1_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated/page2?t=1861965&page=2)) {{:techtalk:ih:engmech:breather_bushing_pic2_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated/page2?t=1861965&page=2)) \\ |
| - | {{:techtalk:ih:engmech:breather_bushing_pic3_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965)) {{:techtalk:ih:engmech:breather_bushing_pic4_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965)) {{:techtalk:ih:engmech:breather_bushing_pic5_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM http://xlforum.net/forums/showthread.php?t=1861965)) \\ | + | {{:techtalk:ih:engmech:breather_bushing_pic3_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated/page2?t=1861965&page=2)) {{:techtalk:ih:engmech:breather_bushing_pic4_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated/page2?t=1861965&page=2)) {{:techtalk:ih:engmech:breather_bushing_pic5_by_62_ironhead.jpg?direct&300|}} ((photo by 62 Ironhead of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/173424-oil-separator-question-any-help-appreciated/page2?t=1861965&page=2)) \\ |
| Line 219: | Line 219: | ||
| This was the brake shaft design from 1977-1979 (even though the rear brakes went hydraulic in 1979). \\ | This was the brake shaft design from 1977-1979 (even though the rear brakes went hydraulic in 1979). \\ | ||
| However, in 1980, the MoCo moved the brake operating lever to the trans sprocket cover so the hole in the cam cover was now useless (1980-1985). \\ | However, in 1980, the MoCo moved the brake operating lever to the trans sprocket cover so the hole in the cam cover was now useless (1980-1985). \\ | ||
| - | Cam Cover Bushing Bore: .7450" ((Scott of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074151)) \\ | + | Cam Cover Bushing Bore: .7450" ((Scott of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/197504-cam-cover-swap?t=2074151)) \\ |
| Bushing (25594-75) App. Dims: \\ | Bushing (25594-75) App. Dims: \\ | ||
| Bushing OD (before installing): .752" ((Dims from Robison Motorcycles)) \\ | Bushing OD (before installing): .752" ((Dims from Robison Motorcycles)) \\ | ||
| - | Bushing ID (before installing): .6250" ((Scott of the XLFORUM http://xlforum.net/forums/showthread.php?t=2074151)) \\ | + | Bushing ID (before installing): .6250" ((Scott of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/197504-cam-cover-swap?t=2074151)) \\ |
| Bushing Length: .625" ((Dims from Robison Motorcycles)) \\ | Bushing Length: .625" ((Dims from Robison Motorcycles)) \\ | ||
| Line 272: | Line 272: | ||
| | Notes|"Hump" cases (primary cast to accept electric starter). \\ Right case is replacement for 1967-1968 XLH \\ Case set is also replacement for 1967-1969 XLH \\ Right case, lower left of gearcase, drilled and tapped for chain oiler fitting.||||| | | Notes|"Hump" cases (primary cast to accept electric starter). \\ Right case is replacement for 1967-1968 XLH \\ Case set is also replacement for 1967-1969 XLH \\ Right case, lower left of gearcase, drilled and tapped for chain oiler fitting.||||| | ||
| |L1969-E1971 XLH/XLCH|24512-67A|24531-67|34-67|24555-67A|24558-67| | |L1969-E1971 XLH/XLCH|24512-67A|24531-67|34-67|24555-67A|24558-67| | ||
| - | | Notes|1970 and all future Sportster year cases are "hump" cases for electric start \\ Left case is replacement for 1967-1969 XLH \\ Right case is replacement for 1967-1969 XLH \\ Case set is also replacement for 1967-1969 XLH \\ 1978 parts supplement corrects "used on" models to 70-71 XLCH \\ VIN moved the from the left side case to the right case. \\ A blank Vin pad is still on the left with no number stamped on it. ((Ferrous Head of the XLFORUM http://xlforum.net/forums/showthread.php?p=5894918&highlight=1970+case#post5894918))||||| | + | | Notes|1970 and all future Sportster year cases are "hump" cases for electric start \\ Left case is replacement for 1967-1969 XLH \\ Right case is replacement for 1967-1969 XLH \\ Case set is also replacement for 1967-1969 XLH \\ 1978 parts supplement corrects "used on" models to 70-71 XLCH \\ VIN moved the from the left side case to the right case. \\ A blank Vin pad is still on the left with no number stamped on it. ((Ferrous Head of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/202152-more-stroker-parts/page8?highlight=1970+case#post4499327))||||| |
| |L1971 XLCH|24512-70|24531-67| |24555-70|24558-67| | |L1971 XLCH|24512-70|24531-67| |24555-70|24558-67| | ||
| | Notes|Case set is also replacement for 1970 XLCH.||||| | | Notes|Case set is also replacement for 1970 XLCH.||||| | ||
| Line 448: | Line 448: | ||
| | Notes:|Aluminum finish|||||| | | Notes:|Aluminum finish|||||| | ||
| - | __false__ | ||
