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techtalk:ref:svcproc11i [2021/08/28 00:50] hippysmack [Threading the end of the shift drum for a nut] |
techtalk:ref:svcproc11i [2024/01/21 06:14] hippysmack |
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| **The OEM shaft groove depth, width and the shaft OD on the end are all made specifically to specs for the flexible retainer clip**. \\ | **The OEM shaft groove depth, width and the shaft OD on the end are all made specifically to specs for the flexible retainer clip**. \\ | ||
| - | The groove depth is cut significantly deep to match the specs for the flex clip (app .085"). \\ | + | The groove depth is cut significantly deep to match the specs for the flex clip as well as the length of the groove (app .085"). \\ |
| So a regular circlip to replace the OEM one will require a washer behind it to take up that space between the circlip and the detent plate. \\ | So a regular circlip to replace the OEM one will require a washer behind it to take up that space between the circlip and the detent plate. \\ | ||
| The groove width is cut wide to allow for the clip to shoulder against the detent plate. \\ | The groove width is cut wide to allow for the clip to shoulder against the detent plate. \\ | ||
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| The OEM retainer ring is officially called an (External Bowed Locking Ring). \\ | The OEM retainer ring is officially called an (External Bowed Locking Ring). \\ | ||
| - | | OEM 91-03 detent plate and retainer ring ((photo by xLoneRiderx of the XLFORUM http://xlforum.net/forums/showthread.php?t=2078814&highlight=detent&page=20)) | | + | | OEM 91-03 detent plate and retainer ring ((photo by xLoneRiderx of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-motor-top-end/201713-1250-unhappiness-2020-edition/page20?t=2078814&highlight=detent&page=20)) | |
| |{{:techtalk:ref:svcproc:shifter_detent_plate_11019_1991-2003_by_xloneriderx.jpg?direct&300|}}| | |{{:techtalk:ref:svcproc:shifter_detent_plate_11019_1991-2003_by_xloneriderx.jpg?direct&300|}}| | ||
| ====== Sizing information for a retainer ring alternative ====== | ====== Sizing information for a retainer ring alternative ====== | ||
| - | |||
| There are some considerations when trying to spec an alternate retainer for the detent plate. \\ | There are some considerations when trying to spec an alternate retainer for the detent plate. \\ | ||
| - Any attempt to tighten the detent plate against the pins can result in transferring the load to and breaking the shift drum shaft end. \\ Normally the load is "handled" by the flexible OEM clip which softens side pressures against the tip where the clip is installed. \\ The flexible clip is another one of those pieces that is designed to fail before it's more important counterpart (shaft end) fails. \\ So keep in mind to check the shaft end with any opportunity given when the primary cover is off. | - Any attempt to tighten the detent plate against the pins can result in transferring the load to and breaking the shift drum shaft end. \\ Normally the load is "handled" by the flexible OEM clip which softens side pressures against the tip where the clip is installed. \\ The flexible clip is another one of those pieces that is designed to fail before it's more important counterpart (shaft end) fails. \\ So keep in mind to check the shaft end with any opportunity given when the primary cover is off. | ||
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| ===== Threading the end of the shift drum for a nut ===== | ===== Threading the end of the shift drum for a nut ===== | ||
| + | **Warning**: This mod is irreversible. You can not go back to the stock flex clip after performing this mod. \\ | ||
| + | If you change your mind later or the shaft/threads get messed up, you'll need to replace the entire drum. \\ | ||
| It is possible to grind the shaft end (where the retainer ring groove is) down to the correct size to cut threads with a die for a nut. \\ | It is possible to grind the shaft end (where the retainer ring groove is) down to the correct size to cut threads with a die for a nut. \\ | ||
