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techtalk:ref:engmech01d [2024/01/14 17:05] hippysmack |
techtalk:ref:engmech01d [2024/01/14 18:06] (current) hippysmack |
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| ==== Source a temporary or alternate plug ==== | ==== Source a temporary or alternate plug ==== | ||
| * **A cork** in the hole has been used with various results. Be sure to have an extra or two on hand in the case that the first one blows out. | * **A cork** in the hole has been used with various results. Be sure to have an extra or two on hand in the case that the first one blows out. | ||
| - | * **A self expanding rubber plug** like the ones used for freeze plugs. They are removable and they expand by tightening the wingnut or bolt in the middle. ((milmat1 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1541235&highlight=colony+timing+hole+plug&page=3)). | + | * **A self expanding rubber plug** like the ones used for freeze plugs. They are removable and they expand by tightening the wingnut or bolt in the middle. ((milmat1 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/142250-more-ironhead-hate-hate-hate/page3?t=1541235&highlight=colony+timing+hole+plug&page=3)). |
| - | * **A bolt**. Cut a (same thread size) bolt down to the length of the (measured) hole. Making it a bit longer than the original plug, should allow you to catch the last bit of original threads where the shorter plug wouldn't. Measure up in the hole and don't make it too long to protrude inside the engine and catch on moving parts. ((Hopper http://xlforum.net/forums/showthread.php?t=1461031&highlight=stripped+primary+drain&page=2)) | + | * **A bolt**. Cut a (same thread size) bolt down to the length of the (measured) hole. Making it a bit longer than the original plug, should allow you to catch the last bit of original threads where the shorter plug wouldn't. Measure up in the hole and don't make it too long to protrude inside the engine and catch on moving parts. ((Hopper https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/135180-oil-drain-plug-leaking-woes/page2?t=1461031&highlight=stripped+primary+drain&page=2)) |
| - | * **A piece of oil or gas line hose** that has an O.D. that will fit snug into the case hole. Find a bolt that has threads that are slightly larger than the inside of the hose. Screw the bolt into the hose and the threads of the bolt will expand the hose out against the case threads to seal the leak. ((CaptCaveman of the XLFORUM http://xlforum.net/forums/showthread.php?t=1541235&highlight=colony+timing+hole+plug&page=2)) | + | * **A piece of oil or gas line hose** that has an O.D. that will fit snug into the case hole. Find a bolt that has threads that are slightly larger than the inside of the hose. Screw the bolt into the hose and the threads of the bolt will expand the hose out against the case threads to seal the leak. ((CaptCaveman of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/142250-more-ironhead-hate-hate-hate/page2?t=1541235&highlight=colony+timing+hole+plug&page=2)) |
| - | * **A word of caution** when using automotive style __self-tapping oversized plugs__ when dealing with the crankcase drain. It may be okay for the transmission or primary compartment, but the crankcase drains on Ironheads are little different. ((mrmom9r of the XLFORUM http://xlforum.net/forums/showthread.php?t=1529653)) | + | * **A word of caution** when using automotive style __self-tapping oversized plugs__ when dealing with the crankcase drain. It may be okay for the transmission or primary compartment, but the crankcase drains on Ironheads are little different. ((mrmom9r of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/141121-oversize-plug-drain-plug?t=1529653)) |
| * The drain hole is very close to the edge of the case seam and more often than not the tapered self-tapping style will crack the case from the hole to the center seam of the cases. | * The drain hole is very close to the edge of the case seam and more often than not the tapered self-tapping style will crack the case from the hole to the center seam of the cases. | ||
| * Once that cracks you will have a leak that you can't stop short of a complete teardown. | * Once that cracks you will have a leak that you can't stop short of a complete teardown. | ||
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| |{{:techtalk:ref:engmech:self-tapping_oversized_repair_plug-piggyback_style_by_72_ironhead_xlh.jpg?direct&300|}}| | |{{:techtalk:ref:engmech:self-tapping_oversized_repair_plug-piggyback_style_by_72_ironhead_xlh.jpg?direct&300|}}| | ||
| - | | Self-Tapping Oversized Repair Plug (piggyback style) ((photo by 72 Ironhead XLH http://xlforum.net/forums/showthread.php?t=751303)) | | + | | Self-Tapping Oversized Repair Plug (piggyback style) ((photo by 72 Ironhead XLH https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/91972-primary-drain-plug?t=751303)) | |
| ====== Piggyback Drain Plug Mod for Stripped 1/2"x20 plug holes ====== | ====== Piggyback Drain Plug Mod for Stripped 1/2"x20 plug holes ====== | ||
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| * Drill the hole size for a slip fit for extra strength using dia. of the magnet you will be using (although this isn't a critical dimension). | * Drill the hole size for a slip fit for extra strength using dia. of the magnet you will be using (although this isn't a critical dimension). | ||
| - | |{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_1_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_2_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_3_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))| | + | |{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_1_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_2_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_3_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))| |
| * Apply epoxy in the hole, insert the magnet and let it dry. | * Apply epoxy in the hole, insert the magnet and let it dry. | ||
| * This can also be done in a vise or simply pushed in depending on the clearance you made while drilling the hole. | * This can also be done in a vise or simply pushed in depending on the clearance you made while drilling the hole. | ||
| - | |{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_4_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_5_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_6_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))| | + | |{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_4_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_5_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_6_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))| |
| * The shank length on this plug is 0.549". You can cut a slot thru any length of threads that protrude into the case past the hole. | * The shank length on this plug is 0.549". You can cut a slot thru any length of threads that protrude into the case past the hole. | ||
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| * A flat surface will allow you tighten the plug to the correct torque without extra warp-age to the case threads to get a good seal. | * A flat surface will allow you tighten the plug to the correct torque without extra warp-age to the case threads to get a good seal. | ||
| - | |{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_7_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_8_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_9_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM http://xlforum.net/forums/showthread.php?t=2045306&highlight=primary+drain+plug))| | + | |{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_7_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_8_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))|{{:techtalk:ref:engmech:piggy_back_drain_plug_mod_9_by_zachary13.jpg?direct&300|}} ((photos by Zachary13 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191707-my-primary-drain-plug-fix?t=2045306&highlight=primary+drain+plug))| |
| * Clean up any debris in the case and blow down the new threads with compressed air or WD-40 from the inside out to clean them of debris. | * Clean up any debris in the case and blow down the new threads with compressed air or WD-40 from the inside out to clean them of debris. | ||
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| * Install the copper washer and internal plug to 14-21 ft/lbs. | * Install the copper washer and internal plug to 14-21 ft/lbs. | ||
| * Check for leaks. | * Check for leaks. | ||
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