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techtalk:ref:engmech01s [2019/05/21 22:19] hippysmack [Windage Tray / Flywheel Scraper] |
techtalk:ref:engmech01s [2023/12/25 23:22] hippysmack |
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| ====== REF: Engine Mechanicals - Sub-01S ====== | ====== REF: Engine Mechanicals - Sub-01S ====== | ||
| ====== Windage Tray / Flywheel Scraper ====== | ====== Windage Tray / Flywheel Scraper ====== | ||
| - | These are in two separate pieces. ((aswracing of the XLFORUM http://xlforum.net/forums/showthread.php?t=203160)) \\ | + | These are in two separate pieces. ((aswracing of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-bottom-end/49717-flywheel-scraper?t=203160)) \\ |
| The scraper peels the oil off the flywheels and sends it down under the windage tray. \\ | The scraper peels the oil off the flywheels and sends it down under the windage tray. \\ | ||
| The windage tray isolates the oil under the flywheels so that windage from the flywheels doesn't kick it back up again. \\ | The windage tray isolates the oil under the flywheels so that windage from the flywheels doesn't kick it back up again. \\ | ||
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| Otherwise oil will seep through and fill your primary. \\ | Otherwise oil will seep through and fill your primary. \\ | ||
| - | | XL engine flywheel scraper ((photo by aswracing of the XLFORUM http://xlforum.net/forums/showthread.php?t=203160)) | | + | | Commercial XL engine flywheel scraper ((photo by aswracing of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-bottom-end/49717-flywheel-scraper?t=203160)) | |
| |{{:techtalk:ref:engmech:flywheel_scraper_by_aswracing.jpg?direct&300|}}| | |{{:techtalk:ref:engmech:flywheel_scraper_by_aswracing.jpg?direct&300|}}| | ||
| + | |||
| + | | Homemade XL engine flywheel scraper ((photos by AussieGuzza of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/87710-aussiegazzas-rebuild/page11?t=692835&page=11)) ((https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-engine-conversions/87710-aussiegazzas-rebuild/page12?t=692835&page=12)) ||| | ||
| + | |{{:techtalk:ref:engmech:flywheel_scraper_6_by_aussiegazz.jpg?direct&300|}}|{{:techtalk:ref:engmech:flywheel_scraper_3_by_aussiegazz.jpg?direct&300|}}|{{:techtalk:ref:engmech:flywheel_scraper_1_by_aussiegazz.jpg?direct&300|}}| | ||
| + | |||
| + | |{{:techtalk:ref:engmech:flywheel_scraper_2_by_aussiegazz.jpg?direct&300|}}|{{:techtalk:ref:engmech:flywheel_scraper_5_by_aussiegazz.jpg?direct&300|}}|{{:techtalk:ref:engmech:flywheel_scraper_4_by_aussiegazz.jpg?direct&300|}}| | ||
| Here's how it's done on S&S cases. \\ | Here's how it's done on S&S cases. \\ | ||
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| The advantage to this method is that the reed valve prevents any vacuum (from the pistons going up) from being seen at the scavenge inlet. \\ | The advantage to this method is that the reed valve prevents any vacuum (from the pistons going up) from being seen at the scavenge inlet. \\ | ||
| Putting vacuum on the scavenge inlet plays hell with scavenging. \\ | Putting vacuum on the scavenge inlet plays hell with scavenging. \\ | ||
| - | We never see wet-sumping issues with this setup the way we do on stock (XL) case motors. ((aswracing of the XLFORUM http://xlforum.net/forums/showthread.php?t=203160)) \\ | + | We never see wet-sumping issues with this setup the way we do on stock (XL) case motors. ((aswracing of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-bottom-end/49717-flywheel-scraper?t=203160)) \\ |
| - | | S&S engine w/ built in flywheel scraper ((photo by aswracing http://xlforum.net/forums/showthread.php?t=59421&page=28)) | | + | | S&S engine w/ built in flywheel scraper ((photo by aswracing https://www.xlforum.net/forum/vendors/nrhs-high-performance/33374-04s-and-up-and-oil-use/page28?t=59421&page=28)) | |
| |{{:techtalk:evo:oil:ss_wet_sumping_fix_by_aswracing.jpg?direct&300|}}| | |{{:techtalk:evo:oil:ss_wet_sumping_fix_by_aswracing.jpg?direct&300|}}| | ||
