Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
techtalk:ref:engmech01s [2019/05/21 22:03] hippysmack [Windage Tray / Flywheel Scraper] |
techtalk:ref:engmech01s [2023/12/25 23:22] hippysmack |
||
---|---|---|---|
Line 2: | Line 2: | ||
====== 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. \\ | ||
Line 19: | Line 19: | ||
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)) | S&S engine w/ built in flywheel scraper ((photo by aswracing http://xlforum.net/forums/showthread.php?t=59421&page=28)) | | + | | 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:evo:oil:ss_wet_sumping_fix_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. \\ | ||
Line 27: | Line 32: | ||
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 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|}}| | ||
\\ | \\ |