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| techtalk:ref:engmech07p [2020/10/02 16:40] – created hippysmack | techtalk:ref:engmech07p [2023/12/26 22:43] (current) – hippysmack |
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| * [[techtalk:ref:engmech04g|Slack tube testing on a 1998 1250S model]] | * [[techtalk:ref:engmech04g|Slack tube testing on a 1998 1250S model]] |
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| Testing was done from the timing plug hole and then from the oil tank with a slack tube on a 2001 XL1200S (with no load) by bustert of the XLFORUM. ((http://xlforum.net/forums/showthread.php?p=5767694#post5767694)) \\ | Testing was done from the timing plug hole and then from the oil tank with a slack tube on a 2001 XL1200S (with no load) by bustert of the XLFORUM. ((https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-bottom-end/197307-sportster-crankcase-pressure-engine-breathing-wetsumping-and-mods/page31#post4326111)) \\ |
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| On the left (from timing hole plug), the engine begins at high vacuum (green liquid line on scales in pics below). \\ | On the left (from timing hole plug), the engine begins at high vacuum (green liquid line on scales in pics below). \\ |
| So a 15 on one side with a 15 on the other would be 30". \\ | So a 15 on one side with a 15 on the other would be 30". \\ |
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| |Slack Tube testing from timing hole plug. ((photos by bustert of the XLFORUM http://xlforum.net/forums/showthread.php?p=5767694#post5767694))||Slack Tube testing from oil tank|| | |Slack Tube testing from timing hole plug. ((photos by bustert of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-motor-engine/sportster-motorcycle-bottom-end/197307-sportster-crankcase-pressure-engine-breathing-wetsumping-and-mods/page31#post4326111))||Slack Tube testing from oil tank|| |
| |1000 \\ RPM|{{:techtalk:ref:engmech:checking_cc_pressure_at_timing_hole_plug_1_by_bustert.jpg?direct&300|}}|{{:techtalk:ref:engmech:checking_cc_pressure_at_oil_tank_1.1_by_bustert.jpg?direct&300|}}|1000 \\ RPM| | |1000 \\ RPM|{{:techtalk:ref:engmech:checking_cc_pressure_at_timing_hole_plug_1_by_bustert.jpg?direct&300|}}|{{:techtalk:ref:engmech:checking_cc_pressure_at_oil_tank_1.1_by_bustert.jpg?direct&300|}}|1000 \\ RPM| |
| |2000 \\ RPM|{{:techtalk:ref:engmech:checking_cc_pressure_at_timing_hole_plug_2_by_bustert.jpg?direct&300|}}|{{:techtalk:ref:engmech:checking_cc_pressure_at_oil_tank_2_by_bustert.jpg?direct&300|}}|2000 \\ RPM| | |2000 \\ RPM|{{:techtalk:ref:engmech:checking_cc_pressure_at_timing_hole_plug_2_by_bustert.jpg?direct&300|}}|{{:techtalk:ref:engmech:checking_cc_pressure_at_oil_tank_2_by_bustert.jpg?direct&300|}}|2000 \\ RPM| |
