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techtalk:ref:genmsr04 [2020/10/29 21:46]
hippysmack [Oil Tank / Vent Line]
techtalk:ref:genmsr04 [2020/10/30 00:30]
hippysmack [Modified Oil Tank Cap]
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 [[:​techtalk:​menu|{{ ​ :​techtalk:​gototechnicalmenu.jpg|}}]] [[:​techtalk:​menu|{{ ​ :​techtalk:​gototechnicalmenu.jpg|}}]]
-====== REF: Engine Mechanicals ​Sub-04F ​======+====== REF: General-MSR 04 ======
 \\ \\
 ====== Using / Diagnosing with a Slack Tube (Manometer) ====== ====== Using / Diagnosing with a Slack Tube (Manometer) ======
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   * [[techtalk:​ref:​tools173#​manometer_slack_tube_for_measuring_air_pressure|Manometer (slack tube) for Measuring Air Pressure]] (what it is and how it works)   * [[techtalk:​ref:​tools173#​manometer_slack_tube_for_measuring_air_pressure|Manometer (slack tube) for Measuring Air Pressure]] (what it is and how it works)
   * [[techtalk:​ref:​engmech04e|Building Your Own Slack Tube]]   * [[techtalk:​ref:​engmech04e|Building Your Own Slack Tube]]
 +  * [[techtalk:​ref:​genmsr04a|Modifying a Rubber Stopper for Oil Tank Pressure Testing]]
   * [[techtalk:​ref:​engmech04g|Slack Tube Testing on a 1998 1250S Sportster]]   * [[techtalk:​ref:​engmech04g|Slack Tube Testing on a 1998 1250S Sportster]]
   * [[techtalk:​ref:​engmech07p|Testing with a Slack Tube (Manometer) by bustert]]   * [[techtalk:​ref:​engmech07p|Testing with a Slack Tube (Manometer) by bustert]]
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 ==== Modified Oil Tank Cap ==== ==== Modified Oil Tank Cap ====
  
 +You can drill a hole for an NPT fitting in a spare oil cap or make a cap just for testing. \\
 +The one below was made from a rubber plug bought at Lowes. [[techtalk:​ref:​genmsr04a|Click here]] to see the pics of the mod. \\
 +
 +{{:​techtalk:​ref:​genmsr:​homemade_test_oil_cap_6_by_hippysmack.jpg?​direct&​300|}} ((photo by Hippysmack)) \\
 +
 +If you're testing the 04-up plastic oil tank for high pressure, the oil cap is not going to be helpful as a test point. \\
 +You need a tee installed in the vent line for that. \\
 ====== Testing crankcase pressure ====== ====== Testing crankcase pressure ======