ATV Oil, Lubrication & Filter help oil problem June 10, 2015 I changed oil filter pulled tank screen put 2 qrts of oil in pinched vent tupe off to prime pump, oil is pouring out the slit in the vent tube buy pump wont stop coming out when engine is running Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related