{"id":2060,"date":"2026-03-02T14:49:28","date_gmt":"2026-03-02T14:49:28","guid":{"rendered":"https:\/\/robonza.com\/beetle\/?p=2060"},"modified":"2026-03-12T02:49:56","modified_gmt":"2026-03-12T02:49:56","slug":"leaky-oil-pump-fix","status":"publish","type":"post","link":"https:\/\/robonza.com\/beetle\/index.php\/2026\/03\/02\/leaky-oil-pump-fix\/","title":{"rendered":"Leaky Oil Pump Fix"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The cover on my oil pump has been leaking since I got it back from the engine rebuild, but recently it got worse. The internet tells me it could be from a warped cover plate. Well, the only thing to do is get to it. Which means:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Drain the oil<\/li>\n\n\n\n<li>Loosen the pulley <\/li>\n\n\n\n<li>Remove the AN fitting <\/li>\n\n\n\n<li>Remove the plate<\/li>\n\n\n\n<li>Clean the surface<\/li>\n\n\n\n<li>New gasket<\/li>\n\n\n\n<li>New plate<\/li>\n\n\n\n<li>Put the AN fitting back on<\/li>\n\n\n\n<li>Might as well change the oil filter<\/li>\n\n\n\n<li>Might as well clean the screen <\/li>\n\n\n\n<li>New oil <\/li>\n\n\n\n<li>Test<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7450-1024x768.jpg\" alt=\"\" class=\"wp-image-2036\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7450-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7450-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7450-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7450-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7450-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7452.jpg\" alt=\"\" class=\"wp-image-2038\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">I took a minute to swap out the cover to a MST billet cover. It seemed burly. No magnetic drain plug, so I will swap that in next time. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-scaled.jpg\" alt=\"\" class=\"wp-image-2066\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-scaled.jpg 2560w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7456-edited-4-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">I also replaced the screen, because the old one was a bit beat up. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7458-1024x768.jpg\" alt=\"\" class=\"wp-image-2042\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7458-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7458-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7458-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7458-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7458-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7459-1024x768.jpg\" alt=\"\" class=\"wp-image-2043\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7459-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7459-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7459-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7459-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7459-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Now on to the real problem. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7460-1024x768.jpg\" alt=\"\" class=\"wp-image-2044\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7460-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7460-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7460-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7460-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7460-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The CB Full Flow Oil Pump Cover plate, which has been leaking, I think from the nuts or maybe where the pump mates to the case? I thought I could remove the cover without remove the pulley, but I had to loosen that up. First up, remove the AN fitting. I bought the fancy Jegs aluminum wrenches. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7461-1024x768.jpg\" alt=\"\" class=\"wp-image-2045\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7461-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7461-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7461-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7461-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7461-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7465-1024x768.jpg\" alt=\"\" class=\"wp-image-2049\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7465-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7465-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7465-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7465-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7465-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The pump had lots of RTV on it, which the Bentley and Muir manuals both say to just install it dry. I scraped it all off and put in a new gasket and the new cover. But I also swapped to new oil pump nuts from JBugs that were way more substantial than what was on there.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7469-1024x768.jpg\" alt=\"\" class=\"wp-image-2052\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7469-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7469-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7469-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7469-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7469-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The other nuts used a washer and then a sealed nut, I think oil was coming out from the washer area. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"681\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001766-1024x681.jpg\" alt=\"\" class=\"wp-image-2055\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001766-1024x681.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001766-300x199.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001766-768x511.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001766-1536x1021.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001766-2048x1362.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7463-1024x768.jpg\" alt=\"\" class=\"wp-image-2047\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7463-1024x768.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7463-300x225.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7463-768x576.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7463-1536x1152.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/IMG_7463-2048x1536.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">I put on a new filter while at it, and I switched back to the Wix 51515r , r=racing, since that seems to be what everyone uses. And apparently I change my oil every 200 miles now. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"681\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001765-1024x681.jpg\" alt=\"\" class=\"wp-image-2054\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001765-1024x681.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001765-300x199.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001765-768x511.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001765-1536x1021.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001765-2048x1362.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">No leaks after running to get my mail. We&#8217;ll see&#8230; I have a feeling the AN fitting might be leaking next. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"681\" src=\"http:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001773-1024x681.jpg\" alt=\"\" class=\"wp-image-2056\" srcset=\"https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001773-1024x681.jpg 1024w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001773-300x199.jpg 300w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001773-768x511.jpg 768w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001773-1536x1021.jpg 1536w, https:\/\/robonza.com\/beetle\/wp-content\/uploads\/2026\/02\/L1001773-2048x1362.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Parts:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CB Performance Oil Pump Cover <a href=\"https:\/\/www.cbperformance.com\/product-p\/ffopc.htm\">https:\/\/www.cbperformance.com\/product-p\/ffopc.htm<\/a><\/li>\n\n\n\n<li>CB Performance Oil Pump Cover Gasket <a href=\"https:\/\/www.cbperformance.com\/product-p\/1802.htm\">https:\/\/www.cbperformance.com\/product-p\/1802.htm<\/a><\/li>\n\n\n\n<li>JBugs Oil Pump Cover Nuts <a href=\"https:\/\/www.jbugs.com\/product\/111115161.html\">https:\/\/www.jbugs.com\/product\/111115161.html<\/a><\/li>\n\n\n\n<li>MST Sump Cover <a href=\"https:\/\/www.partsbymst.com\/shop\/engine-components-accessories\/oil-sump-cover-plate\/oil-sump-cover-plate\/\">https:\/\/www.partsbymst.com\/shop\/engine-components-accessories\/oil-sump-cover-plate\/oil-sump-cover-plate\/<\/a> <\/li>\n\n\n\n<li>Wix 51515r filter <a href=\"https:\/\/www.wixfilters.com\/en-sg\/catalog\/results\/product.html\/51515r_wix.html\">https:\/\/www.wixfilters.com\/en-sg\/catalog\/results\/product.html\/51515r_wix.html<\/a><\/li>\n\n\n\n<li>VR1 20W-50 <a href=\"https:\/\/shop.valvolineglobal.com\/collections\/vr1-racing-motor-oil\">https:\/\/shop.valvolineglobal.com\/collections\/vr1-racing-motor-oil<\/a><\/li>\n\n\n\n<li>MOA <a href=\"https:\/\/www.bgprod.com\/catalog\/engine\/bg-advanced-formula-moa\/\">https:\/\/www.bgprod.com\/catalog\/engine\/bg-advanced-formula-moa\/<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The cover on my oil pump has been leaking since I got it back from the engine rebuild, but recently it got worse. The&#8230;<\/p>\n","protected":false},"author":1,"featured_media":2057,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2060","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/posts\/2060","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/comments?post=2060"}],"version-history":[{"count":3,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/posts\/2060\/revisions"}],"predecessor-version":[{"id":2091,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/posts\/2060\/revisions\/2091"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/media\/2057"}],"wp:attachment":[{"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/media?parent=2060"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/categories?post=2060"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/robonza.com\/beetle\/index.php\/wp-json\/wp\/v2\/tags?post=2060"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}