<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>Either worn oil pump or worn bearings can result in pulsating oil pressure.</div><div><br></div><div>Unevenly worn bearings can allow leakage in specific positions during rotation, which will result in pulsating oil pressure, OR</div><div><br></div><div>A worn drive gear on the oil pump spindle or camshaft can cause the oil pump to pulse. </div><div><br></div><div>Either condition will require inspection inside of the engine - ugh…</div><div dir="ltr">Best regards,<div>Jim</div></div><div dir="ltr"><br><blockquote type="cite">On Aug 18, 2025, at 4:49 PM, Richard Antal via Healeys <healeys@autox.team.net> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false">Fellow Healeyphiles,</div><div dir="ltr" data-setdir="false"> Today my '65 BJ8 showed a rapidly oscillating oil pressure needle whether at idle or at speed. Oil level normal says the dipstick. The oil pump probably has 130K of use. Is this new finding a harbinger of worse things to come? Need I do anything about it? Thanks for any advice offered.</div><div dir="ltr" data-setdir="false">Rich Antal</div></div><span>_______________________________________________</span><br><span>Support Team.Net http://www.team.net/donate.html</span><br><span>Suggested annual donation $12.75</span><br><span></span><br><span>Archive: http://www.team.net/pipermail/healeys http://autox.team.net/archive/healeys</span><br><span></span><br><span>Healeys@autox.team.net</span><br><span>http://autox.team.net/mailman/listinfo/healeys</span><br><span></span><br><span>Unsubscribe/Manage: http://autox.team.net/mailman/options/healeys/rjhco459@gmail.com</span><br><span></span><br></div></blockquote></body></html>