This is a good thread about oil pumps, oil pressure, and lubrication. One thing I think I'll do, it when priming my future engines. I'll have the starter ready and while running the drill priming the engine, bump the starter a few times. Some may disagree but it mays sense to me, either that or I has "oldtimers"
Shimming oil pump psi spring? - ClassicOldsmobile.com
Small Blocks - Shimming oil pump psi spring? - Hi, I'm freshing up a 330 that has 50,000 on it and thru my searches I see a lot of mentions about shimming the pressure spring one post list .080 another says .250, should I consider doing this an if so how much? 65 330 4v st300 3:23 gears Regards,
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