Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - standard vs high volume oil pump in 555 bbc
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Old 06-22-2012, 05:31 PM's Avatar is offline
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It depends on how the engine was set up on build. Loose bearing clearance and other maxed out specs. will require HV pump.

I try to avoid them. If not done properly. They can cause cam wear problems on flat tappet engines. Both at the front thrust surface and the pump drive.
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