low volume oil pump

[Alan Roehrich]

Originally Posted by Weekend Racer

Sorry,you should read main bearing clearance are at .0029 +/- .0001. The rod clearance are at .0026. +/- .0001. The rod side clearance are at .014. 15W 40 oïl .
Thank!

So, for all intents and purposes, that's about 0.003" on the mains, and 0.0025" on the rods.

Too much clearance for a -10% volume pump. And 15W40 is not really a good oil choice, either. You'll have about 10 psi hot at an idle of 800 RPM. And maybe 50 psi at 6000-7000 RPM.