Thread: max oil temp and min oil pressure

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Originally Posted by Fourq

OK my question is how do you figure I will have 20 PSI Hot with the rod clearance?

i have built i enough of them that hot at a idle with a 30w /40w that thats about it .if you have more good ? but thats about it. with no upper end oil restrictors and a m77hv oil pump saying you do not need much more then this and i do not know %100 with yours? is i did not build the engine you have and do not know were the mains are at but if at .003 i could see that it would be 25.

Originally Posted by pat mccarthy

i have built i enough of them that hot at a idle with a 30w /40w that thats about it .if you have more good ? but thats about it. with no upper end oil restrictors and a m77hv oil pump saying you do not need much more then this and i do not know %100 with yours? is i did not build the engine you have and do not know were the mains are at but if at .003 i could see that it would be 25.

Melling 10778C pump with .003 on the mains and no restrictors. ok so that info makes me a little better with the 20 psi @ idle when its hot. I have also heard the 10 psi per 1000 RPM.