I have a pre-oiler. Mounted a supply fitting in the pan and returned oil to the
[COLOR=blue !important][COLOR=blue !important]oil [COLOR=blue !important]cooler[/COLOR][/COLOR][/COLOR] return fiiting at the block. I got it to reduce start-up wear, but reduced tensioner noise was a plus. I installed an accumulator a few years later for added road race protection. It faster and noiseless compared to the pump. -Mike Kryger