I would think the stock windage tray would be better than nothing at all, but on my 340 I'm running a scraper and a pan with a side kickout and screen (perforated metal) windage tray. But if I could only choose one of those elements, it would be the scraper.

Last edited by SoCalRacer; 10/03/19 03:38 PM.
If it ain't broke ... you're not pushing it hard enough.