Search for the thread locker ring across the bolt. This informs you it’s underneath the bolt head, likewise and will support in retaining them set up On top of that, after you have taken these measures, You may also run a bigger sump and oil pump to extend oiling. For https://nissanskylineengines70185.tribunablog.com/5-simple-techniques-for-nissan-skyline-rb26-engine-for-sale-42580950