E46 M3 Rod Bearings

Bmw began replacing rod bearings in affected s54 engines.

E46 m3 rod bearings.

King racing xp series big end connecting rod bearings for the bmw s54b32 engine. After putting the e46 m3 on. Be bearings performance rod bearing replacement kit. Rod bearings are an essential component to proper internal function.

The bearings feature pmax black a unique tri metal. Some rod bearing treatments are designed to allow the bearing to retain oil better which if they do actually do that would be helpful. Greater clearance and oil flow for less friction and wear. The xp series is a line of bearings with advanced metallurgical and geometric technologies that meet extreme performance loads.

Bmw e46 m3 rod bearing replacement if you ve been following our drift car build off video series on our youtube channel then you know we bought the cheapest e46 m3 we could find 4 000 usd and that meant accepting the fact the 300 000 km chassis and engine were going to need some maintenance before we could reliably pound on the s54 3 2. Internal issues are never good. Available in standard size and std x with additional oil clearance as well as 0 025mm and 0 25mm oversizes. Eventually bmw succumbed to the serious s54 rod bearing issues.

If a coated bearing is adding material to a rod bearing then obviously it must also be reducing the bearing clearance on the crankshaft journal. Includes everything needed for a rod bearing service featuring be bearings upgraded rod bearings. Replacing rod bearings on an s54 our good friends over at speed acamedy are currently refreshing an s54 motor for their e46 m3 project and needed to replace their rod bearings if you ve ever dealt with an s54 you know that it s an amazing motor with an unfortunate achilles heel. Bmw gave owners a hassle early on claiming engine failures due to rod bearings were caused by over revving.