Bmw E46 M3 Rod Bearing Replacement

If the issues are left unattended it can cause serious damage to the rear diff assembly so we would recommend overhauling the diff when it develops signs of a problem. Greater clearance and oil flow for less friction and wear. That s because the s54 m3 engine is plagued by rod bearing wear issues so much so that there was a recall from bmw to replace the bearings on early 01 to mid 03 model year e46 m3s like ours.

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Bmw m3 s65 before engine damage or failure will be 2 200.

Bmw e46 m3 rod bearing replacement.

We ll keep this short as this is mostly an issue with 2001 2003 bmw s54 m3 engines. Our inclusive uprated rod bearing replacement a common issue on the bmw s54 engine as used in the e46 m3 z3 z4m when not replaced over time the bearing wears away and can lead to costly engine repairs. It s still an issue worth mentioning since it s a very serious issue. 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 e46 m3 are known to wear issues with their rear differential and currently the only official solution is to replace the whole assembly at significant cost 3 000. Bmw m5 m6 s85 before damage or failure will be 2 400. Bmw e46 m3 s54 3 2l connecting rod bearing be bearings performance rod bearing replacement kit includes everything needed for a rod bearing service featuring be bearings upgraded rod bearings. Additionally most rod bearings that would fail due to design flaws likely already did so.

Uprated king acl rod bearings. Rod bearing replacement service. This service will include replacement of modified specification shells as a precautionary measure. Our replacement service includes.

Bmw s54 rod bearing failures. Rod bearings are an essential component to proper internal function.