Maecenas per etiam cursus tristique nulla ultricies quis sagittis magna feugiat quam quisque purus conubia.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.

That Achilles Heel? Rod bearings!