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Piston Rings 84mm for BMW M54b25 M54b30 325I 330I 525I 530I 730I 2.5L 3.0L - China Piston Rings Set, Piston Rings | Made-in-China.com
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Source factory price set of 6 Cyl piston ring 11257506252 M54B25 M54B30 engine size 84x1.5x1.5x2.0mm For BMW on m.alibaba.com
![Evasive Motorsports: Mahle Pistons (Set of 6) - BMW M54 B30 3.0L E46 (0.005" oversize) - 84.127mmx28.32mm CH, 89.6mm stroke, 135mm rod, 22mm pin, 0cc, 304g, 10.5CR, 4032 Evasive Motorsports: Mahle Pistons (Set of 6) - BMW M54 B30 3.0L E46 (0.005" oversize) - 84.127mmx28.32mm CH, 89.6mm stroke, 135mm rod, 22mm pin, 0cc, 304g, 10.5CR, 4032](https://www.evasivemotorsports.com/mm5/graphics/00000001/mahlepistonset.jpg)