BMW Piston Ring Part code Part model Part name 1125 7506 252 M54 B30 (six cylinders) Piston rings 1125 7549 510 N62B48 (eight cylinder) Piston Ring 1125 7559 434 N52B30 (six cylinder) Piston ring 1125 7561 848 N52B25 (six cylinder) Piston Ring 1125 7562 457 N46 (four cylinder) Piston Ring 1125 7566 479 MINI (four cylinder) Piston Ring 1125 7574 822 N63 (eight cylinder) Piston Ring 1125 7577 586 N54 (six cylinder) Piston Ring 1125 7588 266 R56/Four Cylinder Piston Ring 1125 7610 297 N55 (six cylinder) Piston Ring 1125 8693 017 B48/4 cylinder Piston ring 1125 7516 838 M54 B22 Piston Ring 1125 7511 697 M54 Piston Ring | Mercedes-Benz Piston Ring Part Number Part Model Part Name 112 030 03 24 M112 Bore 89.9 Piston Ring 266 030 01 24 W169/246/Bore 83 Piston Ring 271 030 03 24 M271 (4 bore 82) New Piston Ring 272 030 01 24 M272 (6 cyl.) Piston Ring 272 030 89 17 M272 Bore 92.9 Piston Ring 276 030 02 24 M276 Bore 92.907 Piston Ring 276 030 07 00 W276 Bore 88 Piston Ring 642 030 00 24 M642 (six cylinder) piston ring 272 030 40 17 M272 (6-bore 88) small bore piston ring |