Main Bearings 50.60mm Big End

The King Racing MB5566XP main bearings are performance-oriented components engineered for a specific range of Audi and Volkswagen engines. These bearings are suitable for all 4-cylinder Audi/VW A3, A4, A6, TT, 80, 90, and 100 models manufactured from 1983 to 2001. Specifically designed for engines with a 50.60mm big end, these main bearings accommodate displacements of 1.6L, 1.8L (including turbocharged variants), and 2.0L. The extensive list of compatible engine codes includes 9A, KR, PL, 3A, AFB, AGU, AEB, ANB, APH, APU, ARZ, AVC, AWC, ARX, AUM, AUQ, AWM, AWP, AWT, AWU, AWV, BBU, BJX, BKF, BKV, and BLZ. Key specifications for these bearings include a crankshaft journal diameter of 53.978 / 53.957 mm and a housing bore of 58.999 / 59.017 mm. They also feature a maximum wall thickness of 2.499 mm and a maximum length of 18.461 mm. The set includes four main bearings.