4042303: KIT:VHCLR;BRG,CRKSHFT,0.4 MM O Ring FLS# (New Old): A ED07 103A EL05 006 FLS# (New Old): A ED07 103A EL05 006 Part#: N 21051 20500 including: Audi A1 0 TDI engines Includes bearings for the crankshaft main journals **Applications:** Engine rebuilds and repairs Crankshaft maintenance and replacement **Key Features:** Provides proper clearance between the crankshaft and engine block Ensures proper oil flow and lubrication to the crankshaft **Additional Information:** Crankshaft bearings are critical components that support the crankshaft and allow it to rotate smoothly within the engine block Proper bearing clearance is essential for engine performance and longevity Installation should be performed by qualified mechanics using appropriate measuring tools to ensure correct fitment and clearances Please note that this information is general and may not be specific to your exact kit