Description
BMW B48 Short Block Assembly Service M20B23 Ferrea also offers precision CNC machined Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers Ferrea also offers precision CNC machined retainers designed for optimal strength and stability Improved Combustion Chamber Sealing: Fire ringing creates a more robust seal between the cylinder head and the engine block