Compatible Engine Codes: N12 B16 A, N14 B16 A, N14 B16 C, N18 B16 A, N18 B16 C. Fitting Position: Intake Side, Exhaust Side. Motor Type: MINI. ROCKERS ARM. ENGINE REBUILD KIT. Our products incorporate Piston Ring, Main and Big End Bearing, Oil Pump, Crankshaft, Crankshaft Pulley, Piston, Full Gasket Set, and so on.