Bmw engine timing toolkit bmw n47 n47s n57 diesel chain engine timing tools engine timing tool for bmw x1 x5 x6 n47 n47s d20a d20b d20t0 diesel chain for adjusting the engine timing when replacing the timing chain, head gasket, etc. suitable for the following bmw models: • for 1 series: 118 d (e81 - e87),120 d (e81 - e82 - e87),123 d (e81 - e82 - e87) • for 3 series: 318 d (e90 - e91), 320 d (e90 - e91 - e92) • for 5 series: 520 d (e60 - e61), x3: 2.0 d (e83) includes the following tools: • camshaft locking tool • crankshaft locking tool • crankshaft rotation tool