Sealey dieselpetrol engine settinglocking kits beltchain drive sealey vse5660 a dieselpetrol engine flywheel holding tool from sealey is essential for holding the flywheel when releasing and tightening the vibration damper central bolts on bmw m47t2 m57t2 m57tu m67 n20 n26 n43 n45 n45t n46 n46t n47 n51 n52 n53 n54 amp mini w17 dieselpetrol chain drive engines the tool can also be used to hold the flywheel when removing the timing chain for cylinder head work oem tool