General description Pre Chamber removal adaptor and slide hammer kit designed for removing the pre-chamber from the cylinder head on early indirect injection Mercedes-Benz diesel engines. Technical specifications Double ended adaptor with M22 x 1mm and M22 x 1.5mm threads Bolt size: M16 x 1.5mm Compatible engine codes: OM 601, 602.91, 602.93, 602.94, 603.91, 603.93, 603.96, 603.97, 604, 605, 606, 615, 616, 617.91, 617.93, 617.95 Equivalent to OE numbers: 602 589 00 33 02 & 667 589 03 63 00 Usage Ensure the threaded bar is well lubricated with molybdenum disulphide grease before use.