overhauling of m/s simpson make p-6 engine of 30t crane , spares cost , engine overhauling kit , fill gasket set , front water jacket plate , rear water jacket plate , chain , adjuster , drive shaft & bush kit , rocker shaft , oil pump , water pump , oil filter , diesel filter , w . d 40 spary , silicon tube , bosch pump coupling set , oil seal kit , hose pipe set , connecting rod bolt & nuts , head bolts , injectors , pump elements and valves , engine oil , engine starter repair kit , labour charges , complete engine overhauling charges with head , valve guide , seat new fitting , valve lapping , head facing , engine liner removing and fitting charges for new items , pump and injector overhauling and calibration charges , starter and alternator servicing charges , transportation of engine to and fro