Guidelines and procedures for repairing parts of the Crankshaft are provided and in some cases where a separate service manual does not exist for an internal engine component, it points to the manufacturer not having issued one. The repair of a unit includes required services, machining, cleaning, inspection and fitting as part of an engine overhaul such as cylinder boring, honing, fitting of connecting rods and bearings, fitting the Crankshaft with bearings, replacing camshaft bearings, disassembling the connecting rod and
Piston, the Cylinder Head and valve parts (valves, seats, springs, rockers), the Oil Pump, fitting new pistons and rings, thread information, valve and seat grinding (valve job) and timing components maintenance (chain, belt, gears).