Crankcase machining for long stroke crankshaft passage

Machining of a crankcase set for the passage of a long stroke crankshaft On PEUGEOT 103, MBK 51... You can buy this machining at the same time as a set of ENGINE casings to receive them ready to receive the racing crankshaft long. The price is explained by the program, the assembly, the fixing, the taxes, the hours of labor, the tool participation...