GB/T 20714-2006

GB/T 6574-1986 Types and dimensions and installation parameters of cooling water radiators for tractor diesel engines GB/T 6573-1986 Cooling water radiators for tractor diesel engines--Method of identification symbols GB/T 6788-1986 Compact spark plug M14×1.25 with conical seating and cylinder head housing GB/T 6791-1986 Spark plug M18×1.5 with conical seating and cylinder head housing GB/T 6787-1986 Compact spark plug M14×1.25 with flat seating and cylinder head housing GB/T 6786-1986 Spark plug M14×1.25 with flat seating and cylinder head housing GB/T 7825-1987 Spark plugs GB/T 14170-1993 Air filter elements for trucks--Dimensions