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(661R -except EFI engines)
so run off what you need and take it with you into the garage or workshop
Remove the wire from the spark plug and use a thin wall deep socket spark plug type wrench of correct size 13/16″ to remove the spark plug
It uses illustrations and diagrams to guide users through service procedures and parts identification
Caterpillar CAT 120H NA Motor Grader Service Repair Manual (6YN00001 and up) (661R -except EFI engines)Format : PDF SUPPLIED AS DOWNLOADABLE LINK Motor Grader Model: 120H NA Serial Applicable: 6YN00001 and up Language English Format: PDF Caterpillar CAT 120H NA Motor Grader Service Repair Manual 4657 Pages Description Caterpillar CAT 120H NA Motor Grader Service Repair Manual (6YN00001 and up) Motor Grader Model: 120H NA Serial Applicable: 6YN00001 and up Language English Format: PDF Caterpillar CAT 120H NA Motor Grader Service Repair Manual 4657 Pages