Caterpillar Cat C-15 C-16 C-18 On-Highway Engine Shop Service Repair Manual. Serial Numbers Covered in this Manual. 6NZ, W1A, MDP, 7CZ, CJP, MEP. This is in good used condition.Complete with no missing pages. Thanks for looking and good luck! The item "Caterpillar Cat C-15 C-16 C-18 On-Highway Engine Shop Service Repair Manual" is in sale since Wednesday, April 15, 2020. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Heavy Equipment Manuals & Books". The seller is "manualbasket" and is located in Fairfield, Iowa. This item can be shipped worldwide.