CAT Caterpillar 3406B Truck Engine Repair Manual PDF DOWNLOAD! Please note that this is for a PDF download only. This is not for a physical copy of the manual. This download is 3,296 pages and is for serial 3ZJ. YOU MUST SELECT LOCAL PICKUP FOR DELIVERY. WILL SEND YOU A 6-DIGIT CODE AFTER YOU RECEIVE YOUR ITEM. PLEASE MAKE SURE TO MESSAGE US THE CODE 6-DIGIT YOU RECEIVE SO WE CAN MARK THE TRANSACTION AS COMPLETED. I am the legal owner of this PDF with full rights to own and sell this electronic copy. After payment, please send a message with the email address you wish this PDF to be sent. All PDFs will be sent within 24 hours of purchase but usually will be sent in a much shorter timeframe unless purchased on Saturday. All Saturday purchases will be sent on Sunday morning. Thank you and please let me know if you have any questions.