We carry a wide selection of parts catalogs and service manuals for Cummins ISB and QSB diesel engines. If you need any help finding a manual, please use our quote request form or call us at 855.470.3525: our friendly inside sales staff will promptly assist you. Cummins QSB 6.7 engine for JCB Dump Trucks 714, 718, 722, JCB Tractor 2155 FASTRAC The instruction book, termed service manual or shop manual, is for learning how to fix or mend the pickup truck back to working order. It covers overhaul, service, rebuild, maintenance, troubleshooting and adjusting procedures. I am looking for a 2010 Ram 2500 6.7 Cummins diesel DIY service manual or the mechanics version. Reply. RJ says Add to Cart. $30.99. Description. CUMMINS ISB 6.7 QSB 6.7 (ISB CM2100 & CM2150) DIESEL ENGINE SERVICE REPAIR MANUAL. PLEASE SEE THE SAMPLE PAGE ON PREVIEW FOR QUALITY OF THE MANUAL AND BUY WITH CONFIDENCE. THIS MANUAL IS COMPATIBLE WITH THE FOLLOWING COMPUTER OPERATING SYSTEMS: # ALL WINDOWS VERSION. # ALL MAC VERSION.