1515 Old US Hwy 31 N. 1997 Detroit Series 60 12.7 Liter. DDEC IV Diesel Engine. Stock # R 2165. (Only Applies To Good Running Engines, Excludes Cores/Take Outs). We remove Valve Covers and Oil Pans to inspect the Internal parts to ensure quality. Worldwide Diesel Pays for your core to come back. Easy Simple […]