Engines | Mounts, , (USED) 1999 Caterpillar 3126 Diesel Engine (70PINECMCONNECTOR), TEST RUN WATCH VIDEO ON JJ REBUILDERS WEBSITE, Serial # 7AS66844, AR # 164-8896, Family # XCPXH0442HRK, 7.2L, 290HP RATED @ 2200, Low Miles!! Fully Inspected!!, Visit JJREBUILDERS for more information on this engine or any other diesel engine you may be looking for. Call 1-800-971-3019. INV # 004143