View 8 Photos View 0 Videos 2006 Cummins ISL Engine Price Drop $3,000 USD Good running Cummins ISL CM850 engine assembly. 299,050 miles. 48 PSI oil pressure. Needs ECM. 120 day guarantee. ConditionUsedHorse Power250 HPFits To Make(s)CUMMINSFits To Model(s)ISLStock Number1041812 MLS Number12389350CategoryEngines Last Updated2/25/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info