View 13 Photos View 0 Videos 2007 Cummins ISB Engine Block / Cylinder Block for a Freightliner MT45 Chassis Recently Updated Contact for price ISB CM850 Cylinder Block, Visual Inspection, Part # 3979008. ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)MT45 ChassisStock NumberUPS-666441-36 MLS Number13888150CategoryEngine Blocks / Cylinder Blocks Last Updated3/20/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info