6 0 2004 Cummins ISX Engine Thermostat Housing for CM870 $50 USD (USED) 2004 Cummins ISX Diesel Engine Thermostat Housing, for sale!!!!, P/N: 20535568, CM870, Stock #: TH1005 For more information about this listing, shipping, technical questions email... ConditionUsedHorse Power450 HPEngine ModelISXWill Fit Year(s)CM870Part Number20535568Stock NumberTH1005 MLS Number9923397CategoryEngine Thermostat Housings Last Updated7/14/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info