View 0 Photos View 0 Videos 2005 Cummins ISB Flywheel Housing for a Ford F650 $290 USD (USED) Cummins ISB Cast#: 3959804 Size/SAE: SAE 2 CUMMINS ISB FLYWHEEL HOUSING, CAST# 3959804 ConditionUsedFits To Make(s)FordFits To Model(s)F650Stock Number26004661 MLS Number14394026CategoryFlywheel Housings Last Updated6/4/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info