2 0 Cummins 6CT Flywheel Housing $400 USD ISL, Used, P/N 3975561, Core Charge: 0.00 ConditionUsedFits To Make(s)CumminsPart Number3975561Stock Number147784 MLS Number9722119CategoryFlywheel Housings Last Updated10/1/2025 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info