Over 30,000 aftermarket & original parts. NEW WATER PUMP FITS DETROIT DIESEL 60 SERIES 470 H. P 2326039 23522721 23526039. Replaces Part Numbers & Specifications. DETROIT DIESEL: 23522721 23526039 2326039 E23526039 23505019. ITEM DESCRIPTION: WATER PUMP GASKETS: INCLUDED MOUNT: REAR SPECIFICATIONS: NEWER CASTING WITH POUCH. 3/8″ PIPE PORT REDUCER SUPPLIED FOR 1/4″ APPLICATIONS. IRON BACKPLATE WEIGHT: 29 LBS. As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). PLEASE VERIFY YOUR OEM PART NUMBER FROM YOUR ORIGINAL UNIT TO HELP ENSURE FITMENT. THIS WATER PUMP FITS VARIOUS APPLICATIONS WITH THE FOLLOWING ENGINES. DETROIT DIESEL 60 SERIES 470 HP & UP HIGH CAPACITY – WITH HEATER OUTLET PROVISION FITS ENGINES BUILT IN 1991 & LATER. The sole responsibility of RAREELECTRICAL – if any – shall be the replacement of defective products as stated above. It is the responsibility of the customer to verify the correct application information prior to purchasing any product from RAREELECTRICAL. 8AM-6PM EST Customer Service.