4 0 2013 Mack MP7 Engine Oil Pump for a Mack CXU612 $275 USD Mack MP7 Oil Pump, P/N 20835230 (21602023, 85013238). All Used Engine Parts Sold With a 30 Day “Parts Only†Warranty. In The Event Of Failure, The Used Engine Part Will Be Replaced Or... ConditionUsedFits To Make(s)MACKFits To Model(s)CXU612Stock NumberUPS-273836-34 MLS Number13892606CategoryEngine Oil Pumps Last Updated10/28/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info