Petersen 4 stage dry sump pump. The item "Petersen Dry Sump Pump Oil Pump Nascar Imca Ump Racing Dirt Late Model 4 Stage" is in sale since Wednesday, September 5, 2018. This item is in the category "eBay Motors\Parts & Accessories\Performance & Racing Parts\Auto Performance Parts\Engine & Components\Other". The seller is "jarbur-78" and is located in Freehold, New Jersey. This item can be shipped worldwide.