YES (within 21 days). A good core needs to be complete and without physical damage and extreme corrosion. If a failed attempt to rebuild the pump was made please let me know. OEM Sherwood M71 / M70 Raw Water Sea Pump. Disassembled / Media Blasted / Inspected / New Parts Installed / Painted / Tested. SS bolts, impeller, o-ring, gasket, mechanical seal and retaining rings are installed. They are tested and lubricated with glycerin impeller lube. Just bolt it on and return your old pump so I can continue to offer this service. M70, M71-01, Cummins 3907458 and 3912019. This is a flange mount gear drive engine mounted pump. Impeller kit used is 10615k. If you are unsure about your pump just send me a message or give me a call with your complete engine model and I’ll get you the right pump! If you want your existing pump rebuilt or need a pump for another application just check my other listings or send me a message. I stand behind my product and take great pride in producing quality results. If there is a problem, just contact me and I’ll do my best to take care of it. The item “Sherwood M71 M70 Raw Water Sea Pump Cummins Diesel Engine 3907458 3912019″ is in sale since Tuesday, October 10, 2017. This item is in the category “eBay Motors\Parts & Accessories\Boat Parts\Sterndrive Motors & Components\Cooling System”. The seller is “rawpumps” and is located in Plainfield, Illinois. This item can be shipped to United States, all countries in Europe, Canada, Australia, Japan, China, South Korea, Taiwan, Thailand, Hong Kong, Israel, Mexico, New Zealand, Philippines, Singapore, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago.

• Brand: Sherwood
• Manufacturer Part Number: M71 M70
• Engine Manufacture: Cummins
• Mount Type: Flange
• Exchange Required: Yes