Ford Powerstroke 6.4L - 2008-2010 - Crankshaft w/ Gear This is an aftermarket crankshaft that replaces the OEM style on the 6.4L Powerstroke. We do not require a core charge and you do not have to send you core in. This is the final price. Our parts will meet or exceed the specifications and productivity of genuine parts. All parts come with a minimum of a 1-year warranty. If a problem occurs at the fault of the parts, we will replace the parts at no charge to the customer.: Ford interchange number: 8C3Z-6303-A Crankshaft DK Engine Parts offers a variety of engine parts and kits for most Ford Powerstroke applications and engine models. Please take a look at what we offer on our website and feel free to call us anytime with questions regarding items listed on our website. Also note that we offer more parts then what is currently listed on our website. If you do not see what you are looking for, please do not hesitate to call us. We have knowledgeable salesmen on standby to assist you with any questions you might have.