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6.4L HIGH PRESSURE FUEL PUMP -  8C3Z-9A543-DRM - WITHOUT PUMP SEAL KIT                                                      *NEED TO PURCHASE F64HPFPSK GASKET KIT!


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Applications: 2008-2010 Ford 6.4L Powerstroke F-250/350/450/550
Replaces OE Part#: 8C3Z9A543DRM, 8C3Z9A543B

Shipping cores: Return label will be provided! Please note that when shipping the old unit(s) back, to drain any oil or fuel from the used item. Wrap in a sturdy plastic bag if needed. 

Core Policy: This pump includes a $200 core deposit for each pump ordered. This is 100% refundable upon receipt of your old unit(s). Cores must be the exact application that was ordered for full credit. Cores that are physically damaged (cracked, melted, or broken) will not be refunded. There should not be any visible signs of rust, fire damage, water damage, or excessive force on any and all parts. Missing parts, if applicable, will void core refund. Cores must be returned within 30 days of purchase date for full refund. After 30 days, the core will be prorated 25% per month.

Warranty: This item carries a 1-year warranty. All injectors and pumps under warranty will need to be sent in for testing. If there is fuel contamination found, the warranty is void. Improper installation or misapplication of products is not warrantied by Big Dawg Diesel. The warranty is void if any pump or injector has been disassembled or tampered with. Big Dawg Diesel is not liable for any labor reimbursement. Each unit’s warranty will vary depending on the application and the unit itself. Each product description will list the life of the warranty. For further details on warranties, please visit our 'Shipping/Warranty' link found on the bottom of the page or from the home page. Please call or email us if you have any questions regarding our warranty process or if you have a unit for testing.

All warranty claims can be sent to: or call 817-952-3333

Return policy: Returns on all items will need to be within 30 days of delivery for full refund. All returns are subject to a 20% restocking fee after 30 days. Returns must be in new condition, not installed, and have original packaging. Please include your original invoice for all returns. Damaged merchandise will not be credited. Packages damaged in return shipping will not be credited. Customers are responsible for all shipping costs and are not refundable.

California Proposition 65 Warning: Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm.