Built with durability and performance in mind, the DFC Diesel Street Series Long Block Engine for the 6.0L Powerstroke is engineered to exceed OEM standards. Designed for daily drivers, work trucks, and diesel enthusiasts, this remanufactured long block includes upgraded components to address known weaknesses in the 6.0L Powerstroke platform. Featuring ARP Series 2000 or OptiTorque head studs, Total Seal gapless piston rings, and precision Rottler machining, the Street Series offers unmatched reliability and longevity.

Key Features:

• 5-Year / 160,000 km (100,000 mi) Warranty: Industry-leading coverage for peace of mind.

• Upgraded Fasteners: Assembled with ARP Series 2000 or OptiTorque head studs and ARP connecting rod bolts.

• Total Seal Gapless Rings: Improve compression and reduce blow-by for increased performance.

• All-New Internal Components: Includes new pistons, rings, bearings, valves, valve springs, seals, and guides.

• Precision Machining: Rottler CNC equipment ensures tolerances tighter than OEM standards.

• Enhanced Sealing: Additional high-quality silicone bead applied to main cap plate to prevent oil leaks.

• Premium Valve Seats: Factory seats replaced with hardened SBI intake and exhaust seats to prevent cracking.

• Balanced Assemblies: Matched piston and rod assemblies for smoother, quieter operation.

• Strict Core Criteria: Only premium quality core components are accepted and remanufactured.

What’s Included:

• Complete long block assembly (short block + cylinder heads)

• Full top-end gasket kit

• All rockers and pushrods pre-installed

• ARP Series 2000 or OptiTorque head studs (based on availability)

• ARP connecting rod bolts

Vehicle Fitment:

• 2004 Ford 6.0L Powerstroke F-250 / F-350 / F-450 / F-550 Super Duty

• Automatic transmission only.