DFC Diesel SS60060720AUSOALB Street Series Auto Speed Of Air Long Block (20MM HEAD DOWELS) | 2006.5-2007 Ford F250/F350 6.0L Powerstroke

Features:

• Backed by 5-year, 160,000 km warranty
• Re-manufactured to exceed OEM specifications
• Includes ARP 2000 or OptiTorque head studs
• Built with ARP connecting rod bolts
• All new pistons, rings, and gaskets
• Professionally machined and bored engine block
• Includes complete top end gasket kit
• Rebuilt heads with new valves and guides
• Enhanced gasket sealing in common leak areas
• Designed for work trucks and daily drivers
• Assembled with Total Seal gapless piston rings
• Machined using advanced Rottler equipment

Unlock Dependable Power For Your 6.0L Workhorse

When it comes to replacing the heart of your 2006.5-2007 Ford F250 or F350, the DFC Diesel SS60060720AUSOALB Street Series Long Block delivers strength and reliability you can trust. Built for hard working trucks and everyday drivers alike, this engine is designed to handle the demands of towing, hauling, and daily use without skipping a beat. Every unit is re-manufactured to exceed OEM standards, giving you the confidence that it will stand up to real world abuse. With ARP 2000 or OptiTorque head studs and ARP connecting rod bolts already installed, you get the kind of durability that keeps everything tight under high cylinder pressures. The upgraded gasket sealing methods address common leak points, reducing downtime and keeping your truck on the road where it belongs. Each engine is also fitted with Total Seal gapless piston rings for better compression and cleaner performance under load. Backed by an industry leading 5-year, 160,000 km warranty, it is a long block that lets you drive with confidence knowing you have one of the toughest 6.0L Powerstroke replacements on the market.

Precision Engineering Meets Proven Durability In Every Build

The DFC Diesel Street Series Long Block is more than a basic replacement, it is a meticulously re-manufactured 6.0L Powerstroke engine designed for longevity and consistent performance. Each block is professionally machined and bored to accept next oversized pistons, ensuring proper tolerances and smooth operation. All new pistons, rings, bearings, gaskets, and seals are used, eliminating the guesswork of mixing old components with new. The cylinder heads are fully rebuilt with new valves, guides, hardened seats, and stem seals, then resurfaced and magnafluxed to verify structural integrity. ARP hardware throughout provides extra clamping force to handle high combustion pressures, making this long block a solid choice for stock or lightly tuned applications. The inclusion of a complete top end gasket kit simplifies installation, allowing you to finish the job without hunting for extra parts. Every engine is machined on advanced Rottler equipment, ensuring factory level precision that meets or exceeds OEM specifications. Built with quality from the inside out, this Street Series long block is a proven solution for anyone serious about restoring their Ford Powerstroke to dependable working condition.

Fits: 2006.5, 2007 Ford F250/F350 6.0L Powerstroke

Notes:

• Designed specifically for 2006.5-2007 Ford F250/F350 6.0L Powerstroke
• Street Series is ideal for daily driving and work trucks
• Engine is a long block, not a complete drop-in assembly
• Requires transfer of external components from your original engine
• Includes ARP 2000 or OptiTorque head studs based on availability
• Backed by a 5-year, 160,000 km (100,000 mi) warranty
• Uses all new pistons, rings, bearings, and gaskets
• Cylinder heads are resurfaced, magnafluxed, and fully rebuilt
• Machined using advanced Rottler equipment for precise tolerances
• Includes complete top end gasket kit for installation
• Warranty coverage requires proper installation and break-in procedures
• Built to exceed OEM specifications for reliability and longevity

Street Series vs Tow/Haul vs Tow/Haul HD

• Street Series: Ideal for daily driving, light work, and diesel enthusiasts. Focuses on reliability upgrades over stock, with head stud and sealing improvements.

• Tow/Haul Series: All Street upgrades plus added performance parts for higher load and towing power. Supports builds up to ~700 HP.

• Tow/Haul HD Series: The most robust option. Adds heavy-duty internals like Wagler rods and a balanced rotating assembly for 800+ HP capability.

Standard/Auto vs Standard vs Auto

• Standard/Auto: Compatible with both manual and automatic transmissions. Offers the most flexibility.

• Standard: Built specifically for manual transmission configurations.

• Auto: Built specifically for automatic transmission setups.