Engineered specifically for 2011 through 2026 Ford F-250, F-350, F-450, and F-550 Super Duty trucks powered by the 6.7L Powerstroke V8 turbo diesel engine, the PurePower Technologies Fuel Injector Hold Down Bolt Set (Part # 7816-PP) provides essential replacement hardware during fuel system service, injector replacement, or valve train overhauls. In common-rail diesel engines, maintaining exact clamping force on the fuel injector body is critical. The high-pressure fuel injector is held securely in the cylinder head bore by a specialized clamp tightened down by a torque-to-yield fastener.

Factory injector hold-down bolts experience constant thermal cycling, vibration, and mechanical stress. Reusing old, stretched injector bolts during reassembly can result in improper clamp load, allowing high combustion pressures to push past the copper seal washer. This causes dangerous combustion gas blow-by ("black death" carbon buildup around the injector body), fuel dilution in the crankcase, and loose injectors. Manufactured by PurePower Technologies—an original equipment diesel component manufacturer—the 7816-PP kit delivers factory metallurgical integrity and precise thread engagement across all 8 cylinders with zero core charge.

Key Features & Benefits

• Original Equipment Manufacturer Heritage: Manufactured by PurePower Technologies, a trusted designer and supplier of OE diesel fuel systems and internal components.
• Complete 8-Cylinder Complete Set: Ships as a packaged set of 8 bolts, providing exactly what is needed to service all fuel injectors across both cylinder heads in a V8 Powerstroke.
• Prevents Combustion Blow-By: Ensures proper, uniform clamp load against the injector hold-down crab clamp, preventing copper seal washer leaks and carbon accumulation.
• High-Strength Heat-Treated Alloy Steel: Forged and heat-treated to withstand repeated thermal expansion, vibration, and high cylinder pressures.
• Exact Factory Dimensions: Precision-rolled threads and correct shank length guarantee bind-free threading into the cylinder head and accurate torque wrench preload.
• Zero Core Charge: Brand-new outright hardware kit requiring no core deposit or core return shipping.

Technical Specifications

• Manufacturer / Brand: PurePower Technologies
• Manufacturer Part Number / SKU: 7816-PP
• Alternative Part Numbers: 7816PP / PUR-7816-PP / PP7816PP
• Product Type: Fuel Injector Clamp Hold-Down Bolt Set
• Material: High-Strength Heat-Treated Alloy Steel
• Package Quantity: Box of 8 Bolts (Complete V8 Engine Set)
• Application Type: Direct OE Replacement
• Truck Platform: 2011–2026 Ford Super Duty (F-250, F-350, F-450, F-550, F-600, F-650, F-750)
• Engine Platform: 6.7L Powerstroke V8 Turbo Diesel (Gen 1, Gen 2, and Gen 3 Platforms)
• Core Requirement: None
• Warranty: PurePower Technologies 1-Year Limited Warranty

Vehicle Fitment & Technical Installation Notes

• 2011–2026 Ford F-250 Super Duty – 6.7L Powerstroke V8 Turbo Diesel
• 2011–2026 Ford F-350 Super Duty – 6.7L Powerstroke V8 Turbo Diesel
• 2011–2026 Ford F-450 Super Duty – 6.7L Powerstroke V8 Turbo Diesel
• 2011–2026 Ford F-550 Super Duty – 6.7L Powerstroke V8 Turbo Diesel
• 2020–2026 Ford F-600 Super Duty – 6.7L Powerstroke V8 Turbo Diesel
• 2016–2019 & 2021–2026 Ford F-650 / F-750 – 6.7L Powerstroke V8 Turbo Diesel
• Fits Model Years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
• Reusability Warning: Never reuse factory or old injector hold-down bolts. Reusing stretched fasteners prevents proper clamp load, leading to immediate high-pressure fuel leaks and combustion blow-by. Always replace with a fresh set during injector service.
• Installation Tip: Clean injector bore threads in the cylinder head thoroughly with a wire brush and compressed air to remove oil or carbon deposits. Lightly lubricate bolt threads with clean engine oil or assembly lube before torquing. Follow factory Ford torque specifications and tightening sequences for the injector clamps. Always install brand-new copper crush washers and O-ring seal kits when reinstalling fuel injectors.