Engine Upgrades
ARP Head Stud Kit (arp250-4201) for 1994-2003 Powerstroke 7.3L
ARP 250-4201 Head Studs are heavy-duty engine protection for the 7.3 Powerstroke. Made from premium ARP 2000 material, these studs have a tensile strength of 220,000 PSI, providing superior clamping force and preventing head gasket failures.
73dipstick Adapter Repair Kit (110448) for 1994-2003 Powerstroke 7.3L
Fix the common 7.3 Powerstroke dipstick leak without removing the oil pan. This external repair kit provides a long-term solution that outlasts the factory design.
KC Turbos Stage 3 Turbo 1.0 Housing (300232) for Late 1999.5-2003 Powerstroke 7.3L
The KC Stage 3 Turbo (300232) is a bolt-on upgrade for Late 1999.5–2003 7.3L Powerstroke engines. It improves airflow, spool time, and overall performance for towing or street use. The 1.0 A/R housing balances efficiency and top-end power. Designed for higher boost levels, it pairs well with injectors and custom tuning.
KC Turbos KC300X Stage 3 66mm/73 Turbo KC Turbos (300231) for Early 1999 Powerstroke 7.3L
The KC 300X Stage 3 66mm/73 Turbo (300231) is a performance upgrade for Early 1999 7.3L Powerstroke engines. It improves airflow, spool time, and throttle response for towing and performance use. Designed for higher boost levels, it pairs well with injectors and tuning. Built with durable materials, it delivers reliable performance.
KC Turbos KC300x Stage 1 Turbo (63/68) (300234) for Early 1999 Powerstroke 7.3L
The KC 300x Stage 1 Turbo (63/68) is a performance upgrade for Early 1999 Ford Powerstroke 7.3L diesel engines. Featuring a 63mm billet compressor wheel and 68mm turbine wheel, it improves airflow, throttle response, and horsepower. Designed for daily driving, towing, and light performance use, it maintains drivability and efficiency. Its drop-in design allows for easy installation, making it a popular choice for 7.3L enthusiasts seeking enhanced performance without major modifications.
Full Force Comp 600-16 Valve Spring Locks (cmp600-16) for 1994-2003 Powerstroke 7.3L
The Comp 600-16 Valve Spring Locks are designed to protect 1994-2003 7.3 Powerstroke engines from valve spring failure. Made from hardened steel, they withstand high pressure and heat for reliable performance. Featuring a single groove design with a 7° lock angle, they securely hold the valve stem, reducing wear. With a 5/16″ stem size for compatibility and easy installation, they enhance engine durability efficiently.
Full Force Overhead Valve Spring Compressor (ffd826) for 1994-2003 Powerstroke 7.3L
The Full Force Diesel Valve Spring Compressor is a durable, professional-grade tool designed for easy and precise valve spring removal and installation. Made from high-quality materials, it ensures reliable performance and long-term use. Ideal for both professionals and DIY enthusiasts, it simplifies engine maintenance and helps maintain peak performance.
Full Force Valve Spring Measuring Tool (ffd827) for 1994-2003 Powerstroke 7.3L
The Full Force Diesel Valve Spring Measuring Tool ensures precise valve spring height and pressure measurements, essential for diesel mechanics and engine builders. This high-quality instrument helps maintain optimal engine performance.
S364.5 SXE T4 Turbo Kit (idpT4364_5SXE-OBS) for 1994-2003 Powerstroke 7.3L
This kit includes a T4 turbo mount and a Borg Warner S364.5 SXE turbo that can support up to 500hp. The turbo has a 66mm inducer for quick spool up and is upgraded with 360 thrust bearings and a billet compressor wheel for durability. It can support up to 205cc/100 injectors and comes without an exhaust housing. The housing can be chosen based on preference. This turbo also supports up to 250cc/100% injectors, has 360 thrust bearings, and is rebuildable.
Stage 1 Valvetrain Upgrade Kit (ffd825) for 1994-2003 Powerstroke 7.3L
Our Stage 1 Valvetrain Upgrade Kit is specifically designed for engines with 205cc+ injectors and up to ~65 psi of boost. This kit includes an ARP Head Stud Kit for superior clamping force, a Comp 910 Valve Spring Kit for enhanced valve control and durability, and Smith Brothers Stage 1 Pushrods for improved engine reliability and performance.
Mishimoto Glow Plug Harness and Valve Cover Gasket Set (MMGH-F2D-98) fits 1999-2003 Powerstroke 7.3L
The Mishimoto Glow Plug Harness and Valve Cover Gasket Set (MMGH-F2D-98) is a high-quality and reliable upgrade for your 1999-2003 Powerstroke 7.3L engine. This set includes both the glow plug harness and valve cover gaskets, providing a complete solution for two common issues in these engines.
Sinister Diesel Valve Cover Gasket Kit (SDVCGKFORD98) For 1998-2003 Powerstroke 7.3L
The Sinister Diesel Valve Cover Gasket Kit SDVCGKFORD98 fits 1998-2003 7.3L Powerstroke engines. It uses premium silicone and FKM gasket materials for reliable sealing performance. Additional seals and installation components are included where required. This gasket kit supports dependable leak-free repairs during injector service. The SDVCGKFORD98 includes a 2-year warranty.
Sinister Diesel Valve Cover Gasket (SDVCGFORD98) For 1998-2003 Powerstroke 7.3L
The Sinister Diesel Valve Cover Gasket SDVCGFORD98 fits 1998-2003 7.3L Powerstroke engines. It uses premium gasket materials designed to resist heat and oil exposure. The SDVCGFORD98 helps reduce oil leaks and maintain dependable engine sealing.
Sinister Diesel Edition Series 1 Turbo (SDPWRMAX73) for 1999.5-2003 Powerstroke 7.3L
The Sinister Diesel Edition Series 1 Turbo SDPWRMAX73 fits 1999.5-2003 Ford 7.3L Powerstroke engines. It uses a larger compressor wheel to support increased airflow and performance potential. This turbo is designed to support gains of up to 150 horsepower over the factory turbocharger. The polished compressor cover features Sinister Diesel’s signature Sinister Blue finish. The SDPWRMAX73 improves both performance and engine bay appearance.
Sinister Diesel PITBULL SERIES® 1 Turbocharger (SDPB73TURBO995) for 1999.5-2003 Powerstroke 7.3L
The PITBULL SERIES® 1 Turbocharger is a drop-in replacement that gives a great performance improvement, even with stock injectors. It outperforms the Powermax turbochargers and is tow-friendly. With a 12 month, 24,000-mile warranty, you can rest easy while enjoying a great bump in practical, everyday power.
Sinister Diesel Edition Series 1 Turbo (SDGPWRMAX73) for 1999.5-2003 Powerstroke 7.3L
Sinister Diesel’s Powermax turbo enhances Ford Super Duty and Excursion 7.3L Powerstroke engines (1999.5-2003) with a larger compressor wheel, increasing power by up to 150 horsepower. It features a polished compressor cover in Sinister Diesel’s signature blue for both performance and style.
Sinister Diesel Glow Plug Relay (SDGPMFORD94) for 1994-2003 Powerstroke 7.3L
The Sinister Diesel Glow Plug Relay is a high-quality replacement for the factory relay in 1994-2003 Powerstroke 7.3L engines. Designed to meet or exceed OEM specifications, it ensures reliable cold starts and consistent glow plug operation. Made from durable materials, it offers long-lasting performance in tough engine conditions.
Sinister Diesel Oil Fill Cap (SDFCOIL) for 1999-2010 Powerstroke 7.3L / 6.0L / 6.4L
The Sinister Diesel Oil Fill Cap is a functional replacement for 1999–2010 Powerstroke engines, made from CNC-machined T6-6061 billet aluminum. It offers factory-like performance with custom styling, available in gray or Sinister Blue.
Sinister Diesel Bypass Oil Filter System (SDEOF73) for 1999.5-2003 Powerstroke 7.3L
The Sinister Diesel 1999-2003 Powerstroke 7.3L bypass oil filter kit enhances engine oil filtration for Ford Super Duty trucks, extending engine life and improving protection. It removes more contaminants than standard filters and upgrades the factory oiling system. The kit includes all necessary installation components, such as braided steel lines, a mounting bracket, and an Amsoil 2 Micron oil filter.
Sinister Diesel Engine Cover (SDENGCOV73) for 1999.5-2003 Powerstroke 7.3L
The Sinister Diesel engine cover for the 7.3L Powerstroke will help dress up the under-hood of your Superduty. This will replace your old, weathered and cracked stock engine cover, or for most, go in place of your missing cover.
Sinister Diesel Engine Cover Mounting Bracket (SDECMB73) for 1999-2003 Powerstroke 7.3L
We know how hard it can be finding an engine cover mounting bracket for your 1999-2003 7.3L Powerstroke, so we decided to make our own! It meets or exceeds OEM specifications.
Sinister Diesel Boot & Clamp Kit (SDBK73) for 1999.5-2003 Powerstroke 7.3L
The Sinister Diesel Hose & Clamp Kit is a performance upgrade for 1999.5–2003 Ford Powerstroke 7.3 engines. It includes 4-ply reinforced silicone boots that offer greater heat and pressure resistance and smoother airflow than factory parts. The kit also features durable stainless steel T-bolt clamps with a wide 3/4-inch band for stronger clamping force, enhancing overall durability and reliability.
Sinister Diesel High Amp (400A) Wiring Upgrade Kit (SDALTWIRE)
This kit includes all necessary cables to upgrade the alternator charge, alternator ground, and chassis ground. It enhances performance for both stock and high-output alternators up to 400 amps. The cables feature 5285-strand pure copper construction with a 17.2mm diameter and a hyperflex frosted jacket.
