Cometic C5839-086 MLS Cylinder Head Gasket - .086 inch Bore 4.140 inch Vin F | 1999-2003 Ford F250/F350 7.3L Powerstroke

Features:

• Fits 1999–2003 Ford 7.3L Powerstroke engines
• Designed for trucks with VIN code F
• .086 inch compressed thickness for secure sealing
• 4.140 inch bore with valve pocketed design
• Five-layer MLS stainless steel construction
• Engineered to handle high heat and pressure
• Ideal for stock and performance diesel builds
• Seals uneven surfaces with reinforced materials
• Includes armor-clad, graphite, and galvanized layers
• Built for durability in heavy-duty applications

Trust Your Powerstroke To A Gasket That Lasts

If you're tearing into your 1999–2003 7.3L Powerstroke, whether for a full rebuild or to fix a blown gasket, this is your chance to upgrade to something built to take the heat. The Cometic C5839-086 MLS Cylinder Head Gasket is a serious step up from stock, offering a rock-solid seal that holds up under heavy loads, big miles, and high temps. This gasket is designed to fit trucks with the VIN code F and comes built with five layers of stainless steel, giving you confidence where it matters most. It’s the kind of part you install once and don’t worry about again. With a thick .086 inch profile and a valve-pocketed 4.140 inch bore, it's tailored for a secure fit that supports combustion and resists failure. Whether you're hauling, towing, or just racking up highway miles, this gasket ensures you're not back under the hood anytime soon. Get the reliability your truck deserves with a gasket that’s proven to perform.

Designed To Handle Heat Pressure And Real Workloads

The Cometic C5839-086 MLS Cylinder Head Gasket is engineered for high-demand 7.3L Powerstroke applications from 1999–2003, specifically those with the VIN F engine designation. Built with five precision-formed layers of stainless steel, this multi-layer steel (MLS) gasket delivers superior sealing even in the most extreme thermal and pressure environments. With a compressed thickness of .086 inches and a valve-pocketed 4.140 inch bore, it maintains proper combustion chamber volume while ensuring tight sealing across uneven or aged cylinder head surfaces. Reinforced material layers including armor-clad, graphite, and galvanized steel help the gasket conform to surface imperfections and prevent leaks over long-term use. This design is ideal for both stock engines and those running aftermarket tunes, larger injectors, or towing modifications. It offers exceptional durability without sacrificing performance or reliability under constant load. If you’re building or repairing your Powerstroke for longevity and serious use, this gasket is designed to go the distance.

Fits: 1999, 2000, 2001, 2002, 2003 Ford F250/F350 7.3L Powerstroke

Notes:

• Designed specifically for 1999–2003 7.3L Powerstroke engines
• Fits vehicles with VIN code F only
• .086 inch compressed thickness for performance sealing
• 4.140 inch valve-pocketed bore matches OEM specs
• Five-layer MLS construction enhances sealing and durability
• Not interchangeable with other bore or dowel configurations
• Reinforced with graphite, armor-clad, and galvanized materials
• Ideal for high-stress, towing, and modified engine builds
• Proper surface prep and torque procedures are essential
• Professional installation recommended for best results