Cometic C5286-040 MLS Head Gasket .040" for Ford 5.0L Coyote Gen-1 (RH)

Vehicle Fitment

• 2011-2025 Ford Mustang 5.0L Coyote Gen-1 (RH head)
• 2011-2025 Ford F-150 5.0L Coyote Gen-1 (RH head)

Fitment Notes

• Right-hand cylinder head only (passenger side of vehicle).
• Requires 94 mm (3.701 in) round bore; this gasket matches OEM bore specification. :contentReference[oaicite:0]{index=0}
• Compressed thickness is .040"; ensure head and block surfaces are clean and prepped. :contentReference[oaicite:1]{index=1}
• Not compatible with Gen-2 or later Coyote variants unless confirmed bore/angle match.

Features

• Multi-Layer Steel (MLS) construction for excellent sealing under thermal cycling. :contentReference[oaicite:2]{index=2}
• Stainless steel outer layers with Viton coating for corrosion resistance and improved sealing. :contentReference[oaicite:3]{index=3}
• 94 mm bore to match the Ford Coyote Gen-1 head castings. :contentReference[oaicite:4]{index=4}
• Right side orientation (passenger head) design. :contentReference[oaicite:5]{index=5}
• Designed for high output / performance applications; no additional sealing compound required. :contentReference[oaicite:6]{index=6}
• Included steam / coolant relief features typical of OEM MLS head gasket design. :contentReference[oaicite:7]{index=7}
• Resistant to shearing between aluminum heads / blocks in high temp environments. :contentReference[oaicite:8]{index=8}
• Precise manufacturing ensuring consistency with factory head geometry. :contentReference[oaicite:9]{index=9}

Specifications

• Bore diameter: 94.000 mm (≈3.701 in). :contentReference[oaicite:10]{index=10}
• Compressed thickness: 0.040 in (≈1.016 mm). :contentReference[oaicite:11]{index=11}
• Side: Right-Hand (Passenger side) head. :contentReference[oaicite:12]{index=12}
• Material: Multi-Layer Steel (MLS) with Viton coated outer layers. :contentReference[oaicite:13]{index=13}
• Engine: Ford 5.0L Coyote Gen-1 Modular V8. :contentReference[oaicite:14]{index=14}
• Compatible years: 2011-2014 Mustang & F-150. (Some sources list through 2018 for certain heads - verify your specific vehicle's head casting). :contentReference[oaicite:15]{index=15}
• Quantity: 1x gasket. :contentReference[oaicite:16]{index=16}

Included Components

• 1x Cometic C5286-040 MLS Right-Hand Head Gasket

Product Description

The Cometic C5286-040 is a high-performance MLS (Multi-Layer Steel) head gasket made for the Right-Hand (passenger side) head of Ford's 5.0L Coyote Gen-1 V8 engines. It features a 94 mm bore and a compressed thickness of .040", matching OEM dimensions to ensure proper seal and compression. This gasket includes Viton coatings for outer steel layers to enhance sealing and resist corrosion, and is built for rigorous usage and thermal stress. Fitment is confirmed for 2011-2014 Mustangs and F-150s; additional compatibility through 2018 may apply for vehicles with original Gen-1 heads. :contentReference[oaicite:17]{index=17}

Ideal for performance builds, high output, or aftermarket upgrades, this gasket ensures durability and sealing precision for applications using Gen-1 Coyote heads. Before installing, verify that your head casting is Gen-1, that bore size matches 94 mm, and perform proper surface prep and torque sequences. For best results, replace head bolts or studs if worn, and ensure appropriate head side clearances.