- Fasteners & Gaskets
- Gaskets
- Cylinder Head Gaskets
- Cometic Big Block Mopar 383-440 Cylinder Head Gaskets
Cometic Multilayer Steel (MLS) Gaskets are designed to provide the best possible seal for naturally-aspirated, boosted, or nitrous-fed engines. The head gaskets are made from 3-5 layers of spring stainless steel, offering a stronger base material than standard cylinder head gaskets. Viton-coated stainless steel outer layers create a superior seal not available with other steel or copper gaskets. The gaskets also have excellent rebound characteristics and resist corrosive substances. Sold individually. Features
- Made from stainless spring steel for exceptional corrosion resistance
- MLS Cylinder Head Gaskets are coated with .001" thick Viton rubber that's bonded to the outer stainless steel layers
- Designed to reduce bore distortion and endure extreme cylinder pressures without machining for installation of locking wire
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Installation Notes
- Not designed for use on engines with O-rings or receiver grooves
- Always refer to the fastener manufacturer to determine accurate torque values
- A surface finish of 50 RA (roughness average) or finer is recommended for proper gasket seal
- Cometic Cylinder Head Gaskets go on dry because they're coated with a sealant (adding another sealer can hinder gasket performance)
Big Block Chrysler
To be the best, you need the best. That's why Cometic offers top-of-the-line gaskets 383- 440 head gasket that will keep up with boosted and high horsepower engines. When looking for the best, trust JEGS and Cometic to get your Mopar performing its best.
What Are The Top Cometic Big Block Mopar 383-440 Cylinder Head Gaskets Products
Whether it's a Mopar 383 big block or 440, Cometic has the gasket for your application. Each gasket features stainless spring steel for ultimate corrosion protection and is designed to reduce bore distortion under extreme pressure. Out of all the head gaskets available at JEGS, the 392/354/331 Hemi V8 is the most popular as it can be used with early and late model Hemis.
How Much Do Cometic Big Block Mopar 383-440 Cylinder Head Gaskets Cost
Around $100 to $150 will get you one of the best gaskets available with most being in the $100 range. It keeps all your engine internals and fluids exactly where they’re supposed to be.
How To Use Cometic Big Block Mopar 383-440 Cylinder Head Gaskets
Head gaskets can be tricky to install, especially if you don't have the right tools. JEGS recommends a Professional Installation by a qualified technician. Whether you are looking for a Mopar 440 head gasket or any other model, a professional installation is key.