4.280 MLS Head Gasket .027 - 426 Hemi

The 4.280 MLS Head Gasket .027 - 426 Hemi from Cometic Gaskets is a precision-engineered cylinder head gasket designed specifically for the legendary Mopar 426 Hemi engines. This gasket is essential for builders, restorers, and performance enthusiasts who demand reliability in high-compression, high-horsepower applications.

Constructed from multi-layer steel (MLS), this Cometic gasket delivers superior sealing performance compared to conventional composite designs. The MLS design features precisely embossed layers that create a conformable, leak-free seal even under extreme combustion pressures and thermal stress. At 0.027 inch compression thickness, this gasket is calibrated to maintain proper combustion chamber volume and compression ratio specific to the 426 Hemi platform.

This gasket is ideal for engine rebuilds, stroker conversions, and high-performance restorations of classic Mopar vehicles powered by the iconic 426 Hemi. Whether you're rebuilding a warehouse-stock engine or upgrading with modern ignition and fuel systems, this gasket ensures optimal performance and longevity.