Engine Internals

From pistons and connecting rods to camshafts, crankshafts, bearings, and gaskets, our engine internals selection has everything needed for a reliable bottom end and a high-revving top end. With forged and performance options alongside OE-style replacements, every component is built for precision and durability. Lay the foundation for serious power and keep your engine strong under pressure.
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Cometic 15-17 Ford 5.0L Coyote 94mm Bore .040in MLX Head Gasket - LHS

Regular price $179.99
Sale price $179.99 Regular price $181.93
Unit price
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and...
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Cometic 15-17 Ford 5.0L Coyote 94mm Bore .051in MLX Head Gasket - RHS

Regular price $188.99
Sale price $188.99 Regular price $191.03
Unit price
The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of...
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Cometic 15-17 Ford 5.0L Coyote 94mm Bore .040in MLX Head Gasket - RHS

Regular price $179.99
Sale price $179.99 Regular price $181.93
Unit price
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and...
Photo - Primary

Cometic 2015 Ford Focus ST .040in Thick MLS Head Gasket

Regular price $117.99
Sale price $117.99 Regular price
Unit price
The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of...
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Cometic Chrysler 5.7L Gen-3 Hemi 4.0in Bore .052in MLX Head Gasket

Regular price $140.99
Sale price $140.99 Regular price
Unit price
The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of...
Photo - Primary

Cometic Chrysler HEMI 5.7L 4.000in Bore .040in MLX Head Gasket - Left

Regular price $134.99
Sale price $134.99 Regular price
Unit price
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and...
Photo - Primary

Cometic Chrysler 5.7L Gen-3 Hemi 4.0in Bore .052in MLX RHS Head Gasket

Regular price $140.99
Sale price $140.99 Regular price
Unit price
The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of...
Photo - Primary

Cometic Chrysler HEMI 5.7L 4.000in Bore .040in MLX Head Gasket - Right

Regular price $134.99
Sale price $134.99 Regular price
Unit price
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and...
Photo - Primary

Cometic 16-18 Ford Focus RS 2.3L Ecoboost 0.054in MLX Head Gasket

Regular price $135.99
Sale price $135.99 Regular price
Unit price
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and...
Photo - Primary

Cometic 16-17 Ford Focus RS 2.3L EcoBoost 89mm Bore .040in MLX Head Gasket

Regular price $135.99
Sale price $135.99 Regular price
Unit price
COMETIC MLX (Multi-Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and...
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