Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI 4.580in Bore .051in MLS Cylinder Head Gasket
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Cometic GM/Mercury Marine Big Block V8 Gen IV/V/VI 4.580in Bore .027in MLS Cylinder Head Gasket
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Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/V 4.530in Bore .040 inch MLS Head Gasket
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Cometic Chevy Big Block Gen 4/5/6 4.5in Bore .086 inch MLS-5 Head Gasket
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Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI 4.5in Bore MLS Cylinder Head Gasket
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Cometic Chrysler 318/340/360 4.040 inch Bore .075 inch MLS Head Gasket (Non SVO)
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Cometic Chrysler 318 / 340 / 360 102.62mm Bore .060in MLS-5 Head Gasket
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Cometic Chrysler 318/340/360 4.040 inch Bore .051 inch MLS Head Gasket (Non SVO)
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Cometic Chrysler 318/340/360 4.040 inch Bore .030 inch MLS Head Gasket (Non SVO)
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Cometic Chrysler 318/340/360 4.040 inch Bore .027 inch MLS Head Gasket (Non SVO)
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Cometic Chrysler 318/340/360 4.080inch Bore .120 Thickness MLS Head Gasket
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Cometic Chrysler 318/340/360 4.080inch Bore .080 inch Thickness MLS-5 Head Gasket
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Cometic Chrysler 318/340/360 4.080inch Bore .051 Thickness MLS Head Gasket
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Cometic Chrysler 318/340/360 4.080inch Bore .040 Thickness MLS Head Gasket
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Cometic Chrysler 318/340/360 4.080inch Bore .036 Thickness MLS Head Gasket
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Cometic Chrysler 318/340/360 4.080inch Bore .027 Thickness MLS Head Gasket
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Cometic 08-10 Ford F-250/350/450/550 6.4L Power Stroke 103mm Bore .073in MLX Cylinder Head Gasket
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Cometic Ford 6.4L Powerstroke Diesel 103mm Bore .071 inch MLX-5 Head Gasket
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Cometic 09+ Dodge Cummins Common Rail 6.7L 4.312 inch Bore .061 inch MLX-5 Head Gasket
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Cometic Dodge Cummins Diesel 6.7L 4.312 inch Bore .052 inch MLX Head Gasket
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About Pure Auto Performance
Pure Auto Performance started with a simple idea: helping people find quality parts they can trust without the stress and confusion that usually comes with upgrading a car. We’re enthusiasts just like you, and we know how much pride goes into every build. Whether it’s improving a daily driver or working on a long-term project, the right part can make your car feel brand new again. That’s why we put care into everything we offer, choosing products that genuinely make a difference on the road.
We also believe car parts should be more than just nice to look at they should last, perform well, and fit the vision each driver has. Some customers prefer clean, subtle upgrades, while others love bold changes that completely transform their vehicle. No matter the style, our goal is to make the process easy, honest, and enjoyable. At Pure Auto Performance, we’re here to support you at every step so you can build a car that feels right for you. This brand is more than a store. It’s a community of people who love driving and want the best for their cars.

