Clevite Tri Armor GMC Pass & Trk 348/366/396/402/409/427/454/502 Con Rod Bearing Set
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Clevite Tri Armor GMC Pass & Trk 348/366/396/402/409/427/454/502 Con Rod Bearing Set
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Clevite Tri Armor GMC Pass & Trk 348/366/396/402/409/427/454/502 Con Rod Bearing Set
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Clevite Tri Armor GMC Pass & Trk 366/396/402/427/454 Main Bearing Set
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Clevite Tri Armor GMC Pass & Trk 366/396/402/427/454 Main Bearing Set
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Cometic BB 4.630in Bore .060 inch MLS-5 396/402/427/454 Head Gasket
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Cometic BB 4.630in Bore .066 inch MLS-5 396/402/427/454 Head Gasket
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Cometic BB 4.630in Bore .080 inch Chevy Mark IV Big Block (396 / 402 / 427) MLS Head Gasket
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Cometic BB 4.630in Bore .098in Chevy Mark IV Big Block (396 / 402 / 427) MLS Head Gasket
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Cometic Brodix Chevrolet Big Duke / Brodie 109.47mm Bore .040in MLS Head Gasket
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Cometic Brodix Chevrolet Big Duke / Brodie 4.63in Bore .051in MLS Head Gasket
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Cometic Brodix Chevrolet Big Duke / Brodie 4.63in Bore .060in MLS Head Gasket
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Cometic Chevrolet 153 4 Cylinder Gen-3 Inline 6 Timing Cover Gasket Kit
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Cometic Chevrolet BB 111.125mm Bore .036in 396/402/427/454 MLS Head Gasket
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Cometic Chevrolet BB 111.125mm Bore .040in MLS 396/402/427/454 Head Gasket
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Cometic Chevrolet BB 111.125mm Bore .080in 396/402/427/454 MLS Head Gasket
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Cometic Chevrolet Big Block 396/402/427/454 4.375in Bore .030in Thick MLS-5 Head Gasket
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Cometic Chevrolet Big Block 396/402/427/454 4.375in Bore .060in Thick MLS-5 Head Gasket
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Cometic Chevrolet Big Block 396/402/427/454 4.375in Bore .092in Thick MLS-5 Head Gasket
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Cometic Chevrolet Gen IV/V/VI .188in Fiber Valve Cover Set
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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.

