
Specifications
- Brand
- Cometic Gasket
- Part #
- C15413-043
- UPC
- 191070438616

Cometic Chevy Big Block 4.320in Bore 0.043in Copper Round Bore Head Gasket
$134.26
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Cometic Chevy Big Block Mark-IV V8 copper head gasket. Features a 4.320in bore and 0.043in thickness for a solid seal.
Key Features
- Fits Chevrolet Mark-IV Big Block V8 engines with a 4.320 inch bore.
- Gasket thickness is 0.043 inches.
- Constructed from copper for reliable sealing.
- Embossed outer layers are coated with Viton for improved durability and resistance.
- Designed to provide a solid seal between the cylinder head and engine block.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
This is a Cometic copper head gasket designed for Chevrolet Mark-IV Big Block V8 engines. You get one copper gasket with a 4.320-inch bore and a 0.043-inch thickness, ready to seal your cylinders.
The gasket uses embossed outer layers that are coated with Viton, a material known for its resistance to heat and chemicals. This construction helps create a strong seal between the cylinder head and the engine block, which is crucial for maintaining compression and preventing leaks in these powerful V8s. It's a well-built component for rebuilding or repairing your big block engine.
This gasket fits a range of Chevrolet vehicles from the mid-60s to the late 70s and early 80s, including models like the Impala, Chevelle, and C10 Pickup. Make sure to check the full fitment list to confirm it's the right part for your specific application.
Specifications
- Brand
- Cometic Gasket
- Manufacturer Part #
- C15413-043
- UPC
- 191070438616
Frequently Asked Questions
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Cometic Chevy Big Block 4.320in Bore 0.043in Copper Round Bore Head Gasket

