Cometic Gasket · New
Cometic Chevy Big Block 4.530in Bore 0.043in Copper Head Gasket
MPN C15414-043 · Store SKU cgsC15414-043
Supplier stock checked 11/7/2026, 7:24:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
Chevrolet Mark-IV Big Block V8 .043in. Copper Cylinder Head Gasket; 4.530in. Bore Chevrolet Mark-IV Big Block V8 .043" Copper Cylinder Head Gasket, 4.530" Bore Chevrolet Mark-IV Big Block V8 Cylinder Head Gasket Requires less clamp load Copper Head Gasket
Manufacturer fitment & guides
- GM/CHEVY BIG BLOCK MK4 4.53in. Bore
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- California Proposition 65: Y