Cometic Gasket · New
Cometic Pontiac 326/389/421 V8 .066in MLS Cylinder Head Gasket - 4.300in Bore
MPN C15262-066 · Store SKU cgsC15262-066
Supplier stock checked 11/7/2026, 10:28:21 AM UTC. Adding a part does not reserve it.
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Product details
MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel Pontiac 326/389/421 V8 .066in. MLS Cylinder Head Gasket; 4.300in. Bore Pontiac 326/389/421 V8 .066" MLS Cylinder Head Gasket, 4.300" Bore Pontiac 326/389/421 V8 Cylinder Head Gasket
Manufacturer fitment & guides
- Pontiac 389/421
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- California Proposition 65: Y