Cometic C15262-098 Pontiac MLS Cylinder Head Gasket Bore - V8 4.300

The Cometic C15262-098 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Pontiac 326, 389, and 421 cubic inch V8 engines. This precision-manufactured gasket features a 4.300-inch bore diameter and a compressed thickness of .098 inches (approximately 2.5mm), making it ideal for performance builds and engine rebuilds requiring reliable combustion sealing.

Key Features:

• Multi-Layer Steel construction provides superior sealing and durability under high compression and temperature conditions
• 4.300-inch bore diameter accommodates stock and slightly overbored cylinders
• .098-inch compressed thickness allows for precise compression ratio tuning
• Engineered specifically for Pontiac 326, 389, and 421 V8 engines
• Stainless steel construction resists corrosion and maintains seal integrity
• Embossed sealing beads around combustion chambers and fluid passages ensure leak-free performance

Cometic gaskets are manufactured using advanced materials and precision manufacturing processes, making them a trusted choice for performance enthusiasts, engine builders, and professional mechanics. MLS head gaskets offer excellent recovery characteristics and conform to imperfect sealing surfaces better than traditional composite gaskets, providing reliable sealing in demanding applications including street performance, racing, and forced induction engines.