Cometic C15262-080 Pontiac MLS Cylinder Head Gasket Bore - V8 4.300

The Cometic C15262-080 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 .080-inch compressed thickness, providing excellent sealing capability for both stock and modified applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior durability and heat resistance
• 4.300-inch bore diameter designed for Pontiac 326/389/421 V8 engines
• .080-inch (2.0mm) compressed gasket thickness
• Engineered to handle high cylinder pressures in performance applications
• Provides consistent clamping load across the entire sealing surface
• Compatible with aluminum and iron cylinder heads

Cometic's MLS gaskets feature multiple layers of stainless steel with advanced coating technology to create a superior seal that can withstand extreme temperatures and pressures. The flexible design compensates for minor surface imperfections while maintaining optimal compression across the combustion chamber. Ideal for engine rebuilds, performance upgrades, and forced induction applications on classic Pontiac V8 engines.