Cometic C15262-027 MLS Cylinder Head Gasket Pontiac Bore - 326 389 421 V8 4.300

The Cometic C15262-027 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for Pontiac 326, 389, and 421 cubic inch V8 engines. This high-performance gasket features a 4.300-inch bore diameter and a compressed thickness of .027 inches, providing an optimal seal between the cylinder head and engine block.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• .027-inch compressed thickness for precise compression control
• 4.300-inch bore diameter optimized for Pontiac V8 applications
• Engineered to withstand extreme cylinder pressures and temperatures
• Accommodates minor surface imperfections for reliable sealing
• Compatible with Pontiac 326, 389, and 421 V8 engines

Cometic MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to create a gasket that can handle the demanding conditions of high-performance and racing engines. The unique design allows the gasket to adapt to flange surface irregularities while maintaining consistent clamping pressure across the entire sealing surface. This gasket is ideal for engine builders seeking OEM-quality sealing or enhanced performance in street, strip, or marine applications.