Cometic C5889-098 GM MLS Cylinder Head Gasket Bore Thick - LS7 Gen-4 4.150 098

The Cometic C5889-098 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LS7 Gen-4 small block V8 engines with aftermarket sleeves. This precision gasket features a 4.150-inch bore diameter and .098-inch compressed thickness, providing exceptional sealing for high-performance and racing applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior strength and durability
• 4.150-inch bore diameter optimized for LS7 applications
• .098-inch (2.5mm) compressed thickness
• Designed for use with aftermarket sleeves only
• Exceeds OEM specifications for high-performance builds
• Advanced coating technology ensures maximum sealing under extreme temperatures and pressures
• Compatible with GM LS7 Gen-4 small block V8 engines

Cometic MLS gaskets utilize multiple layers of stainless steel with proprietary coatings to create a superior seal that can withstand the extreme cylinder pressures found in high-compression and forced-induction engines. The gasket's design accommodates thermal expansion and contraction while maintaining consistent clamping pressure across the entire sealing surface. This gasket is specifically engineered for engines using aftermarket cylinder sleeves and is not intended for use with factory sleeveless blocks.