Cometic C5635-060 MLS Cylinder Head Gasket GM/Mercury Marine Gen-IV/V/VI Bore - 4.530

The Cometic C5635-060 is a Multi-Layer Steel (MLS) cylinder head gasket engineered for GM and Mercury Marine Big Block V8 Gen-IV, Gen-V, and Gen-VI engines. This precision gasket features a 4.530-inch bore diameter and .060-inch compressed thickness, designed to accommodate engines with 4 bolts in the lifter valley configuration.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability
• 4.530-inch bore diameter for Big Block V8 applications
• .060-inch compressed gasket thickness
• Compatible with GM Gen-IV, Gen-V, and Gen-VI Big Block V8 engines
• Designed for Mercury Marine applications with 4 bolts in lifter valley
• Precision-manufactured for consistent clamping pressure and optimal combustion sealing

Cometic's MLS gaskets feature multiple layers of stainless steel with embossed sealing beads that allow the gasket to adjust to surface irregularities while maintaining exceptional seal integrity under high-performance conditions. The advanced material construction resists blowout and provides reliable sealing for both stock and modified engines in marine and automotive applications.