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Product Details
✓High-Performance MLS Head Gasket Pair: Includes two (2) 7-layer multi-layer steel (MLS) LS9-style head gaskets designed for extreme pressure sealing in performance LS builds.
✓4.100” Bore for Oversized Pistons & Stroker Setups: Optimized for stroker kits, forged rotating assemblies, and high-horsepower builds requiring increased combustion chamber sealing.
✓Designed for Boosted or High-Compression Engines: Built to handle the demands of turbocharged, supercharged, or nitrous LS engines, maintaining combustion seal under extreme cylinder pressure.
✓Compatible with 5.3L, 5.7L, 6.0L, and 6.2L LS Platforms: Fits popular LS engines including LS1, LS6, LQ4, LQ9, L76, L77, L92, L94, L99, and more.
✓Replaces GM 12622033: Direct replacement for LS9-style gaskets used in factory supercharged applications, offering race-ready sealing performance with OEM fitment.