Description
LB7 Duramax Head Gasket Set – Oversize “C” Gaskets (2001–2004.5)
Complete Top-End Gasket Kit with 1.05mm “C” Thickness Gaskets
This head gasket set is built for 2001–2004.5 LB7 Duramax engines and includes everything needed for a top-end rebuild. Featuring “C” rated 1.05mm MLS head gaskets, this set is ideal for engines with decked heads or blocks, helping maintain proper compression and sealing.
✅ Features:
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Complete top-end gasket set – all necessary gaskets and seals included
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Includes 1.05mm “C” thickness head gaskets (oversize for decked engines)
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High-quality multi-layer steel (MLS) construction for long-lasting sealing
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Designed for OEM and performance applications
🔧 Fitment:
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Fits 2001–2004.5 GM LB7 Duramax 6.6L diesel engines
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Compatible with Chevy Silverado HD and GMC Sierra HD
Whether you’re replacing a failed head gasket or building a performance-ready engine, this LB7 Duramax Head Gasket Set provides the durability and sealing strength your engine needs.


