CAT 3406E / C15 / C15 ACERT Cylinder Head Complete Repair Kit

Restore top-end performance and reliability with this Complete Cylinder Head Repair Kit, designed for Caterpillar 3406E, C15, and C15 ACERT engines. This kit includes every essential component required for a successful cylinder head replacement—engineered for strength, heat management, and long-lasting durability.

Kit Includes:

• Brand-New Upgraded Cylinder Head

  • Manufactured with 5% more nickel content for enhanced durability and reduced cracking risk

  • Enlarged coolant passages for improved heat distribution and reduced thermal stress

• Upper Head Gasket Set – OEM# 331712

  • All required gaskets and seals included for a complete top-end reseal

• Head Bolt Kit

  • Torque-to-yield bolts designed for one-time use; must be replaced with each installation

• Spacer Plate

  • Choose from standard or .003” undersized options for optimal fitment

Why Choose This Kit?

• Precision-engineered to meet or exceed OEM specifications

• Compatible with all 3406E, C15, and C15 ACERT applications

• Saves time and ensures all components work together for a hassle-free installation

• Backed by years of expertise in heavy-duty diesel engine rebuilds