Premium New Cylinder Head Assembly for Detroit 14.0L DDEC VI – 23538857
With Upgraded Inconel Intake Valves | Built to Outlast OEM Designs

If you’ve dealt with premature valve wear on OEM Detroit heads, you already know the problem — stainless intake valves and hardened seats simply don’t last under real-world heat and load. That’s why this premium 14.0L cylinder head assembly comes equipped with Inconel intake valves, delivering superior heat resistance, longer life, and zero compromise.

Built for Detroit DDEC VI engines, this cylinder head is fully assembled and ready to install, offering a direct-fit replacement with major durability upgrades where it counts most.

• Fits: Detroit Diesel 14.0L Series 60 DDEC VI

• Part number: 23538857

• Upgraded intake valves: Inconel alloy for extreme heat and wear resistance

• Built to fix OEM flaws: Stainless intake valves + hardened seats = rapid wear; this fixes that

• Fully assembled: Includes valves, springs, guides, seals, retainers — ready to drop in

• OEM+ quality and machining: Manufactured to exceed Detroit specifications

• Ideal for: Heavy-duty trucking, performance builds, and fleets that demand reliability

• Ready to install: Direct bolt-on fit — no modification required

Say goodbye to premature valve recession — this cylinder head is engineered for serious uptime and built to handle the heat.

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