23538858 Cylinder Head for Detroit 14L EGR Engines

Upgrade your Detroit Diesel 14L EGR engine with our premium 23538858 Cylinder Head. Built to meet or exceed OEM specifications, this cylinder head delivers long-lasting performance, optimal airflow, and reliability under heavy-duty operating conditions. Ideal for on-highway trucks, vocational vehicles, and industrial applications requiring maximum uptime and durability.

 

Key Features & Benefits

OEM-Equivalent Performance: Manufactured to precise Detroit Diesel engineering specifications for perfect fit and function.
Premium Casting & Machining: High-grade iron casting for superior strength and thermal stability under high-load conditions.
Improved Airflow: Precision-machined ports for optimal combustion efficiency, fuel economy, and reduced emissions.
Fully Assembled & Ready to Install: Includes valve seats, guides, and seals installed for quicker turnaround.
1-Year Unlimited Mileage Warranty: Confidence in quality and performance.

 

Compatible Vehicle Applications

This Detroit Diesel cylinder head fits a wide range of on-highway and vocational trucks equipped with the 14L EGR Series 60 engine, including:

Freightliner Cascadia, Columbia, and Century Class

Western Star 4900, 6900 Series

Other vocational trucks and buses using the 14L Series 60 EGR

 

Features:

Thicker port wall casting

Enhanced structural integrity and durability

improved power delivery, overall responsiveness, torque curve

Reduce the risk of overheating

Improve thermal efficiency

 

Why Choose Heavy Duty Kits?

Industry-leading selection of Detroit 14L Cylinder Heads and components.
Fast nationwide shipping to minimize downtime.
Dedicated technical support team with diesel engine expertise.
Competitive pricing with wholesale and reseller options.

Installation Notes

Professional installation is recommended to ensure proper torque specifications, valve adjustment, and sealing. Always replace head bolts and gaskets when installing a new cylinder head to prevent leaks or premature failure.

OE Replacements: 23529682, 23533689, 23533690, 23533690EGR, 23534748, 23538858, 660007, D-S6014LHEAD, DDC23538858, DS6014LHEAD, HCM23534748, HDT23538858, HDT23538858VS

 

Frequently Asked Questions

What engines does the 23538858 Cylinder Head fit?

This cylinder head is designed for Detroit Diesel 14L EGR Series 60 engines from 2004 to 2010.

Is this cylinder head new or remanufactured?

This is a brand-new cylinder head, not remanufactured, ensuring maximum service life and reliability.

Does it come assembled?

Yes, the head comes fully assembled with valves, guides, and seats installed — ready for installation.

Can I install this cylinder head myself?

If you have the correct tools and mechanical expertise, yes — but we recommend professional installation to ensure proper fit and performance.

 

Cylinder Head Torques

185-210 FT/LBS (1986-2002)

or

220 FT/LBS (Sept. 2002 on)

Detroit 12.7L
Year (1986 – 2004)

CID: 775

Firing Order: 1-5-3-6-2-4

Compression Ratio: 15:1 OR 16.5:1

Bore: 5.1180-5.1200in.

Stroke: 6.299in.

Detroit 14L

Year (1998 – 2006)

CID: 855

Firing Order: 1-5-3-6-2-4

Compression Ratio: 16.75:1

Bore: 5.236-5.238″

Stroke: 6.499″

Weight	5.00 lbs
Dimensions	0.00 × 0.00 × 0.00 in