High quality replacement parts, low prices, and multiple shipping options. That is why Diesel Pro is the easiest way to order diesel parts online.

To see any cylinder head grouped by engine, please click above to see a complete listing of the parts for your engine. Whatever the part you need, whether it is a new spring, new gaskets, seals or a new cylinder head, we can help. If you have any doubt, please call us, or click on chat, and our knowledgable staff will steer you in the right direction. We also have some frequently added questions below, as well as items that our customers buy the most, to help you find the right part.

Select Your Engine Model to See Items That Are Frequently Purchased Together:   8V149     12V149     16V149

Previously Asked Questions

Do your products have a warranty?
We offer one year warranties on new products, and 6 month warranties on rebuilt products. If there is any doubt, we also accept returns on unused merchandise, as long as it is returned to us within 30 days.

What comes in the gasket kit for the 149 series?
All of our gasket kits are custom made for each engine, and contain all of the seals and gaskets needed for installation.

Detroit Diesel 8V149 Cylinder Head Parts

8V149 Head Gasket Kit | Go to Product

8V149 Head Gasket Kit (Old Style) | Go to Product

8V149 Exhaust Valve | Go to Product
8V149 Spring for Cylinder Head | Go to Product

8V149 Valve Seal | Go to Product
8V149 Valve Seat | Go to Product

See All 8V149N (Natural or Non-Turbocharged Engine) Parts for Sale         See All 8V149T (Turbocharged Engine) Parts for Sale

Detroit Diesel 12V149 Cylinder Head Parts

12V149 Head Gasket Kit | Go to Product
12V149 Head Gasket Kit (Old Style) | Go to Product

12V149 Valve | Go to Product
12V149 Cylinder Head Spring | Go to Product
12V149 Valve Seal | Go to Product
12V149 Valve Seat | Go to Product

See All 12V149N (Natural or Non-Turbocharged Engine) Parts for Sale         See all 12V149T (Turbocharged) Parts for Sale

Detroit Diesel 16V149 Cylinder Head Parts

16V149 Head Gasket Kit | Go to Product
16V149 Head Gasket Kit (Older Style) | Go to Product

16V149 Valve | Go to Product
16V149 Cylinder Head Spring | Go to Product

16V149 Valve Seal | Go to Product
16V149 Valve Seat | Go to Product

See all 16V149N (Natural of Non-Turbocharged Engine) Parts for Sale         See all 16V149T (Turbocharged Engine) Parts for Sale