Millennium Technologies

In addition to our cylinder blocks services, we also offer a complete line for cylinder head repair and modifications services.

CNC Maintenance Services

Millennium Technologies offers a complete suite of best in class cylinder head maintenance services including CNC valve jobs and seat and guide replacement. If you want maximum performance and reliability from your engine, precise CNC cylinder head maintenance is a must. Millennium Technologies uses state of the art digital CNC machining technology like the Newen BB Contour Turning center.

Learn more about our Maintenance Services HERE

Digitial Combustion Chamber Repair

At Millennium Technologies, we perform miracles. If a head can be saved, we can save it and in turn, save you money! Our flat-rate repair service is an all-inclusive cylinder head emergency room. Crashed pistons, dropped valves, damaged seats, we don’t care. Our evaluation service is free so before you throw that cylinder head away, give us a chance to bring it back from the dead.

Our CNC Combustion Chamber Repair Service Include, a free evaluation, chamber mapping, welding, seat and guide replacement, CNC combustion chamber machining, and CNC valve job.

Learn more about our Digital Combustion Chamber Repair HERE

Contract CNC Porting

Let Millennium Technologies be an extension of your shop. Your time is valuable. Time spent slaving away at the porting bench or with a die grinder is time you can spend making money. Let us do the work for you so you can spend more time doing things that you want to do!

If you are porting heads by hand you are wasting time and money. Send us your best port shape and we will digitize it under contract and replicate that head over and over again specifically for you.

Contact us at or 1-888-779-6885 to talk to a technical sales rep about your business needs.