Fuel Injection Parts and Service

Over 50 years of experience in the manufacturing and centerless grinding business.


Premco was one of the first and is still one of the only American-owned and operated manufacturers of precision fuel injection components. Premco is a small family-owned business that specializes in manufacturing *Cummins ™ fuel injection components.

Our fuel pumps and injectors, along with our complete line of replacement fuel injection components, are considered some of the highest quality available. Premco stocks quality replacement parts for your Cummins 855, along with many others.

We build PT-NH Flange, PTD, TOP STOP, PTK, L-10, STC, N14, and M11 Celect Injectors. Premco also offers injectors for your Dodge 5.9 & 6.7 Cummins, Chevy 6.5 & 6.6 Duramax, and Ford 6.9 & 7.3, 6.0 & 6.4, & 6.7 Power stroke.

We're Here For You

Premco is a family business that's here to serve you; we take great pride in what we do and are firm believers in the "Golden Rule" we do our very best to give you the highest quality with the absolute best service and of course a competitive price!
"Made in America"


Centerless Grinding Service

Since 1972 PREMCO has also provided centerless grinding services using Cincinnati centerless grinders, Van Norman crush grinders, and Landis OD grinders.

PREMCO stands ready with the machinery, employees, and knowledge to produce high-quality, quick turnaround work for a single piece or a million pieces at very competitive prices! Contact Premco today for your centerless grinding needs.