Heavy Duty Done Right

A family owned-and-operated company located in Mid-Michigan, your #1 trusted source for diesel engine remanufacturing, machining and replacement engine parts. Serving hundreds of customers nationwide.

Call Now: (810) 221-7181

Reman Diesel Engine Options

Contact us today to learn about our remanufacturing process and to see what options work for you!

Inventory

Check our inventory for our stock of CAT and Cummins long blocks. Huge inventory of replacement engine parts for CAT, Cummins, Detroit, John Deere, Perkins & More.

We are here to help, 24/7 troubleshooting available! Engine questions? We have solutions!

DIESEL ENGINE REPLACEMENT PARTS!

We Supply All Your Heavy Duty Engine Needs

Heavy-Duty Replacement Diesel Engine Parts. Machined OEM Parts.

New Replacement Cylinder Heads

New and Reman Crankshafts

New and Reman Camshafts

Engine Overhaul Kits

Oil Coolers

Turbos

New and Reman Fuel Injectors

Oil Pumps

Water Pumps

And much more!

Fisher Power Supply LLC

Leaders in the Heavy-Duty Diesel industry, Fisher Power Supply is your one stop shop for everything diesel. From engine remanufacturing, machining services, and replacement parts we have you covered.

We offer a full list of machine shop services like resurfacing cylinder heads, boring engine blocks, press-fit liners, resurfacing block deck surface, polishing crankshafts & more. Everything is done under one roof!

When it comes to remanufacturing diesel engines rest assured your engine is at the right place. Providing high quality diesel engines, replacement parts and service to each and every customer!

With years of experience in this industry, you will not find more exceptional customer service or quality in standards elsewhere.

Delivering precision and performance. We stand behind our mission with pride. 

Our mission is “Heavy Duty, Done Right!”

Why Choose Us

Rapid Turn-Around Time

Knowledgeable Technicians 

Precison Work

Competitive Pricing

Exceptional Customer Service

Superior Quality Products

Proudly built in the USA

Remanufacturing Services

Rebuild Cylinder Head(s)

Polish Crankshafts & Camshafts

Replace All Wearable Parts

Machine Connecting Rods

Machine Blocks

Boring, Honing, and Resurfacing

Test and/or Replace Injectors

Magnafluxing and Pressure Checking 

Engine Builders Association

Offering diagnostic solutions and troubleshooting 24-7. Call us today. We would love to help with all your heavy-duty engine needs!

Our Warranty Program

At Fisher Power Supply we work hard to ensure the quality of our workmanship and the products we use. We provide a warranty on the engines and parts we offer, for more information on our warranty program click here.