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Welcome to Manitowoc Motor Machining, your fully-equipped machine shop run by dedicated, ASE-certified master engine machinists who are here to put their engineering expertise to work for you, the customer. Our parts department is very dedicated to service and keeping up with the latest technical information to keep our customers informed.

An ERA-certified electrical specialist is on hand for all your starter, alternator, and combination motor/generator needs. Fabrication of almost any hydraulic tube or hose is done in-house at our Tubes' hoses Center.
Services
We can balance any engine rotating assembly as well as snowmobile clutches and industrial components (fans, clutches, impellers, etc). Our Fentech, digital-controlled balancer is shown here with a 302 Chevrolet small block crankshaft. The "Weight-A-Minute" engine balancing software puts high-end technology at the operator's fingertips.
We have the capability of boring, sleeving, and resurfacing cylinders. MMM Company is experienced in rebuilding crankshafts for marine, ATV, snowmobile, and motorcycle engines. We can install seats and guides, weld, machine, install thread repairs, and do a multi-angle valve job on ANY motorcycle head. We can also balance clutches and secondaries.
Our shop offers expert rebuilding services on starters, alternators, generators and combination motor-generators for automotive, heavy-duty, agricultural, industrial, marine, and small engines. We maintain a large inventory of repair parts for 6, 12, & 24 volt systems to get your unit back into service quickly.
Magnafluxing, straightening, regrinding, polishing, and balancing are the services provided by ASE certified machinists. Our Gleason Submerged Arc Welder is capable of building up a rod or main journals as well as worn seal surfaces. We can build up any seal or bearing surface shafts from punch presses, electric motors, farm equipment etc.
Reviews (2)
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James Drida
Aug 08, 2021
Best machine shop around. Truely professionals. Highly recommended!
Christopher Cisler
May 04, 2020
Excellent help on a skid steer alternator. Brian's willingness to share his knowledge and fix our issue is greatly appreciated. Wonderful local resource with in stock parts!