River City Motor Works

River City Motor Works River City Motor Works is a locally-owned-and-operated machine shop in Dubuque, IA. Contact River City Motor Works today!

Founded in 2019, we specialize in automotive machining, boring, honing, crankshaft grinding, engine assembly, engine parts, and more. Serving Dubuque County, Jo Davies County, and Grant County, our skilled team is committed to delivering high-quality services for all your automotive needs. Services:
Automotive Machining
Pick-Up Available
Boring
Honing
Crankshaft Grinding
Agricultural Engine Machin

e
Cylinder Head Rebuilding
Surfacing
Crack Inspection
Pressure Testing

Specialties:
Locally-Owned-and-Operated

Products:
Engine Kits
Engine Oil
All Engine Parts
All Engine Accessories
Trucks
Semi
Automotive

Brands:
Dart Manufacturing
Motor State Distributing
DNJ Engine Components
Engine Pro
Fel-Pro Gaskets
Federal-Mogul
Melling
Elgin Industries
PerformanceParts
Go-Fast-Parts

Association:
American Engine Builders Association (AERA)

🔧 Precision Engine Work You Can Trust — River City Motor WorksLooking for expert engine machining or complete engine ass...
02/13/2026

🔧 Precision Engine Work You Can Trust — River City Motor Works
Looking for expert engine machining or complete engine assembly? At River City Motor Works in Dubuque, IA, our locally owned machine shop has specialized in boring, honing, crankshaft grinding, engine assembly, and precision parts sourcing since 2019. We proudly serve Dubuque County, Jo Daviess County, and Grant County with top‑tier workmanship and reliable service. [River City...ubuque, IA]
Whether you're restoring an engine, upgrading performance, or need expert machining, our skilled team delivers the accuracy and attention to detail your project deserves. From block work to cylinder head rebuilding and metal finishing, we’re committed to providing the highest quality results every time. [River City...ubuque, IA]
📍 3191 Cedar Cross Ct, Dubuque, IA
📞 (563) 207‑1206
🌐 https://rivercitymotorworks.com
Quality machining. Honest service. Built with pride in Dubuque.

🎄 Thank You from River City Motor Works! 🎄As a family-owned business, we truly appreciate your trust and support through...
12/22/2025

🎄 Thank You from River City Motor Works! 🎄
As a family-owned business, we truly appreciate your trust and support throughout the year. Wishing you and your loved ones a joyful holiday season and a prosperous 2026! We look forward to serving you in the new year. 🚗✨

08/04/2025

River City Motor Works has a new phone number. Please share. 563-207-1206

🔧 Calling all DIYers! Planning to tackle your own head gaskets but need a helping hand with the extra work? Look no furt...
03/07/2025

🔧 Calling all DIYers! Planning to tackle your own head gaskets but need a helping hand with the extra work? Look no further! Our experienced team is here to assist you every step of the way. Don't let the job overwhelm you – let us make it easier for you. Contact us today for expert support! 🔧

Attention all classic car enthusiasts! ❄️ Winter is the perfect time to give your beloved vehicle some TLC. Trust River ...
01/27/2025

Attention all classic car enthusiasts! ❄️ Winter is the perfect time to give your beloved vehicle some TLC. Trust River City Motor Works to expertly rebuild your engine and bring back the glory of your classic ride. Get ready to hit the road in style! 🚗

🎄✨ Thank you for supporting our family-owned business! We are truly grateful for your continued patronage. Wishing you a...
12/24/2024

🎄✨ Thank you for supporting our family-owned business! We are truly grateful for your continued patronage. Wishing you and your loved ones a very Merry Christmas and a Happy New Year filled with joy and prosperity! 🎅🎁

🚜🎄 Ensure your harvest and holiday cheer with top-notch engine assembly. Trust River City Motor Works to keep your machi...
12/16/2024

🚜🎄 Ensure your harvest and holiday cheer with top-notch engine assembly. Trust River City Motor Works to keep your machinery in merry and bright condition all winter long. 🌟⚙️

Nothing gives a father more joy, than a son who will listen intently to instruction, learn from mistakes, and give it 11...
12/07/2024

Nothing gives a father more joy, than a son who will listen intently to instruction, learn from mistakes, and give it 110%. I love this kid

🌨️🔧 Winterize your engines with our boring and crankshaft grinding services. River City Motor Works prepares your vehicl...
11/15/2024

🌨️🔧 Winterize your engines with our boring and crankshaft grinding services. River City Motor Works prepares your vehicle for cooler days and frosty nights ahead. 🚗🌬️

🍁🏭 Embrace the season of change with engine overhauls that last. Boring and crankshaft grinding services ensure your veh...
10/26/2024

🍁🏭 Embrace the season of change with engine overhauls that last. Boring and crankshaft grinding services ensure your vehicles face the winter with newfound strength. 🚘⚙️

🚜🍂 Gear up for the harvest with River City Motor Works. Our precise automotive machining keeps your agricultural equipme...
10/16/2024

🚜🍂 Gear up for the harvest with River City Motor Works. Our precise automotive machining keeps your agricultural equipment at peak performance this fall. 🌽🔧

Is your ag engine in need of an overhaul? 🌾 Look no further! From crank shaft work to cylinder head rebuilds, River City...
09/16/2024

Is your ag engine in need of an overhaul? 🌾 Look no further! From crank shaft work to cylinder head rebuilds, River City Motor Works has the right equipment to get you back in the fields in no time. Stay ahead of breakdowns and trust our experts to keep you up and running smoothly. Visit us today!

Address

3191 Cedar Cross Court
Dubuque, IA
52003

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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