Our Core Services
Engine Builds
From mild street builds to full-on race engines. We build reliable power that puts you in the winner's circle.
Auto Machining
Precision machining for engine blocks, cylinder heads, and custom parts. From rebuilds to performance upgrades, we deliver accuracy you can trust.
Custom Fabrication
Need something unique? We specialize in custom headers, turbo kits, and chassis work. If you can dream it, we can build it.
Why Choose Us
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A Lifetime of Experience: Our technicians have a combined experience of over 83 years.
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We exceed manufacturer RA specs: We proudly exceed manufacturer RA specs on gasket surfaces and cylinder bores.
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Excellent customer service: We train our employees on how to provide the best customer service in the valley.
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Proven Results: Decades of track-tested and street-proven experience.
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Precision Engineering: We use state-of-the-art equipment for unmatched quality.
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Passionate Experts: We're not just mechanics; we're enthusiasts who live for performance.
What Our Customers Say
BEST MACHINE SHOP IN THE TREASURE VALLEY! maybe even anywhere. I've been to other machine shops...
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Best machine shop in the valley. The staff is very knowledgeable and always have your best...
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Great price, quick turn around, awsome guys to work with will continue to use them for all my...
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I called, and explained the problem with my engine build and inquiring about machining. They took...
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I walked into northwest motor machine with a lapping tool used for gunsmithing that came completely...
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Justin and the crew always go above and beyond to do a great job in a timely manner. Good clean...
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Best machine shop in the valley. Justin is super knowledgeable, and they always get the job done...
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Best engine machine shop I have ever done business with. They are fair, honest and reliable. I have...
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Best place to go!!!! No matter what you are working on thanks guys for all the work you did for me
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We've been sending all of our machine work out of state for the last 9 years UNTIL I was told about...
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Love these guys, they are straight up with their pricing and do great work. The only thing is they...
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Had excellent experience with north Western, knowledgeable, professional and job was done ahead of...
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My sons 2003 F150 5.4L blew a head gasket. Sent the heads to Northwest Machine for a pressure test,...
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Ron and Justin are on their A game. Used these guys for years. So pleased I ship stuff from K Falls...
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