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
I walked into northwest motor machine with a lapping tool used for gunsmithing that came completely...
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Justin is a very helpful guy. The staff over there are friendly. I like walking into places that...
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BEST MACHINE SHOP IN THE TREASURE VALLEY! maybe even anywhere. I've been to other machine shops...
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I had a very good experience with this shop. Their turn around time was very fast and the pricing...
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I had an excellent experience getting some cylinder head work done at Northwest motor machine. They...
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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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Best engine machine shop I have ever done business with. They are fair, honest and reliable. I have...
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One of the best Machine shops around! I've had them do several things for me and they've always...
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have had the guys there do lots of different types of machine work on my motor cycle cylinders...
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10/10 -- Perfect Absolutely recommend this shop for machine work. State of the art tooling, great...
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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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Had my 4g63 inspected and they did an AMAZING job. HIGHLY recommend these guys. Justin worked with...
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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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