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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Had excellent experience with north Western, knowledgeable, professional and job was done ahead of...
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Needed some machine work done on a differential I was working on. Called them they got the work...
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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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One of the best Machine shops around! I've had them do several things for me and they've always...
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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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Honed the cylinders of my Suzuki 650 SV / DL engine. Fair price, quick turnaround. Now over 20k...
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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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Best engine machine shop I have ever done business with. They are fair, honest and reliable. I have...
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The guys here are great to talk to and handle any machine work I needed. Good and to the point.
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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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Carlos and his team were excellent to work with. I am a DIY mechanic fixing my own issue. I called...
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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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