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
Ryan Miller
I cant say enough about North West Motor Machine. The owner Justin is involved in the community,...
Read Full ReviewBrett Clancy
Been using these guys for 6 years and never disappointed. Their work is always spot on and done...
Read Full Reviewmike hehir
Ron and Justin are on their A game. Used these guys for years. So pleased I ship stuff from K Falls...
Read Full ReviewBrennan Johnson
Had my 4g63 inspected and they did an AMAZING job. HIGHLY recommend these guys. Justin worked with...
Read Full ReviewAnthony Haus
They rebuilt my stock iron cylinder heads and cleaned up my Edelbrock Streetmaster 390 intake...
Read Full ReviewCraig Montague
Top notch guys, I build.my SCCA Competition engines with them, Justin and everyone in the shop get...
Read Full ReviewJared Lancaster
They do good work, fast, for a reasonable price, and they're friendly and helpful. Literally...
Read Full ReviewAndrew Tuning
Excellent work and craftsmanship. I highly recommend them. They did a great job on the cylinder...
Read Full Reviewwallace950able
My sons 2003 F150 5.4L blew a head gasket. Sent the heads to Northwest Machine for a pressure test,...
Read Full ReviewChris Brower
Best machine shop in the valley. The staff is very knowledgeable and always have your best...
Read Full ReviewPete Vincent
Had excellent experience with north Western, knowledgeable, professional and job was done ahead of...
Read Full ReviewBrian Eilers
We've been sending all of our machine work out of state for the last 9 years UNTIL I was told about...
Read Full ReviewWillbill Cozad
Needed some machine work done on a differential I was working on. Called them they got the work...
Read Full ReviewRobert Toliver
These guys do a great job every time A++ Quality highly recommended ..
Read Full ReviewWeldon Stansell (Sunnyslope motors)
I brought in subaru heads to get clean and Resurface. They look brand new again
Read Full ReviewJayson Barenberg
Best machine shop in the valley. Justin is super knowledgeable, and they always get the job done...
Read Full ReviewRecent Projects
Turbo Build
Big power upgrade for a street machine.
Custom Headers
Hand-built stainless steel fabrication.
Camaro Tune
Track-ready ECU calibration.
Supercharger Kit
Instant horsepower, done right.
