Custom Cars, Classic Cars, and Street Rods: Built the Way You Want at H. Smith Automotive
- hsmithautomotive
- Nov 7, 2025
- 3 min read
There’s nothing quite like the feeling of driving a car that’s truly yours — a car built with purpose, performance, and personality. At H. Smith Automotive in Phoenix, AZ, we specialize in bringing those dreams to life through expert craftsmanship, precision engineering, and a genuine passion for custom and classic vehicles.
Whether you’re restoring a vintage beauty, upgrading your street rod, or transforming your ride with modern power, our team is here to make it happen.
LS Conversions: Power Meets Reliability
If you love the look of your classic car but want the performance and dependability of a modern engine, an LS conversion is the perfect upgrade.Our team has extensive experience performing LS swaps that blend the best of both worlds — keeping your car’s timeless character while adding horsepower, efficiency, and ease of maintenance.
From engine mounts to wiring harnesses, we handle every detail so your LS-powered classic runs as good as it looks.
Complete Wiring Jobs: Clean, Reliable, and Custom
Electrical work can make or break a build. At H. Smith Automotive, we specialize in complete wiring jobs that ensure your custom or restored vehicle operates flawlessly. We use high-quality wiring kits, meticulous routing, and expert installation to make sure everything from your ignition to your tail lights is reliable, organized, and built to last.
Disc Brake Conversions: Safety and Performance You Can Trust
Classic cars were built with style — but not always with modern stopping power. Our disc brake conversions give you the confidence to drive your car anywhere, knowing it can handle today’s traffic and conditions. We customize each setup to your vehicle, ensuring both safety and a clean, factory-style appearance.
AC Kits and Comfort Upgrades
Driving your classic or custom car in Arizona heat without air conditioning? We can fix that.Our AC kits and installation services keep you cool and comfortable, without compromising your vehicle’s aesthetics or performance. Whether it’s a full system install or a retrofit, we make sure your comfort matches your car’s style.

Common Questions About Custom, Classic, and Vintage Car Work
Do you work on older mechanical systems, like carburetors or original fuel setups?
Absolutely. Our mechanics are skilled in diagnosing, rebuilding, and tuning vintage mechanical systems, including carburetors, fuel pumps, and ignition components. Whether you want to keep your car 100% original or blend old-school charm with modern reliability, we have the expertise to make it happen.
Does your shop handle both restoration and modification work?
Yes — we do both. Some customers come to us for a faithful restoration that honors their vehicle’s original specs, while others want to modernize their classics with performance parts, suspension upgrades, or custom wiring. We work with you to decide what level of originality or customization best fits your vision and budget.
Can you take care of fabrication or bodywork needs?
We sure can. Many classic and custom projects require custom fabrication, whether it’s modifying mounts, repairing panels, or building one-off parts to fit your setup. Our network of skilled fabricators and body specialists ensures every part of your project — from structure to shine — is handled with precision.
Do you offer performance upgrades like brake, suspension, or exhaust work?
Yes! We provide a full range of performance and handling upgrades, including:
Brake conversions (disc and performance kits)
Suspension repairs and upgrades
Custom exhaust systems built for sound and performance
Engine tuning and performance packages
We make sure your car doesn’t just look amazing — it drives and performs at its best.
Can you help with regular maintenance too?
Definitely. Even high-performance and custom cars need proper care. We offer general maintenance services such as oil changes, tune-ups, and inspections for classic, custom, and daily-driver vehicles alike. Every service is done with the same attention to detail that defines our builds.
Why choose H. Smith Automotive?
Because we’re not just mechanics — we’re builders, problem-solvers, and enthusiasts. Every car we work on is treated like our own, and every project gets the care, communication, and craftsmanship it deserves.
From simple upgrades to full custom builds, if you can dream it, we can build it.
📍 Visit Us in Phoenix, AZ
🔧 H. Smith Automotive — Built with Skill. Driven with Pride.
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