Casey Marine: Keep Your Outboard Running Strong

Expert outboard motor repair, maintenance, and performance upgrades in Gonzales, LA. From tune-ups to full engine rebuilds, we keep you on the water with fast, reliable service and top-quality parts.

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Close-up of a rusty sailboat propeller and rudder, painted in orange and black, mounted on a blue hull, outdoors.
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Mechanic in blue overalls inspecting a boat's propeller shaft with a flashlight, tools on mat.

Outboard Motor Repair in Gonzales, LA

At Casey Marine, we specialize in professional outboard motor repair, rebuilds, and routine maintenance to keep your time on the water smooth, safe, and uninterrupted. Located in Gonzales, Louisiana, we proudly serve boaters across the region with honest diagnostics, expert workmanship, and reliable service. Whether you need a basic tune-up or a full custom engine build, our team handles every job with precision and care.



Your boat stays protected under cover while we work. We treat it like it’s our own—because we know how much it matters.

Full-Service Boat Motor Repair in Gonzales

We handle a wide range of outboard motor repairs and marine engine services, including:

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Outboard Tune-Ups and Maintenance

Complete inspections with oil changes, spark plug replacement, fuel and air filter checks, and system diagnostics. Preventative maintenance ensures your motor is ready every time you launch.

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Lower Unit Repair and Gearcase Service

We replace seals, bearings, prop shafts, and gears as needed—or complete lower unit swaps when damage is beyond repair.

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Powerhead Repair and Rebuilds

If your engine's top-end is worn or failing, we offer powerhead rebuilds and replacement for Yamaha, Mercury, Suzuki, and other major brands.

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Electrical Diagnostics and Wiring Repair

Troubleshooting and repair for outboard wiring, ignition, stators, alternators, and charging systems. We find the problem, fix it right, and test thoroughly.

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Fuel System Service

We clean or replace injectors, rebuild carburetors, and repair fuel pumps and lines. Our fuel system work improves performance and efficiency.

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Cooling System Repair

Overheating is a major risk for outboards. We replace impellers, water pumps, thermostats, and resolve blockages to keep your motor cool under pressure.

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Complete Outboard Rebuilds

For older or high-use motors, a full rebuild may be the most cost-effective way to restore performance. We inspect, rebuild, and test thoroughly.

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Engine Performance Builds

Looking to get more power or torque from your setup? We design and build custom outboard engines for performance and durability.

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Outboard Motor Replacement

We offer new and used outboards, including pre-owned Yamaha, Mercury, Suzuki, Honda, Evinrude, and Johnson models. We’ll help you choose the right motor based on your boat and usage.

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Custom Switches and Dash

We design and install custom dash panels and switches for your boat. Professional wiring, easy access, and reliable performance with a clean, functional look.

Expert Outboard Service That Keeps You Boating

Outboard motors are complex machines that demand regular attention to keep them running at peak performance. Ignoring small issues can quickly lead to major problems, higher costs, or even engine failure. That’s why routine service, timely repairs, and performance diagnostics are essential for every boat owner.



At Casey Marine, we’re committed to delivering expert-level service for every motor we work on—2-stroke, 4-stroke, and everything in between. From Yamaha and Mercury to Suzuki, Honda, and Evinrude, we service all major outboard brands.

Additional Products and Dealer Services

Casey Marine is more than a repair shop—we’re a dealer and installer for top marine performance brands. Our products include:


  • Bob’s Machine Shop Hydraulic Jack Plates – For precise motor height control
  • Power-Pole Shallow Water Anchors
  • Trolling Motor Setup – Including installation and wiring
  • PowerTech Propellers – Authorized propeller dealer
  • Interstate and Ionic Lithium Marine Batteries – Sales and installation
  • ECU Flash Services coming soon for Yamaha


When you need the right part or upgrade, we don’t just sell it—we install and stand behind it.

Why Boat Owners Trust Casey Marine

  • Choosing the right marine mechanic can make all the difference in your boating experience. Here’s why boat owners in Gonzales and surrounding areas rely on us:
  • Experienced Technicians - We have hands-on experience with all major brands and outboard systems.
  • Complete Transparency - We explain what’s wrong, what it takes to fix it, and give accurate estimates before work begins.
  • Fast, Dependable Turnaround - We work efficiently without cutting corners. Emergency services are available based on scheduling and severity.
  • No Gimmicks, Just Real Service - We don’t upsell. We don’t guess. We fix what needs fixing and help you plan for what’s next.

Serving Gonzales and Surrounding Areas

Casey Marine proudly serves customers in:

  • Ascension Parish
  • Baton Rouge, LA
  • And beyond

Boaters from across Louisiana trust us with their outboards. Whether you're fishing, cruising, or working, we make sure your motor is ready for the job.

Frequently Asked Questions

  • What areas do you service?

    We are based in Gonzales, LA and serve clients across the surrounding Parishes

  • Are emergency services available?

    Emergency services are available for work vessel depending on scheduling and severity.

Schedule Your Outboard Service Today

Ready to get your boat back in top shape? Contact Casey Marine to schedule your next outboard service, inspection, or rebuild.