Custom Idaho Jet Boat
Rocky Mountain Jet
Are you ready to begin adventuring on the water? At Rocky Mountain Jet, we craft custom jet boats for all recreational water activities. Our boat builds are fully custom and handcrafted based on your needs and preferences. Once you are up and cruising on the water, we can also maintain your boat to keep you ready for speed and exploration. Become a part of the Rocky Mountain Jet family today and start your boat build now!
Fission Jet Boat
Our premium boat build, which is manufactured right here in Nampa, is the Fission.
Jet Boat Services
At Rocky Mountain Jet, we don’t only build custom jet boats. We keep them running at peak performance. From our shop in Nampa, Idaho, we offer full-service repair and maintenance tailored for shallow-water boats. Whether you are looking for a quick tune-up or full-on engine diagnostics, we have got you covered.
Routine Maintenance & Tune-Ups
Comprehensive checks and system servicing to keep your boat operating efficiently and reliably throughout the season.
Motor Diagnostics & Repair
We use professional-grade diagnostic tools to locate performance issues quickly and apply precision repairs to restore full engine functionality.
Engine Repower (Motor Swaps)
Engine replacements for more power, better efficiency, or a fresh start. We’ll match your new motor to your exact boat and use case.
Hull & Frame Repair
Structural repairs for impact damage, corrosion, or wear, including insurance-supported claims. We restore integrity without compromising performance.
Pump Repair
Whether you are dealing with wear, damage, or performance issues, we offer professional repair services to keep your jet pump running smoothly and efficiently.
Oil Changes & Winterizing
Seasonal maintenance includes oil and filter replacement, along with complete winterization to protect your boat from freezing temperatures and corrosion.
Custom Fabrication & Upgrades
Tailored performance solutions, fabricated in-house to meet your specifications. Perfect for riders who demand more from their build.
Interior & Cover Solutions
Our services also include expert work on soft goods and custom boat protection:
Used Boat Consignment
Rocky Mountain Jet also offers used aluminum jet boats for sale [link to consignment page]. These are tested and proven safe and still have a lot of life in them. If you are in the market for a new adventure boat but want something a little more affordable, this is a great option! Stop by our shop in Nampa, ID, and let’s talk about what options are a great fit for you.
If you are on the other side and want to sell your used boat, we can help. Throughout the consignment process, you still own your boat; we will make arrangements and sell it for you to our wide RMJ customer base. Contact us today to start your boat consignment process.
Your Local Boat Builders in Nampa, ID
While we service all of North America, we are local to the Treasure Valley right here in Nampa, ID. We are boat builders, but that's not all we do. From a fully customizable boat build to jet boat repairs and maintenance, to even purchasing used boats through our consignment service. We do it all. Contact Rocky Mountain Jet in Nampa, ID, today to start the adventure of a lifetime with a new custom jet boat.