(209) 951-0283 service@jhmarine.com
(209) 951-0283 service@jhmarine.com


Mechanical Service

Diagnostics,Repair, & Maintenance of Gas& Diesel
  • Mercruiser (dealer) (smartcraft, axius, zeus capability)
  • Volvo Penta (dealer) (IPS capability)
  • Cummins (dealer)
  • CAT (dealer)
  • Detroit
  • Yanmar (dealer)
  • Kohler (dealer)
  • Northern Lights (dealer)

Marine Systems

Troubleshooting, Repair, & New Installations of:
  • AC/DC Electrical Systems and Distribution
  • Solar and Power Management Systems
  • Navigation Electronics and Vessel Networks
  • Engine Data Systems Integration
  • Steering Solutions: Hydraulic, Mechanical, and Steer–by-Wire
  • Joystick Control Systems
  • Fuel Systems and Tankage
  • Fire Suppression Systems
  • Fresh and Raw Water Systems including Thru-Hull Fittings
  • Air Conditioning and Refrigeration

What do we offer

Comprehensive Services

Our comprehensive range of services covers all aspects of boat maintenance and repair. From routine engine diagnostics and mechanical repairs to marine systems installations and electrical troubleshooting, we have you covered. We also specialize in repowering and refits, giving your boat a new lease of life with upgraded systems and enhanced performance.

Preventive maintenance

Prevention is better than cure, and we firmly believe in proactive boat maintenance. Our tailored preventive maintenance plans are designed to keep your boat in prime condition, reducing the likelihood of unexpected breakdowns and costly repairs.

Customer-Centric Approach

At J&H Marine, we value the relationships we build with our customers. Your satisfaction is our top priority, and we take the time to understand your unique needs and preferences. Whether you are a seasoned boater or a first-time boat owner, we treat every project with the utmost care and attention to detail.

Safety First

We understand that safety is non-negotiable when it comes to boating. That’s why safety checks and adherence to industry standards are an integral part of our service process. You can trust that your boat is in safe hands with us, allowing you to navigate the waters with peace of mind.