Marine Engine Raw water flow problems

Schedule Cooling System Diagnosis Master Marine Diesel Troubleshooting Guide Marine diesel raw water flow problems are one of the most common root causes of overheating, high exhaust temperatures, and power loss. Before replacing pumps or tearing into major components, start with the Master Marine Diesel Troubleshooting Guide to determine whether the issue is intake restriction, […]
Racor Fuel Filtration Monitoring Upgrades

Racor Vacuum Gauges, Water Detection & Duplex Filtration: The Fuel-System Upgrades That Prevent Diesel Breakdowns If you run a diesel boat out of Ventura, Oxnard, Channel Islands Harbor, or Santa Barbara, your fuel system is always working against the real-world stuff: condensation in tanks, questionable marina fuel, algae growth, rust, sludge, and long sits […]
Yanmar Diesel Refresh With Transmission Rebuild

Borg Warner Velvet Drive transmission before rebuild on Yanmar 3JH4E marine diesel engine in Ventura Harbor showing drivetrain wear and seal failure prior to full restoration by 805 Marine Diesel Mechanic Schedule Diesel Service in Ventura Keeping a Yanmar 3JH4E running strong in Ventura, Oxnard, and the Channel Islands requires staying ahead of drivetrain wear, […]
Caterpillar Marine Diesel Engine Services

Caterpillar C12 marine diesel engine repair, diagnostics, and maintenance in Ventura, Oxnard, Channel Islands Harbor, and Santa Barbara. Start with the Master Marine Diesel Troubleshooting Guide when a Caterpillar C12 shows overheating, injector imbalance, hard starting, excessive smoke, oil contamination, low boost pressure, vibration, or power loss under load. 805 Marine Diesel Mechanic provides mobile […]
Scania Marine Services

Scania marine diesel engine diagnostics, maintenance, fuel-system upgrades, overhaul, and dockside repair service in Ventura, Oxnard, Channel Islands Harbor, and Santa Barbara. Start with the Master Marine Diesel Troubleshooting Guide when a Scania marine diesel develops hard starting, unstable RPM, overheating, excessive smoke, EMS faults, fuel contamination, boost-pressure issues, or power loss under load. 805 […]
Santa Barbara Marine Services

Marine diesel engine service, dealer-level diagnostics, mobile harbor repairs, and complete diesel support for Santa Barbara Harbor, Ventura Harbor, Oxnard, and Channel Islands Harbor. Start with the Master Marine Diesel Troubleshooting Guide when your vessel develops smoke, overheating, hard starting, vibration, fuel restriction, coolant leaks, transmission issues, or loss of RPM under load. 805 Marine […]
Marine Engine Drivetrain Solutions

Marine flexible shaft couplings, shaft alignment, drivetrain vibration diagnostics, and propulsion-system reliability upgrades for Ventura Harbor, Oxnard, Channel Islands Harbor, and Santa Barbara. Start with the Master Marine Diesel Troubleshooting Guide when your vessel develops drivetrain vibration, gearbox chatter, harsh shifting, shaft noise, leaking transmission seals, or excessive engine movement under load. 805 Marine Diesel […]