125 Harbor Way

Santa Barbara, CA 93101

(805) 774-0637

24/7 Customer Support

Mon - Fri: 9:00 - 5:30

On call service available

Why Does My Boat Engine Lose Power Under Load

Marine diesel engine losing power under load during sea trial inspected by trained technician at 805 Marine Diesel Mechanic Ventura Channel Islands Harbor

Why Does My Marine Diesel Engine Lose Power Under Load? (Complete Diagnosis Guide) If your engine runs fine at idle but struggles when you advance the throttle, you’re dealing with a classic marine diesel issue: loss of power under load. This is one of the most common problems we diagnose throughout Ventura, Oxnard, Channel Islands […]

2020 64ft Sirena Marine Engine Survey

64ft Sirena Marine Engine Survey, twin Caterpillar C12.9

Premium Marine Engine Survey 2020 64FT SIRENA Twin Caterpillar C12.9 • Dual Cummins/Onan Generators • M/V SOLEIL Marine Engine Survey Conducted by: Jeff Lendall & Sons — 805 Marine Diesel Mechanic Comprehensive marine engine survey and ECM diagnostic inspection performed on twin Caterpillar C12.9 marine diesel propulsion engines, ZF marine transmissions, dual Cummins/Onan generator systems, […]

Marine Diesel Engine Services

marine diesel engine services

Marine diesel engine services are essential for keeping inboard diesel vessels dependable, fuel efficient, and safe offshore. Marine diesel engines operate under heavy load, constant vibration, salt exposure, and long duty cycles that gradually wear down cooling systems, fuel systems, drivetrain components, and electrical systems. 805 Marine Diesel Mechanic provides mobile marine diesel diagnostics, preventative […]

Santa Barbara Marine Services

805 marine diesel mechanic logo

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 diesel engine survey

marine engine survey

Computerized marine diesel engine surveys, TEXA ECM diagnostics, sea-trial data logging, and pre-purchase yacht evaluations for Ventura Harbor, Oxnard, Channel Islands Harbor, and Santa Barbara. Start with the Master Marine Diesel Troubleshooting Guide when evaluating a yacht purchase, troubleshooting chronic engine issues, verifying maintenance history, or documenting the true condition of your diesel propulsion system. […]

Marine Services

805 marine diesel mechanic logo

Marine diesel repair, rebuilds, repowers, diagnostics, and preventative maintenance for vessels operating in Santa Barbara, Ventura, Oxnard, and Channel Islands Harbor. Start with the Master Marine Diesel Troubleshooting Guide when your diesel engine develops smoke, overheating, rough running, loss of RPM, poor fuel economy, hard starting, or drivetrain vibration. 805 Marine Diesel Mechanic specializes in […]