Mobile Marine Mechanic

On-site mobile marine mechanic outboard repair anywhere on the Kohala Coast, Kawaihae, Waikola, Waimea and Kona, usually within 48 hours.

Image of Kawaihae Harbor

Pricing

Transparent mobile marine service and outboard service rates for Waikoloa, Kona, Waimea, and Kawaihae, with clear call-out and labor pricing.

100Hr Service

$150 Per Engine

  • Engine oil & filter change
  • Lower unit gear oil change
  • Spark plug inspection (replace if needed)
  • Visual inspection of belts, hoses & connections
  • Propeller inspection & grease
  • Grease all fittings (steering & pivot points)
  • Check for leaks, corrosion & loose hardware
  • General engine performance check

300hr Service

$200 Per Engine

  • Engine oil & filter change
  • Lower unit gear oil change
  • Replace fuel/water separator
  • Replace spark plugs
  • Replace water pump & impeller
  • Inspect/replace thermostats
  • Inspect fuel system components
  • Inspect/change belts, hoses & clamps
  • Battery & charging system test
  • Propeller inspection & grease
  • Grease all fittings (steering & pivot points)
  • Check for leaks, corrosion & loose hardware
  • Full engine performance check

Major Repair

Transparent, up‑front pricing for mobile outboard service on the Kohala and Kona coasts. Standard diagnostic and inspection visits start at $110 plus a mobile call‑out fee from $45–$85 depending on distance. Hourly labor for repairs and scheduled maintenance is typically $135/hr, with most annual services on single outboards falling between $260–$520 plus parts. Emergency or after‑hours dockside calls may carry a premium. Before any work begins, you’ll receive an estimate that outlines travel, labor, and parts so you know your total expected cost in advance.

✓ Oil

✓ Filters

✓ Wiring

✓ Controls

✓ Pro performance-tune

✓ Rigging

✓ Warranty

Process

From your first call, we confirm details, schedule a dockside visit, diagnose on-site, and complete most outboard repairs same or next day, with parts runs, sea-trial, and cleanup included in our mobile marine services rate.

Cole working on a Yamaha Outboard in Kawaihae Harbor

Cole working on a yamaha outboard service in Kawaihae Harbor

Lead Mechanic

Cole Compton, owner and lead mechanic of Compton Marine Services on the Big Island of Hawaii, brings extensive hands-on experience as a outboard technician specializing in brands like Yamaha, Mercury, and more. After moving to the island with his wife, Cole saw a clear need for reliable, convenient marine repair services and set out to support local boat owners with a mobile-first approach. His background in diagnostics, maintenance, and repowering allows him to deliver high-quality work directly at the harbor or your home, helping keep boats on the water and running at their best.