Mariner Mechanical delivers expert boat servicing and repairs throughout Western Australia.
As official Volvo Penta and Yanmar dealers, we offer reliable marine engine maintenance and repairs for commercial and recreational vessels.
Complete Marine Servicing & Repairs
We provide comprehensive marine mechanical maintenance Western Australia boat owners rely on for performance and peace of mind. Our services cover everything from preventative maintenance to full mechanical repairs.
Engine Service Inclusions
Our engine servicing is thorough and manufacturer-aligned, ensuring your engine performs at its peak:
- Remove & replace oil and oil filter
- Remove, inspect & replace the primary fuel filter
- Remove & replace secondary fuel filter
- Remove & replace engine anodes
- Remove, inspect & replace impeller
- Remove, inspect & replace sea strainers
- Remove, inspect & replace the air filter
- Remove, inspect & replace crankcase filter
- Inspect gearbox oil level & condition
- Inspect coolant level & condition
- Inspect drive belt for tension & wear
- Run engines, test gears, and check for leaks
- Clean bilge area
- Dispose of waste oil and filters responsibly
IPS (Inboard Performance System) Service
As specialists in advanced propulsion systems, we deliver expert IPS servicing:
- Drain & replace IPS oil and bung O-rings
- Inspect IPS lower seals
- Clean and grease prop shaft and install propellers
- Remove & replace IPS anodes
- Remove & replace IPS oil filter
- Inspect IPS mounting rings and complete visual check
- Run engine, test IPS function and grease system
- Recheck oil levels
- Clean bilge area
Our Proven Service Process
We follow a structured, transparent approach to deliver consistent, high-quality results for every vessel:
Comprehensive Engine Inspections
Advanced diagnostics and visual checks identify wear, faults, and hidden performance issues early.
Oil & Filter Changes
We use manufacturer-approved oils and filters to protect engine components and extend lifespan.
Cooling System Maintenance
Thorough inspection of cooling systems to prevent overheating and ensure reliable operation.
Fuel System Checks & Maintenance
Clean, efficient fuel delivery through detailed inspection of filters, lines, and injectors.
Battery & Electrical System Maintenance
Full testing of batteries, wiring, and connections to ensure dependable power on the water.
Propeller & Running Gear Maintenance
Inspection and servicing of shafts, bearings, and propellers for smooth, efficient propulsion.
Performance Testing & Final Checks
Engines are run, tested, and checked for leaks to confirm optimal performance before handover.
Common
Jobs We Handle
Our team services all kinds of vessels and mechanical issues across Western Australia, always aiming for efficient and reliable results. We handle everything from half-day servicing on recreational fishing boats, such as oil, filter, and impeller replacements, to complex marine diesel engine repairs for commercial operators.
We often complete full IPS servicing on cruisers in a single day, including seals, oils, and prop systems. If you have urgent problems like overheating in ski boats, we can usually fix them the same day by clearing blockages and replacing worn parts.
We also inspect and repair gearboxes on workboats to quickly restore performance. For twin-engine vessels, we provide full Volvo Penta scheduled maintenance in WA to keep your boat running safely and reliably for the long term.
WHY CHOOSE
MARINER MECHANICAL
We know that for WA boat owners, reliability, transparency, and quality workmanship are what matter most.
1.
We offer a fully equipped mobile workshop and also provide service at our Mandurah location.
2.
Our team has official expertise as a Volvo Penta and Yanmar dealer.
3.
All dealer parts come with a 2-year warranty.
4.
We are a veteran-owned and operated business, serving customers since July 2025.
5.
We provide preventative servicing to help you avoid costly breakdowns.
6.
Fast turnaround to minimise downtime.
7.
We are trusted specialists in inboard boat motor mechanics across WA.
Service Frequency Recommendations
Regular servicing is essential for maintaining performance and avoiding expensive repairs:
Recreational Boats
Every 100 hours or annually (whichever comes first)
Commercial Vessels
Every 250–500 hours, depending on usage
Diesel Engines
Routine Yanmar engine service WA and diesel maintenance every season
High-Performance Engines (Volvo Penta IPS)
Strict adherence to Volvo Penta scheduled maintenance WA
Low Usage Boats
Annual servicing is still essential to prevent internal corrosion and fuel issues
With years of experience as marine diesel mechanics in WA, we know what different boats need to run safely and perform their best in any conditions.
Quality Parts, Tools & Expertise
We only use trusted, manufacturer-approved parts to ensure reliability and compliance:
Genuine Volvo Penta parts
Genuine Yanmar components
High-performance marine oils and lubricants
Advanced diagnostic tools for accurate fault detection
Our workshop is equipped to handle both standard servicing and custom mechanical work, ensuring your vessel gets exactly what it needs
Reliable Marine Mechanical Support Across WA
Mariner Mechanical provides reliable marine diesel engine repairs all across Western Australia, from Mandurah to even the most remote coastal areas. Whether you need regular servicing or urgent repairs, our team is here to help keep your vessel running smoothly.
If you want dependable boat engine servicing that WA boat owners trust, backed by experience, discipline, and quality workmanship, Mariner Mechanical is the team to call.
Book Your Service Today
Don’t wait for a breakdown to act. Stay ahead with professional marine mechanical maintenance Western Australia boat owners trust.
Contact Mariner Mechanical today to schedule your servicing or repairs and keep your vessel performing at its peak.