0410 462 500
0410 462 500
Mobile Diesel Mechanic
Marine, Transport, Machinery & Cars



Service Breakdown

If you are on the road and your vehicle has broken down, whatever the reason, call NJS - 0410 462 500. We have the means to provide you with excellent service to have you back on your way in no time.

Engine Rebuild

Excellent quality service on engine rebuilds of all types of engines,small to large if required a brand new exchange engines remove and replace is available to customer requirements

kenworth truck

Engine Diagnostics

At NJS, our car and truck mechanics are trained in the latest state-of-the-art engine diagnostics, so that we can quickly identify and repair a problem ensuring you are off-the-road for as little time as possible.

kenworth truck

Transmission Repairing

NJS have become one of the most trusted experts in the diagnosis, service and maintenance of transmissions. Call NJS first. Before starting any repair, we will perform an extensive multi-point inspection on your transmission.

RMS Logo - NJS Diesel

Defect Repairs & Clearance

Defect clearance notices are usually issued to vehicles that are not roadworthy or do not meet registration requirements. Whether you own a truck, Marine or Cars, you can trust NJS Mechanical Repairs with your defects clearance needs

Diesel Tuneup

Regular maintenance is absolutely imperative if you want a diesel engine to last, and every diesel owner will probably encounter some pitfalls and problems. Although diesel engines require no ignition tune-ups and tend to last longer without major repairs than gasoline engines, they do require regular low-cost maintenance, call NJS for quality Diesel Tune up, We have 20 years of Diesel Tune up experience.

kenworth truck

Brake & Suspension Repairs

NJS is a highly trained technician specialise in all makes and models in dealing with all diesel needs.

Excavation Mechanic

Excavation Machinery Services

Are you looking for reliable Excavation machinery services, Call NJs - 0410 462 500. its reliable name in diesel mechanic industry.

Marine Engine Services

NJS pride ourselves in the highest standard of customer care and service. We have been operating this business from last 20 years. We do Marine Engine services and repair, Call now - 0410 462 500

Pump & Injector Services

NJS Diesel Service & Marine provides diesel fuel injection repairs to all types of fuel systems including common rail injection systems mechanical injection and oil injection systems. WE Cant Handle. PUMP TESTING & CALIBRATING ALL TYPES.

Optional Work

Auto Electrical

Very reliable auto electrician available on customer request
Starter motors,alternators,diagnostics and 24hr breakdown available

Tyre fitting and repair

All tyre services and repair available at request

Parts deliveries

We have parts delivery to major breakdowns in New South Wales

Get Free Quote

Marine Boat Ship
Play Stop

Why you choose us?


I am genuine and reliable over 20 year's experience


I am expert and I guaratee my work


I am improving everyday


No job to small that i can't handle


I can fix anything diesel, at your heart's desire