Established in 1989, Mainline Diesel Engineering is a provider of diesel engine services based in Brisbane, Australia. The range of services offered includes:

• Door-to-door export service
• New & reconditioned marine engines, gear boxes & spare parts
• Full engine reconditioning, specializing in Gardner
• In-house & on-site service
• Engine cooling system design, consultation & fit-out
• Fuel injection maintenance & calibration for Gardner diesel engines

Mainline is a privately owned & family run business. Business principal, Kevin Riley, served 13 years at L. Gardner & Sons factory in Manchester, UK where he became a fully skilled diesel fitter building and testing Gardner diesel engines. Since that time, Kevin has gained more than 20 years experience in the Australian marine diesel industry. Mainline’s clean & modern workshop facilities ensure engine repairs and engine reconditioning are carried out efficiently. The businesses commitment to customer service is reflected not only in the quality of products supplied but in the expediency of supply within Australia and overseas. Please browse our website and contact us with your requirements and to obtain further product and service information.

Mainline is sole authorised Queensland distributor for Gardner diesel engines and spare parts. Since 1992 Mainline has been dedicated to it’s distributorship agreement with British engine manufacturer Gardner Parts Ltd by carrying a comprehensive stock of spare parts, using specialised Gardner tooling and equipment and providing expert personnel to enhance service levels to Gardner customers.

In 2001 Italian diesel engine manufacturer CMD appointed Mainline as sole Australian Distributor for the FNM range of diesel engines. View our dedicated FNM page or visit CMD/FNM website for further detailed information about this exciting and innovative range of light-weight diesel engines.