Volvo D6A230 5.5L Diesel Engine For Sale.

Volvo D6A230 5.5L DOHC Turbine Diesel Engine For Sale.

Heavy-duty, Industrial-grade Power Unit Engineered, Used engine For Sale

The Volvo D6A230 5.5L Diesel Engine is a heavy-duty, industrial-grade power unit engineered for reliability, fuel efficiency, and sustained performance under demanding operating conditions. 

Known for its robust construction and dependable output, the D6A230 is widely used in commercial transport, buses, trucks, and industrial applications where durability and consistent torque are critical. Its reputation for longevity makes it a highly sought-after option in the second-hand diesel engine market.

This 5.5-liter six-cylinder diesel engine features a 12-valve DOHC configuration, advanced liquid-cooling, and a turbocharged (turbine-assisted) induction system designed to deliver steady power across a wide operating range. 

The D6A230 typically produces approximately 230 horsepower with strong low-to-mid-range torque, ideal for load-bearing and long-distance duty cycles. Built with a heavy-duty cast-iron block and reinforced internal components, the engine is designed to withstand continuous operation while maintaining thermal efficiency and controlled emissions for its generation.

The Volvo D6A230 engine was commonly installed in Volvo FL and FE series trucks, as well as Volvo B7 and B10 bus platforms, depending on regional specifications and production years. It is also found in specialized commercial and industrial equipment requiring a reliable 5 to 6 liter diesel powerplant. Its broad compatibility across Volvo commercial vehicle platforms makes it a practical choice for fleet maintenance, engine replacement, or refurbishment projects.

 Specifications, Common weaknesses and Maintenance.

Despite its solid engineering, the D6A230 does have some common weaknesses associated with age and heavy use. These may include turbocharger wear, fuel injector fatigue, and cooling system component degradation such as hoses, water pumps, or radiators. High-mileage units may also experience oil seal leaks or sensor failures, particularly if maintenance intervals have been extended beyond recommendations.

Maintenance notes are essential for ensuring long service life. Regular diesel-grade oil and filter changes, routine inspection of the cooling and fuel systems, and timely servicing of the turbocharger and injectors are strongly advised. 

Valve clearance checks and monitoring exhaust temperatures further support reliability. When properly maintained, the Volvo D6A230 5.5L diesel engine delivers dependable power, excellent durability, and strong operational value for commercial and industrial applications.