Used Engines

Used Cummins Engines

Pre-owned Cummins engines are available at Torquepower . Please contact us with your specific requirements. If you have a Cummins engine that you no longer require, please give us a call and we will help you to determine a fair market value. We are also keen to use our wide industry connections to help you source obsolete equipment and parts when required. Torquepower is your “hard-to-get” parts specialist for Cummins Heavy Duty Automotive, Marine, Agriculture, Mining, Power Generation, and Buses and Coaches equipment, and associated parts.

Rebuilding Great Engines Is what sets us apart

For Sale  – 2 x Cummins 6BT-5.9M Marine engines

Cummins 6BT-5.9M Marine engines

ESN 46279891 and ESN 46279883

Date of Original manufacture: July 2003
Place of Manufacture: North Carolina, USA
Date of full overhaul by Torquepower: August 2016
Hours since overhaul: Dyno test time only
Rated HP: 220 @ 2600rpm

Price: $22,000 each incl. GST – Used Cummins trade in product will be considered.
Contact us on 0732778277 or via email

FOR SALE !! – Cummins 8.3 -M3- (450 Diamond) Marine Engine

The Cummins 8.3 -M3- (450 Diamond) Marine Engine is the ideal Cummins diesel marine engine in both recreational and commercial markets. It is a proven mid-range diesel platform. First in service March 1999 – CPL2172, this much sought-after Cummins C450 Engine is in VERY GOOD CONDITION, and has just had a FULL REBUILD – COST $25,750 plus GST.

The C450 in-frame rebuild included new pistons, liners, rings, main and con rod bearings. Works carried out included; Aftercooler serviced, Turbo serviced, Fuel pump tested, New oil pressure sender; New front and rear crankshaft seals, full set of new Bosch fuel injectors; Anodes replaced; Coolant replaced; and full set of new Filters.


  • In-line 6-cylinder, 4-stroke diesel
  • Bore & Stroke; 114 mm x 135 mm (4.49 in x 5.31 in)
  • Displacement; 8.3 L (505 in3)
  • Aspiration; Turbocharged/Aftercooled
  • Rotation ; Counter- clockwise facing flywheel