Legacy variant · S12R
S12R-MPTAW
This exact configuration isn't sold new in Australia — Australian rules require new marine engines to meet IMO Tier II emissions requirements, and the S12R-MPTAW doesn't carry a Tier II rating. If you're running one, OPS still stocks genuine parts for it and can supply the current Australian Tier II S12R equivalent below.
S12R-MPTAW — as supplied
Propulsion588–1040 kW1400–1650 rpm
Auxiliary Genset840–1270 kW1200–1800 rpm
Diesel-Electric840–1154 kW1200–1800 rpm
Australian Tier II equivalent
The S12R is still in our current range. The Tier II variants we sell new in Australia today are:
- S12R-T2MPTK
- S12R-T2MPTK2
Just need parts for the S12R-MPTAW itself? Start a parts enquiry →

