Cat Marine Engines in Stock
Toromont Cat offers a wide range of marine propulsion engines and auxiliary engines, in stock or coming soon with reasonable delivery dates.
Having access to reliable and powerful engines is critical in the marine industry, where manufacturing lead times can frequently be too long. Select from our two different applications of marine engines below to find the solution that’s right for you and your business.
MARINE PROPULSION ENGINES
We offer an industry-leading range of powerful Cat® propulsion engines. With long-term durability, high fuel efficiency, and simplified service, our engines work hard maximizing uptime to keep you, your crew, and your clients operating on time and on budget.
AUXILIARY GENERATORS
These reliable Cat marine auxiliary generators provide the on-board power your marine vessels need. Our expertly-engineered auxiliary generators are ideal for electrically driven pumps, winches, conveyors, and thrusters, as well as emergency systems, on-board technology, air conditioning, appliances, and more.
| Model |
Power Range |
Horsepower |
| C9.3 ACERT |
280 to 355 bkW |
375 to 476 BHP |
| C12 |
254 to 366 bkW |
340 to 490 BHP |
| C18 ACERT IMO II |
339 to 533 bkW |
454 to 715 BHP |
| C18 ACERT TIER 3 |
350 to 747 bkW |
469 to 1001 BHP |
| C32 ACERT IMO II |
492 to 1081 bkW |
660 to 1450 BHP |
| C32 ACERT TIER 3 |
559 to 1342 bkW |
750 to 1800 BHP |
| 3406C |
272 to 298 bkW |
365 to 400 BHP |
| 3508C |
578 to 820 bkW |
775 to 1100 BHP |
| 3512C IMO II |
955 to 1902 bkW |
1280 to 2551 BHP |
| 3512C TIER 3 |
1000 to 1765 bkW |
1340 to 2366 BHP |
| 3512E |
1000 to 1901 bkW |
1341 to 2549 BHP |
| 3516C IMO II |
1230 to 2525 bkW |
1650 to 3386 BHP |
| 3516C TIER 3 |
1590 to 1995 bkW |
2131 to 2675 BHP |
| 3516E |
1865 to 2525 bkW |
2501 to 3386 BHP |
| C175-16 |
2001 to 2550 bkW |
2683 to 3420 BHP |
| C280-6 |
1730 to 2030 bkW |
2320 to 2722 BHP |
| C280-8 |
2300 to 2530 bkW |
3084 to 3393 BHP |
| C280-8 TIER 4 |
2460 to 2530 bkW |
3299 to 3634 BHP |
| C280-12 |
3460 to 3800 bkW |
4640 to 5096 BHP |
| C280-12 TIER 4 |
3700 to 4060 bkW |
4962 to 5444 BHP |
| C280-16 |
4600 to 5650 bkW |
6169 to 7577 BHP |
Cat Auxiliary Engines
Cat® marine auxiliary engines are the solution for unique generator set applications requiring a custom approach. Additionally, the are perfectly engineered for electrically driven pumps, winches, conveyors and thrusters.
| Model |
Rating |
Aspiration |
| C9.3 |
292 to 436 BHP |
TA |
| C18 IMO II |
404 to 660 BHP |
TA, TTA |
| C18 TIER 3 |
624 to 803 BHP |
TA, TTA |
| C32 IMO II |
791 to 1333 BHP |
TTA |
| C32 TIER 3 |
1047 to 1333 BHP |
TTA |
| 3512E |
732 to 2399 BHP |
TA |
| 3516E |
787 to 3175 BHP |
TA |
| C280 |
2320 to 7268 BHP |
TA |
| C32 IMO III |
352 to 1172 BHP |
TA |
| C32 TIEr 3/IMO II |
314 to 1333 BHP |
TA |
Cat Marine Generator Sets
Cat marine generator sets are built to provide dependable, efficient service under extreme conditions. They combine proven designs and manufacturing methods with the latest technology, such as advanced control, to deliver more power and greater efficiency, while offering enhanced monitoring.
| Brand |
Model |
Rating |
| Cat |
C4.4 |
36 to 99 eKw |
| Cat |
C4.4 ACERT |
51R to 105R eKw |
| Cat |
C7.1 |
100 to 200 eKw |
| Cat |
C9.3 |
224R to 300 eKw |
| Cat |
C32 IMO III |
219 to 940 eKw |
| Cat |
C32 TIER 3/IMO II |
219 to 940 eKw |
| Cat |
C32 |
550 to 940 eKw |
| Cat |
C32 ACERT TIER 3 |
730 to 940 eKw |
| Cat |
C280-6 |
1760 to 1820 eKw |
| Cat |
C280-8 |
2350 to 2420 eKw |
| Cat |
C280-12 |
3520 to 3640 eKw |
| Cat |
C280-16 |
4700 to 4840 eKw |
| Cat |
3512C |
1550 to 1700 eKw |
Electro-Motive Diesel (EMD) Engines
The Electro-Motive Diesel EMD E 23 engine is the latest in one of the longest-lasting medium-speed engine families in the world. With 80 years of experience and over 78,000 engines delivered, EMD’s two-cycle engine design can be counted on to meet your need for power and productivity while also complying with environmental regulations and fuel availability.
The E 23 meets US EPA Tier 4 Final and IMO III regulations, with Dual-Fuel options available and a Natural Gas option to come in 2017. These technologies are the result of continuous optimization and improvement of the E 23’s proven design, delivering the most efficient and durable machine in its class while allowing customers to take advantage of alternative fuels.
| Model |
Power Range |
Horsepower |
| 8 E 23 / 23B (710 Series) |
1391-1641 bkW |
2000-2200 BHP |
| 12 E 23 / 23B (710 Series) |
2237-2461 bkW |
3000-3300 BHP |
| 16 E 23 / 23B (710 Series) |
2981-3281 bkW |
4000-4400 BHP |
| 20 E 23 / 23B (710 Series) |
3279-4101 bkW |
5000-5500 BHP |
2022 Cat Marine Engines Guide
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