The MAN B&W L40/45 was launched in the 1970s as a modern engine at the time that featured high firing pressure and formed the basis for low fuel consumption for all MAN engines moving forward. The L40/45 engines became popular as main engines on medium-sized and small-sized vessels. Featuring a bore of 400 mm and a stroke of 450 mm, the 40/45 engines can produce power of about 550 kW per cylinder at a speed of 600 rpm. The 40/45 engines with long service record have logged tens of thousands of hours of operation and have proved to be highly reliable in operation on the heavy fuel oil grades bunkered throughout the world. For this reason, this impressive engine type “fathered” the major components of the L58/64 engine. 

Although the 40/45 engines have been succeeded by newer MAN B&W engines, support for them still remains readily available through independent engine parts suppliers such as Alang Maritime, especially for major engine components. With access to original unused surplus components sourced from decommissioned vessels, a large stock of engine parts accumulated over decades, and reliable sourcing through trusted local traders, Alang Maritime is an experienced supplier of MAN B&W 40/45 engine spare parts and maintenance requirements.

Engine Configurations: 6L40/45, 7L40/45, 8L40/45, 9L40/45, 12V40/45, 14V40/45, 16V40/45, 18V40:45

Supply scope of Alang Maritime for MAN B&W 40/45 engines:

Complete engines, crankshafts, cylinder heads, cylinder liners, pistons, connecting rods, engine blocks, exhaust valves, inlet valves, valve seats, valve cages, bearings, lube oil pumps, air starters, fuel injectors, plungers and other consumables.

Alang Maritime is one of Southeast Asia’s premier suppliers of high quality second hand spare parts for two-stroke and four-stroke marine diesel engines. We can supply new (unused surplus) parts that are obtained from scrap vessels or shipowners’ surplus from cancelled projects. We can also supply reconditioned parts, as well as used parts that are offered with technical reports.

The brands that we supply parts for are:

Yanmar | Daihatsu | MaK | Wärtsilä | MAN B&W | Bergen | Sulzer | Pielstick | Caterpillar | Niigata | Hyundai-HiMSEN

Alang Maritime stocks new, reconditioned, as well as quality controlled used parts for marine diesel engines. Our strengths are our 30+ years of experience in the maritime industry, a huge stocking space of more than 3,500 sq. mt., an extensive stock of more than 25,000+ engine parts, our technical knowledge of marine diesel engines and our close proximity to the Indian ship recycling yard of Alang. That is why Alang Maritime is your premier solution for high quality marine diesel engine parts at an economical cost.