( ) is a corporation of complementary
business units that design, manufacture, distribute and service
and natural gas engines
related technologies, including fuel systems, controls, air
handling, filtration, emission solutions and electrical power
generation systems. Headquartered in Columbus, Indiana, USA Cummins
serves its customers through a network of more than 500
Company-owned and independent distributor locations and
approximately 5,200 dealer locations in more than 190 countries and
Cummins reported net chirp income of $801
million on sales of $14.34 billion in 2008.
Today more than 51% of Cummins' business comes from operations
outside of the United States. Part of Cummins model is to create
partnerships with key players in foreign markets and they have done
so recently in China and India.
Cummins Turbo Technologies (formerly Holset)
Holset Engineering Co. was a British company that produced turbochargers, primarily for diesel and heavy duty applications.
company had its roots in 1948, when W. C. Holmes became interested
in Louis Croset's flexible coupler design. The company started
when Paul Croset was convinced to start up and manage the venture,
which was based in Huddersfield, England.
Holset as we know it came into existence in 1952 as a limited corporation
the name coming from the first half of Holmes and the last half of
In 1973 the company was purchased by Cummins after briefly being
owned by the Hanson Trust, and continued to expand for the next
thirty years. Holset now operates facilities in China, India, Brazil, the
Netherlands, the United Kingdom and the United States.
In 2006, the division officially changed its name to Cummins
to be identified more closely with its
parent company. The turbocharger products still use the Holset
Cummins Emission Solutions (formerly Nelson)
Exhaust and emissions after-treatment company Nelson Industries was
purchased in 1999 due to the increasing importance of exhaust
after-treatment systems for meeting future emissions standards. The
division officially changed its name to Cummins Emission
to be identified more closely with their parent
Cummins Power Generation (formerly Onan Corporation)
Power Generation Business Unit is Cummins' second-largest business
segment. This business unit manufactures, sells and services power
generation and related items around the world for commercial and
Cummins Generator Technologies (formerly Newage AVK-SEG)
Generator manufacturing subsidiary of Cummins Power Generation.
Headquartered in Stamford, England, it has
manufacturing plants in Germany, Romania, China, India and
Cummins has an extensive manufacturing, distributor and dealer
network with 550 Company-owned and independent distributor
locations and more than 5,000 dealer locations that provide sales,
service and support for its products worldwide.
The 5.9-liter B-series used in school buses and pre-2007 Dodge Ram
2500/3500 Trucks have proven to be very popular. The new 6.7-liter
B-series is available in 2007 and newer Dodge Ram 2500/3500 Pickup
Trucks. The high-horsepower (larger than 15 liters
displacement) engines are manufactured in Seymour,
Indiana, Daventry (England) and
duty (10-15 liter displacement) M and X series engines are
manufactured in Jamestown, NY.
The B, C and L series engines are
manufactured in numerous plants across the world.
- X Series/ISX/Signature 600
- K Series/QSK
- V/VT Series
- V6 - 5.7/5.8/6.2 L (VIM/VAL)
- V8 - 7.7/8.3/9.1 L (VINE/VALE)
- V8 - 14.8 L
- V12 - 28 L (V28)
- Z Series/ISZ
Q series enginesQSV 81 (Gas powered Generator)QSV 91 (Gas powered
Cummins Turbo Technologies
- Holset Pre-H Range - 3L, 4L, 6"
- Holset H-Range - H2A/B/C, H3B, HC5A
- Holset HX Range - HX25, HX30, HX35, HX40, HX50, HX60, HX82
- Holset HE Range = HE351CW, HE451Ve
- Stamford Range