Get proven performance for natural gas engines

Yuchai engine continues that tradition as the latest evolution in the Mobil Pegasus line, formulated and tested in a wide range of operating conditions and in a variety of natural gas engines. The results: Mobil Pegasus 1005 is built to last, potentially helping to provide long run time and long oil drain intervals, which can minimize maintenance outages and shutdowns.

One of the world’s first durable gas engine oils with energy-efficiency benefits, Mobil SHC Pegasus™ was developed for optimum natural gas engine protection with fuel efficiency built in, which also can help to reduce CO2 emissions.

The Mobil Pegasus product line is designed to handle a range of gas engine and fuel gas types found in today’s energy operations.


Extensive builder approvals and proven field performance.
In addition to laboratory, bench and engine rig tests, Mobil Pegasus oils are rigorously tested in the field before they are commercialized and are recognized by equipment builders. For example, Yuchai engine was tested for a total of more than 40,000 hours on Caterpillar, Deutz, GE Jenbacher and Waukesha gas engines at locations around the world. In oil drain extension tests, the results showed dramatically improved oil life.

Depend on YUCHAI branded industrial lubricants to help protect your natural gas engines.