INNIO’s Waukesha Gas Engines

Flexible and durable INNIO's Waukesha* gas engines are designed to perform reliably in isolated, mission-critical and demanding applications. By offering both rich- and lean-burn designs, INNIO provides a range of products covering varying emissions compliance levels to help you make smart choices for tomorrow.

Waukesha engines range from 160 to 5,000 bhp and include the following models:

  • VGF*: 1,200 to 1,800 RPM, 160 to 1,175 BHP
  • VHP*: 700 to 1,200 RPM, 345 to 2,250 BHP
  • 275GL+*: 750 to 1,000 RPM, 2,720 to 5,000 BHP

INNIO's Waukesha engines primarily are used in the oil and gas industries in applications such as gas compression, mechanical drive and power generation.

Known for their superior fuel gas flexibility, these engines operate on fuel gases from less than 200 BTU/ft3 all the way up to HD5 propane @ 2,350 BTU/ft3.

With rich-burn, lean-burn, turbocharged, naturally aspirated, high fuel gas pressure, low fuel gas pressure, low compression and high compression options available, INNIO's Waukesha gas engines can be matched to each individual application.

 INNIO's Waukesha core portfolio


For nearly three decades, INNIO's Waukesha’s VGF* line of engines has performed consistently under extreme conditions in a wide range of both power generation and gas compression applications.


INNIO's Waukesha VHP* generator sets are built for efficiency, durability and longevity, and provide reliable power for continuous and intermittent applications.


INNIO's Waukesha 275GL+* is one of the most advanced high-horsepower engines in the gas compression segment. A combination of robust construction and innovative technology, the 275GL+ lean-burn engine delivers excellence in fuel flexibility, efficiency, power output and emissions. For superb uptime and profitability, you can depend on the 275GL+ to get the job done, year after year.

 Parts sales

Contact Souer directly for all your genuine INNIO's Waukesha spare parts requirements.

Souer also can arrange for Material Stream Agreements (MSAs) or Contractual Service Agreements (CSAs) for long-term, preventative maintenance to reduce parts costs.

 Service / Commissioning / Engine Upgrades / Startup Services

Souer’s trained and certified technicians are available to provide a full range of service on all INNIO's Waukesha gas engines at your location. Our technicians can cover all tasks – from a simple oil change or fault diagnostic all the way to a site-based engine overhaul or retrofit.

Typical services include:

  • Startup/commissioning for new engines and packages
  • Engine preservation/deferred startup
  • Breakdown callout
  • Preventative maintenance routines
  • Engine upgrades
  • Site engine repair and overhaul
  • Technical advice

Contact Souer directly for your Waukesha service requirements.

 Workshop Repair & Overhaul

For older Waukesha engines that have reached the end of their standard service life or that need major repairs, Souer offers a complete workshop overhaul service tailored to your exact needs.

All required parts can be ordered ahead of schedule for fast turnaround. In addition, upgrades and engine improvements can be performed at the time of the overhaul, if required.

On completion of the overhaul, the engine will be painted to factory standards and load tested to full capacity (customer witness testing is included). A complete inspection and overhaul report will be submitted along with the overhauled engine.

Souer also offers part overhauls such as cylinder heads, water pumps, oil pumps and intercoolers.

Contact Souer directly for your Waukesha engine and component overhaul requirements.


Souer operates the Far East regional training center for all INNIO's Waukesha product line training.

With a dedicated classroom and facilities - including a modern, air conditioned hands-on workshop complete with training engines, equipment and a full-time certified trainer - Souer can provide for all off your training needs.

Click on the Training Link for further details.

*Indicates a trademark of the General Electric Company