GTA8.3 Gas Compression Applications


GTA8.3 Gas Compression ApplicationsWellhead compression applications require reliability and durability. For dependable operations and world class support, you need the Cummins GTA8.3 – a high-performance natural gas engine that shares the proven heritage of the Cummins C Series diesel engines and many of the same heavy-duty components. You can depend on the GTA8.3 to keep maintenance costs down and the gas flowing. Every day.


General Specifications
Inline 6-Cylinder, 4-Cycle, Natural Gas

Bore 4.49 in (114 mm)
Stroke 5.32 in (135 mm)
Displacement 8.3 L (505 cubic in)
Engine Power* 175-190 hp (131-142 kW)
Compression ratio 8.5:1
Aspiration Turbocharged and aftercooled
Exhaust Type Dry manifold
Weight** 1650 lb (748 kg)
Coolant capacity 2.9 gal (10.9 L)
Lube oil capacity 6.5 gal (32.0 L)
Rotation Counterclockwise

* Rating dependent
** Weight is approximate and varies with options.

Product Finder Specifications

Power 175 - 190 hp / 130 - 142 kW


Model Rating

Compression Ratio


118 hp (88 kW) @ 1800 rpm




99 hp (74 kW) @ 1500 rpm



(1) CUSTOMER-COMPLIANT UPGRADEABLE – This engine is capable of operating with a Three-Way Catalyst at this rating. It is the responsibility of the owner/operator to upgrade the engine with an air/fuel ratio controller and a Three Way Catalyst capable of meeting the SI NSPS regulations. The owner/operator is required to conduct site compliance testing and submit documentation per the EPA SI NSPS requirements.

Brochures Available

Title Bulletin Number Request View  
Cummins Gas Compression Rebuild Flyer 4081709 Request View  Download
Cummins Power For Gas Compression Brochure 4087347 Request View  Download
G8.3 And GTA8.3 Natural Gas Engines For Gas Compression Flyer 4087340 View  Download
GTA8.3SLB Gas Compression Applications Spec Sheet 4087378 View  Download