G8.3 and GTA8.3 Model Pages G8.3....................... 2-5 GTA8.3 ...

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G8.3Gas Compression ApplicationsWellhead compression and artificial lift applicationsrequire reliability and durability not found in every smallnatural gas engine. For dependable operations andworld class support, you need the Cummins G8.3 – ahigh-performance natural gas engine that shares theproven heritage of the Cummins C Series dieselengines and many of the same heavy-dutycomponents. You can depend on the G8.3 to keepmaintenance costs down and the gas flowing. Everyday.General SpecificationsInline 6-Cyclinder, 4-Cycle, Natural GasBoreStrokeDisplacementEngine Power*Compression Ratio 10.5:1AspirationExhaust TypeWeight**4.49 in (114 mm)5.32 in (135 mm)8.3 L (505 cubic in)99-135 hp (74-101 kW)Naturally aspiratedDry or watercooledmanifold1480 lb (671 kg)Coolant Capacity 2.9 gal (10.9 L)Lube Oil Capacity 6.5 gal (32.0 L)RotationCounterclockwise* Rating dependent** Weight is approximate and varies with options.FeaturesDesigned for the oil and gas market, the G8.3delivers exceptional dependability and low cost ofoperation.Base Engine – Most major components, includingblock, crank, cam, gears and liners are commonwith the proven C series diesel.Emissions – The G8.3 has catalyst ratingsavailable to allow the engine to be operated as arich burn engine and can be customer equippedwith an AFR and catalyst to meet NSPS emissionsrequirements.Air Handling – Naturally aspirated design deliversreliable performance and life.Fuel System – Impco carburetor provides stableoperation and fuel tracking through all load ranges.Speed Control – Adjustable governor providesprecise and stable rpm control under all loadconditions.Ignition System – Altronic CD1 integral electronicignition system. Easily accessible spark pluglocation and single coil per cylinder for lowermaintenance costs.Lubrication System – High-capacity oil pan andcombination full-flow and bypass oil filter reducesmaintenance costs and extend service intervals.Warranty – Cummins one year, unlimited hours.Backed by a worldwide distributor network.
Rating Details.ModelCurveNumber Rating Emissions CombustionExhuast TypeWet / DryG8.3 FR-92227 135 hp @ 2200 rpm (1) Rich WetG8.3 FR-92223 135 hp @ 2200 rpm (1) Rich DryG8.3 FR-92228 118 hp @ 1800 rpm (1) Rich WetG8.3 FR-92224 118 hp @ 1800 rpm (1) Rich DryG8.3 FR-92229 99 hp @ 1800 rpm (1) Rich WetG8.3 FR-92225 99 hp @ 1800 rpm (1) Rich DryG8.3 FR-92230 99 hp @ 1500 rpm (1) Rich WetG8.3 FR-92226 99 hp @ 1500 rpm (1) Rich Dry(1) NSPS compliant with customer installed Air-fuel ratio (AFR) controller and catalyst.* Requires EPA site validation testing.Standard Equipment.Air Inlet System• Factory installed heavy duty air cleanerCooling System• Gear driven jacket water pump• Thermostat controlled jacket water circuit• Coolant filter for added corrosion protection• Auxiliary coolant pump optional for compressorcoolingExhaust System• Tuned dry manifold for optimal exhaust flowFuel System• Impco carburetor• Maxitrol regulatorSpeed Control System• Belt-driven mechanical governor• Electronic governor optionalIgnition System• Altronic CD1 integral electronic ignition system• Altronic III Shielded ignition optionalLube Oil System• Crankcase breather• High capacity oil pan for extended oil drainintervals• Combination full flow and bypass oil filterSafety Shutoff Protection• Electric fuel valveMounting Arrangement• Four point mounting• Lift provisions on engineFlywheels and Flywheel Housings• Flywheel SAE #3• Flywheel housing – SAE #3 Cast-iron, machinedto accommodate starter mounting• SAE #2 and SAE #1 FW/FH options availableElectrical System• 24-volt alternatorStarting System• 24-volt starter• Gas starter optionalPower Take-Off• Front crankshaft pulley• Front stub shaft optional
Page 4 and 5: Engine Technical Data.Model G8.3 G8
Page 6 and 7: GTA8.3Gas Compression ApplicationsW
Page 8 and 9: Engine Technical Data.Model GTA8.3

G8.3 and GTA8.3 Model Pages G8.3....................... 2-5 GTA8.3 ...

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