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G3306B Gas Compression Engine
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Tough and durable, built on the industry-standard G3300 platform and equipped with technology that brings performance, uptime, and low operating cost to your operation. G3306B engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime. Ideal applications for G3306B engines include gas lift, gas gathering, and wellhead gas compression. Cat G3306B gas engine. Ratings: 108-157 bkW (145-211 bhp) @ 1800 rpm are NSPS site compliant capable with Caterpillar or customer-provided air-fuel ratio control and aftertreatment.

Specifications
Standard Equipment

Capacity for Liquids

Cooling System
5.25 gal
Lube Oil System (refill)
11.9 gal

Engine Specifications

Minimum Rating
145.0 bhp
Maximum Rating
211.0 bhp
Emissions
NSPS 2010
Displacement
638.0 in3
Compression Ratio
10.5:1
Aspiration
Naturally Aspirated or Turbocharged-Aftercooled
Rotation (from flywheel end)
Counterclockwise
Flywheel and Flywheel Housing
SAE No. 1
Flywheel Teeth
156
Weight (dry)
2450.0 lb
Oil Change Interval
750 hours
Ignition, Protection
ADEM A4
Air/Fuel Ratio Control
ADEM A4
Stroke
6.0 in
Bore
4.8 in
  • Air Inlet System
  • Control System
  • Cooling System
  • Exhaust System
  • Flywheels & Flywheel Housings
  • Fuel System
  • Ignition System
  • Lube System
  • Protection System