Oil And Gas

  • Specs Summary
  • Minimum Rating
    145 bhp (108 bkW)
  • Maximum Rating
    211 bhp (157 bkW)
  • Emissions
    NSPS 2010
  • Displacement
    638 in3 (10.5 L)

G3306B Gas Compression Engine

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.

Engine Specifications

  • Minimum Rating 145 bhp (108 bkW)
  • Maximum Rating 211 bhp (157 bkW)
  • Emissions NSPS 2010
  • Displacement 638 in3 (10.5 L)
  • 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 lb (1111 kg)
  • Oil Change Interval 750 hours
  • Ignition, Protection ADEM A4
  • Air/Fuel Ratio Control ADEM A4
  • Stroke 6 in (152 mm)
  • Bore 4.8 in (121 mm)

Capacity for Liquids

  • Cooling System 5.25 gal (20 L)
  • Lube Oil System (refill) 11.9 gal (44.5 L)

Standard Equipment

Air Inlet System

  • Air cleaner — intermediate duty, dry
  • Air cleaner rain cap (shipped loose)
  • Service indicator

Control System

  • ADEM A4

Cooling System

  • Thermostats and housing — full open temperature 97°C (207°F)
  • Jacket water pump — gear-driven, centrifugal, non-self-priming

Exhaust System

  • Exhaust manifolds — watercooled
  • Exhaust elbow — dry
  • 102 mm (4 in)
  • Three-way catalyst — 1.0 g NOx and 0.5 g NOx catalyst options

Flywheels & Flywheel Housings

  • Flywheel, SAE No. 1
  • Flywheel housing, SAE No. 1
  • SAE standard rotation

Fuel System

  • Air/fuel ratio control
  • Gas pressure regulator
  • Requires 10.3-34.5 kPa (1.5-5 psi) gas
  • Natural gas carburetor

Ignition System

  • ADEM A4 ignition

Lube System

  • Crankcase breather, top mounted
  • Oil cooler
  • Oil filter
  • Oil pan, full sump
  • Oil filler and dipstick

Protection System

  • The following parameters include alarm and shutdown

Optional Equipment

Charging Alternator

  • 24V, 35A alternator
  • 24V, 35A CSA alternator*

Cooling System

  • Radiators
  • Jacket water pump inlet adapter

Exhaust System

  • Exhaust flex fitting — ANSI flange
  • Exhaust elbow
  • Exhaust flange — ANSI flange

Guards

  • Fan guard
  • Damper guard

Ignition System

  • CSA certified electronics and ignition

Instrumentation

  • Operator interface panel
  • Operator interface panel enclosure
  • 15’, 20’ and 50’ interconnect harness

Starting System

  • Air pressure regulator
  • Air start silencer
  • Vane starter
  • Electric starter
  • Turbine starter