3512E Dynamic Gas Blending SCAC Petroleum Engine Well Servicing Engines

3512E DGB Tier 4 Final

3512E DGB Tier 4 Final

Features At A Glance

Engine Design
Cooling System
Engine-Mounted Package
Engine-Mounted Transmission Oil Cooler
Advanced Digital Engine Management
Custom Packaging
Full Range of Attachments
Product Support Offered Through Global Cat Dealer Network
S•O•SSM program matches your oil and coolant samples
Over 80 Years of Engine Manufacturing Experience
Web Site

Product Specifications for 3512E DGB Tier 4 Final

General Specifications



Capacity for Liquids

3512E DGB Tier 4 Final Standard Equipment

Control System

  • Cat ADEM A6 DGB controls

Cooling System

  • Thermostats and housing, jacket and separate circuit water pump, gear-driven centrifugal
  • SCAC/ATAAC system

Exhaust System

  • Dual DOC
  • Exhaust manifold, dry, bellows connection
  • Four turbochargers with watercooled bearings
  • Exhaust outlet, dual 10-inch ANSI round flange as part of aftertreatment

Flywheels & Flywheel Housing

  • Flywheel, SAE No. 0, 151 teeth

Fuel System

  • Engine mounted Gas filter, water coalescing type
  • Clean fuel module boost pump
  • Fuel transfer pump
  • Common rail fuel system
  • Primary/secondary fuel filters
  • Fuel priming pump (electric)


  • Product LinkTM engine monitoring


  • Vibration damper and guard
  • Lifting eyes
  • Paint - Caterpillar yellow

Lube System

  • Closed Crankcase ventillation - top mounted
  • Fumes disposal
  • Oil filter - RH spin-on type
  • Oil cooler
  • Oil filler and dipstick - LH
  • Oil scavenger pump
  • Oil pump
  • Oil pan drain valve, 1" NPT female connection

Mounting System

  • Trunion front support
  • Flywheel housing - two-sidedfailure options

Protection System

  • Emergency stop logic inputs provided at 70-pin customer interface connection
  • ADEM A5 and A6 ECU system to provide customer programmable engine deration strategies to protect against adverse operating conditions

Aftertreatment Mounting

  • CEM/muffler support package Heavy-duty air cleaners (2 element with precleaners)

3512E DGB Tier 4 Final Optional Equipment

Charging System

  • 80, 95, or 150 amp charging alternator

Control System

  • Local speed throttle control
  • Throttle position sensors

Cooling System

  • Coolant conditioner
  • JW outlet coupling-style connections
  • JW inlet weld-flange connection
  • SCAC/ATAAC inlet and outlet coupling-style connections
  • JW inlet and outlet hose barb connections
  • SCAC/ATAAC inlet and outlet hose barb connections Water level switch gauge
  • JW Heater installation connections

Exhaust System

  • Flex pipe kit
  • Residential mufflers (painted steel and stainless steel) with outlet elbow and rain cap

Flywheels & Flywheel Housing

  • Allison and Twin Disc flywheel options


  • Product Link harness extensions
  • LAN adapters

Lube System

  • Rear sump oil pan - 250-hour change interval
  • Front deep sump oil pan - 500-hour change interval

Power Take-Offs

  • Front Crankshaft Adapter
  • Front crankshaft stub shaft
  • Accessory drive - upper RH

Protection System

  • Hydraulic actuated air shutoff

Starting System

  • Dual hydraulic starter - LH
  • Manual engine barring device
  • Hydraulic starter - LH
  • EIRS automatic start/stop system is available on factory orders as an attachment

Transmission Attachments

  • Transmission oil cooler
  • Transmission oil cooler 2-1 connections
  • Torque converter connections


  • Air compressor

See how 3512E DGB Tier 4 Final compares against frequently compared products.

Tools And Expert Help At Every Turn

Product Brochures and More Are Ready to Download!

Full specifications, product brochures and more. Sign up below for additional information. Or for instant access, you can skip this form.

Check out current offers for the 3512E DGB Tier 4 Final

View More Offers