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Cat 3512C (HD) engines set the standard in the drilling industry. For many years the 3500 has been the preferred choice by drillers due to their high performance, durability, and reliability in the oilfield while maintaining low emissions.The ideal application for the 3512C (HD) engine is mechanical drive for land drilling rigs.3512C (HD) engines, with ratings: 932-1100 bkW (1250-1475 bhp) @ 1200 rpm meet U.S. EPA Non-road Tier 2 equivalent and CARB Tier 2 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

Cat Specs
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Engine Specifications

Minimum Rating
1250 kV·A
Maximum Rating
1475 kV·A
Emissions
U.S. EPA Non-road Tier 2
Rated Speed
1200 r/min
Governor and Protection
ADEM A3
Engine Weight - Net Dry
11945 lb
Rotation from Flywheel End
Counterclockwise
Oil Change Interval
500
Flywheel and Flywheel Housing
SAE No. 00
Flywheel Teeth
183
Stroke
8.46 in
Displacement
3574 in³
Bore
6.69 in
Aspiration
Turbocharged-Aftercooled

Capacity for Liquids

Minimum Cooling System - Engine Only
41 gal (US)

Assembled

Height
79.5 in
Width
70.5 in
Length
105.6 in