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Cat 3508B 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.The ideal application for the 3508B engine is mechanical drive for land drilling rigs.3508B engines, with ratings: 567-671 bkW (760-900 bhp) @ 1200 rpm meet U.S. EPA Non-road Tier 1 equivalent and CARB Tier 1 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
760 kV·A
Maximum Rating
900 kV·A
Emissions
Non-certified
Rated Speed
1200 r/min
Governor and Protection
ADEM A3
Engine Weight - Net Dry
9500 lb
Rotation from Flywheel End
Counterclockwise
Oil Change Interval
500
Flywheel and Flywheel Housing
SAE No. 00
Flywheel Teeth
151
Displacement
2111 in³
Bore
6.69 in
Aspiration
Turbocharged-Aftercooled
Stroke
7.48 in

Capacity for Liquids

Minimum Cooling System - Engine Only
27 gal (US)

Assembled

Height
79.7 in
Width
67 in
Length
84.1 in