New CAT Equipment

3508 Land Mechanical Drilling Engine

Cat 3508 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 3508 engine is mechanical drive for land drilling rigs. 3508 engines, with ratings: 3508 engines, with ratings: 507-846 bkW (680-1135 bhp) @ 1200-1900 rpm. Not emissions certified, available for non-regulated areas.

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Product Specs

Engine Specifications

Minimum Rating 680 BHP
Maximum Rating 1135 BHP
Emissions Non-certified
Rated Speed 1900 r/min
Bore 6.69 in
Stroke 7.48 in
Displacement 2111 inĀ³
Aspiration Turbocharged-Aftercooled
Governor and Protection W3161
Engine Weight - Net Dry 9500 lb
Oil Change Interval 500
Rotation from Flywheel End Counterclockwise
Flywheel and Flywheel Housing SAE No. 00
Flywheel Teeth 151

Capacity for Liquids

Minimum Cooling System - Engine Only 27.2 gal (US)


Length 84.1 in
Width 67 in
Height 67.7 in