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.
Minimum Rating507.0 bkW Maximum Rating846.0 bkW EmissionsNon-certified Rated Speed1900.0 RPM Bore170.0 mm
Governor and Protection
Engine Weight, net dry
Oil Change Interval
Rotation (from flywheel end)
Flywheel and Flywheel Housing
SAE No. 00
Capacity for Liquids
Minimum Cooling System (engine only)
Air Inlet System Corrosion-resistant aftercooler core Regular duty air cleaner Service indicator Corrosion-resistant aftercooler core Regular duty air cleaner Service indicator Control System Governor, Woodward 3161 — RH Pneumatic control Governor control - positive locking Governor, Woodward 3161 — RH Pneumatic control Governor control - positive locking Cooling System Thermostats and housing (dual outlet) Jacket water pump, gear driven Exhaust System Dry exhaust manifold Exhaust flexible fitting, adapters, and flanges Flywheel and Housing SAE No. 00 flywheel SAE No. 00 flywheel housing SAE standard rotation SAE No. 00 flywheel SAE No. 00 flywheel housing SAE standard rotation Fuel System Fuel filter Fuel transfer pump Flexible fuel lines Fuel priming pump Instrumentation Analog instrument gauges: Lubrication System Crankcase breather Oil cooler Oil filter Shallow oil pan Oil drain extension, 2 in NPT female connection Mounting System Rails, mounting, floor type Power take-offs Accessory drive Front housing, two-sided Protection System Manual shutoff control, LH Junction box Safety shutoff protection, energized to shutdown Starting System Air starting motor Air silencer General Paint - Cat yellow Vibration damper and guard Lifting eyes Paint - Cat yellow Vibration damper and guard Lifting eyes
Air Inlet System Heavy duty air cleaner Remote air inlet adapters Heavy duty air cleaner Remote air inlet adapters Control System Load sharing governor, 2301A Load sharing module Governor conversion to 0-200 mA direct rack control Local speed throttle control Throttle position sensors Cooling System High gloss black folded core radiators and conventional core radiators Belt guard Blower fan Fan drive and fan pulley Radiator cover Water level switch gauge Air separator Coolant level sensors Connections European Union Certifications Exhaust System Exhaust elbows Exhaust mufflers Fuel System Primary fuel filter Generator and Attachments Low voltage extension box Potential and current transformers Air filter Cable access box Bearing RTDs Instrumentation Customer management device Gauges and instrumentation panels Switches and contactors Customer management device Gauges and instrumentation panels Switches and contactors Lubrication System Crankcase fumes disposal Oil pan accessories Power Take-off Crankshaft pulley Front stub shaft Charging alternator Air compressor Protection System Explosion relief valves (3) Shutoffs Switches and contactors Starting System Manual air starter Air pressure regulator General Flywheel guard
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