Power Rating
| Maximum Power | 1100 hp 820 kW |
| Maximum Torque | 3211 lb-ft @ 1450 rpm 4353 Nm @ 1450 rpm |
| Rated Speed | 1800 rpm 1800 rpm |
| Minimum Power | 1000 hp 746 kW |
Sign In or Create Account
Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Welcome Back!
My Account Dashboard
Account Information
Site Settings
Security
Industrial Diesel Engines 3508B
Request A Price Find DealerKey Specs
- Maximum Power
- 1100 hp
- 820 kW
- Maximum Torque
- 3211 lb-ft @ 1450 rpm
- 4353 Nm @ 1450 rpm
- Emissions
- Non-Certified
- Non-Certified
Overview
For your largest power needs in any environment, Cat® 3508B Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come.
Features At A Glance
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Product Specifications for 3508B
Emission Standards
| Emissions | Non-Certified Non-Certified |
General
| Engine Configuration | V-8, 4-Stroke-Cycle Diesel V-8, 4-Stroke-Cycle Diesel |
| Bore | 6.7 in 170 mm |
| Stroke | 7.5 in 190 mm |
| Displacement | 2105 in³ 34.5 l |
| Aspiration | Turbocharged Aftercooled Turbocharged Aftercooled |
| Rotation from Flywheel End | Counterclockwise Counterclockwise |
| Aftertreatment | - - |
Engine Dimensions - Approximate
| Length | 97 in 2462 mm |
| Width | 67 in 1704 mm |
| Height | 68 in 1720 mm |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 9500 lb 4309 kg |
3508B Standard Equipment
Air Inlet System
- Aftercooler core, corrosion resistant coated (air side)
- Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
- Turbocharger, rear mounted
- Jacket water aftercooled
Control System
- Governor, RH, 3161 with self contained synthetic oil sump
- Air-fuel ratio control
- Mechanical speed control, without torque control
- Governor control
- Positive locking
Cooling System
- Thermostats and housing
- Jacket water pump, centrifugal
Exhaust System
- Exhaust manifold, dry
Flywheels and Flywheel Housing
- SAE No. 0 flywheel
- 151 flywheel teeth
- SAE No. 0 flywheel housing
- SAE standard rotation
Fuel System
- Fuel filter, with service indicators, cartridge type with RH service
- Fuel transfer pump
Instrumentation
- Instrument Panel, RH
- Engine oil pressure gauge
- Fuel pressure gauge
- Oil filter differential gauge
- Jacket water temperature gauge
- Service meter, electric
- Tachometer
Lube System
- Crankcase breather, top mounted
- Oil cooler
- Oil filler
- Oil dipstick
- Oil pump
- Oil filter, cartridge type with RH service
- Shallow oil pan
- Fumes disposal (not installed)
Mounting System
- Rails, mounting, engine length, 254 mm (10 in), industrial-type, C-channel.
- Included on selected top level engines
Power Take Off
- Accessory drive, upper RH
- Front housing, single sided
Protection System
- Junction box
- Manual shutoff, RH
- Safety shutoff protection, energized to shutdown
- Low oil pressure, low idle 69 kPa (10 psi); high idle 207 kPa (30 psi)
- Water temperature
- Overspeed
- 3161 governor solenoid energized to shutdown
Starting System
- Starting switch
General
- Vibration damper
- Lifting eyes
- Paint: Caterpillar yellow, with optional colors available at request
See how 3508B compares against frequently compared products.
Industrial
3508B
Selected
- Maximum Power
- 1100 hp
- 820 kW
- Maximum Torque
- 3211 lb-ft @ 1450 rpm
- 4353 Nm @ 1450 rpm
- Emissions
- Non-Certified
- Non-Certified
Industrial
3508
- Maximum Power
- 1000 hp
- 746 kW
- Maximum Torque
- 3144 lb-ft @ 1450 rpm
- 4263 Nm @ 1450 rpm
- Emissions
- Non-Certified
- Non-Certified
Industrial
3512
- Maximum Power
- 1500 hp
- 1119 kW
- Maximum Torque
- 4580 lb-ft @ 1400 rpm
- 6210 Nm @ 1400 rpm
- Emissions
- Non-Certified
- Non-Certified
Use the comparison tool to compare detailed specs of Cat and competitor models.
Compare All Models