Power Rating
Maximum Power | 456 HP 340 kW |
Maximum Torque | 1540 lb-ft @ 1400 rpm 2088 Nm @ 1400 rpm |
Rated Speed | 1800-2200 rpm 1800-2200 rpm |
Minimum Power | 335 HP 250 kW |
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.
Account Information
Site Settings
Security
Key Specs
The Cat C9.3B combines a new high pressure common rail fuel system and advanced aftertreatment technology to produce 340 kW of power. With exceptional power density, the C9.3B allows for platform downsizing while maintaining reliability and durability. Our focus is locked on maximizing performance with simpler engine systems and reduced installation complexity through modular, flexible designs.
Maximum Power | 456 HP 340 kW |
Maximum Torque | 1540 lb-ft @ 1400 rpm 2088 Nm @ 1400 rpm |
Rated Speed | 1800-2200 rpm 1800-2200 rpm |
Minimum Power | 335 HP 250 kW |
Emissions | U.S. EPA Tier 4 Final, EU Stage V U.S. EPA Tier 4 Final, EU Stage V |
Engine Configuration | In-Line 6 In-Line 6 |
Bore | 4.5 in 115 mm |
Stroke | 5.9 in 149 mm |
Displacement | 567.5 in³ 9.3 l |
Compression Ratio | 17.0:1 17.0:1 |
Aspiration | Turbocharged-Aftercooled (TA) Turbocharged-Aftercooled (TA) |
Combustion System | Direct Injection Direct Injection |
Rotation from Flywheel End | Counterclockwise Counterclockwise |
Aftertreatment | DOC+DPF+SCR DOC+DPF+SCR |
Length | 44.3 in 1125 mm |
Width | 31.1 in 791 mm |
Height | 42 in 1068 mm |
Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 1907 lb 865 kg |
Length | 36.4 in 925 mm |
Width | 27.3 in 694 mm |
Height | 17 in 432 mm |
Weight | 211 lb 96 kg |
Full specifications, product brochures and more. Sign up below for additional information. Or for instant access, you can skip this form.