Caterpillar 3406C Diesel Engine – Specifications

(Industrial / Oilfield Configuration)

Nameplate Data (Verified from Photo)

• Manufacturer: Caterpillar

• Engine Model: 3406C

• Engine Sales Model: 3406C

• Serial Number: 5H900302

• Arrangement Number: 3847752

• Performance Specification: 4150533

• Maximum Rating Class: 375 M

• Maximum Altitude: 1,230 ft

Power & Speed

• Rated Power: 490 HP (365.5 kW)

• Rated Speed: 2100 RPM

• Bare Engine High Idle: 2272 RPM

Fuel & Timing (from Tag)

• Full Load Static Fuel: 3.44 mm

• Full Torque Static Fuel: 4.61 mm

• Fuel Timing: (not numerically listed on tag)

• Air/Fuel Ratio: Dynamic (per CAT spec)

Engine Platform Specifications (CAT 3406C – Standard)

General

• Configuration: Inline 6-cylinder

• Cycle: 4-stroke diesel

• Aspiration: Turbocharged & aftercooled

• Fuel System: Mechanical unit injection

• Duty Rating: Continuous heavy-duty industrial / oilfield service

Mechanical

• Displacement: 893 in³ (14.6 L)

• Bore: 5.4 in (137 mm)

• Stroke: 6.5 in (165 mm)

• Compression Ratio: ~15.5:1

• Firing Order: 1-5-3-6-2-4