Caterpillar 3406, 3406B, 3406C, 14.6L Torque & Engine Specifications

Engine Details & Torque Specs

Engine Make: Caterpillar
Engine Cubic Inches: 893
Engine Model: 3406, 3406B, 3406C, 14.6L
Engine Notes: supply engine serial number and arrangement number
Other Notes:
Year/Serial:
Fuel: Diesel
Cylinders: 6
Bore: 5.400"
Stroke: 6.500"
Firing Order: 1-5-3-6-2-4
Intake Valve Lash: .015" cold (.381 mm)
Exhaust Valve Lash: .030" cold (.762 mm)
Rod Torque: 60 ft/lbs +120 degrees
Head Torque: 200, 330, 330 ft/lbs, studs 20 ft/lbs
Main Torque: 180-200 ft/lbs +115-125 degrees
Rod Journal Diameter: 3.5425-3.5441" (89.98-90.02mm)
Main Journal Diameter: 4.7492-4.7508" (120.63-120.67mm)

Recommended Products

Caterpillar 3406 Engine Premium Overhaul Rebuild Kit, 9Y4004 $2,284.60 Piston 9Y4004	Caterpillar 3406 Engine Premium Overhaul Rebuild Kit, 9Y7212 $3,513.88 Piston 9Y7212	Caterpillar 3406, 3406A Engine Inframe-Overhaul Rebuild Kit, Pre-Combustion Piston, Interstate McBee From $2,286.13 to $2,515.77 Interstate McBee brand. Fits Caterpillar 3406 Engines with Pre-Combustion Piston number 6N4126 or 7N3633.
Caterpillar 3406, 3406B, 3406C Engine Inframe-Overhaul Rebuild Kit, Big Pin Piston, Interstate McBee From $2,262.60 to $2,569.45 Fits Caterpillar 3406 Engines with 2.165" Wrist Pins (Big Pin)	Caterpillar 3406, 3406B, 3406C Engine Inframe-Overhaul Rebuild Kit, Big Pin Piston, IPD From $2,705.70 to $3,473.78 IPD Brand. Fits Caterpillar 3406 Engines with 2.165" Wrist Pins (Big Pin)	Caterpillar 3406, 3406B, 3406C Engine Inframe-Overhaul Rebuild Kit, Small Pin Piston From $1,988.40 to $2,504.32 Interstate McBee Brand. Fits Caterpillar 3406 Engines with 2" Wrist Pins (Small Pin)
Caterpillar 3406, 3406B, 3406C Engine Inframe-Overhaul Rebuild Kit, Small Pin Piston, IPD From $2,407.64 to $3,209.34 IPD Brand. Fits Caterpillar 3406 Engines with 2" Wrist Pins (Small Pin)	Caterpillar 3406 Inframe Kit, FP Diesel, Piston 1168154 $2,756.43	Caterpillar 3406 Inframe Kit, FP Diesel, Piston 1684540 $4,118.37
Caterpillar 3406 Inframe Kit, FP Diesel, Piston 9Y3116 From $2,423.10 to $2,775.70	Caterpillar 3406 Inframe Kit, FP Diesel, Piston 9Y7212 From $2,423.10 to $2,775.70	Caterpillar 3406 Inframe Overhaul Rebuild Kit, FP Diesel, Piston 7N3509 From $2,423.10 to $2,775.70
Caterpillar 3406 Inframe Overhaul Rebuild Kit, FP Diesel, Pre-Combustion Piston From $2,423.10 to $2,775.70	Caterpillar 3406 Overhaul Kit, FP Diesel, Piston 3780509, 9Y4004, 1W9372 From $2,392.86 to $2,620.03	Caterpillar 3406 Engine Inframe-Overhaul Rebuild Kit, High Performance, 1010016 Piston $3,788.76 Fits Caterpillar 3406 Engines with 2.165" Wrist Pins and 1010016 Piston
Caterpillar 3406 Engine Inframe-Overhaul Rebuild Kit, High Performance, 9Y4004 Piston $3,796.19 Fits Caterpillar 3406 Engines with 2" Wrist Pins and 9Y4004 Piston	Caterpillar 3406 Engine Inframe-Overhaul Rebuild Kit, High Performance, 9Y9889 Piston $3,747.14 Fits Caterpillar 3406 Engines with 2" Wrist Pins and 9Y9889 Piston	Caterpillar 3406 Engine Inframe-Overhaul Rebuild Kit, Piston 9Y9889, AFA Diamond $11,418.11 Fits Caterpillar 3406 Engines with 2" Wrist Pins and 9Y9889 Piston
Caterpillar 3406, 3406B, 3406C Fuel Injection Line Kit with Clamps $195.99 Complete fuel line kit with hold down clamps

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