Oil & Coolant Capacities Caterpillar 3406E Verified Factory Specs

Caterpillar 3406E Oil Capacity, Filter Part & Viscosity Specs

Factory OEM engine oil capacity specifications for Caterpillar 3406E (5EK/2WS/1MM) diesel engines. Standard vs deep sump pan volumes, filter change quantities, and drain plug torque.

Select Commercial Diesel Engine

Include Filter Fill (+4 Qts)

Total Engine Oil Fill Volume Required

11Gallons/44Quarts

Metric Equivalent: 41.6 Liters

Recommended Viscosity:15W-40 (Cat DEO CK-4)

OEM Filter Part:Cat 1R-0716 / 1R-1808

Drain Plug Torque:70 ft-lbs (95 N·m)

Coolant System Capacity:Engine Block Only: 5.8 Gal | Typical Chassis Complete Fill: 13.5 Gal (51.1 L)

Type: Cat ELC (Extended Life Coolant Red)

Cat 3406E Oil Fill Specifications

Sump Capacities

Standard Front/Center Sump: 10 Gallons (40 Quarts / 37.9 Liters)

Deep Rear Sump Pan: 11 Gallons (44 Quarts / 41.6 Liters)

Filter Capacity: 1 Gallon (4 Quarts)

Filters & Torque Specs

OEM Oil Filter: Cat 1R-0716 / 1R-1808 High Efficiency

Drain Plug Torque: 70 ft-lbs (95 N·m)

Viscosity: 15W-40 (Cat DEO CK-4)

Related Heavy Diesel Engineering Tools

Cross-reference other factory specifications and diagnostic tools for commercial diesel engines:

Pillar 3 →

Valve Lash & Overhead

Intake, exhaust, & Jake brake clearances.

Pillar 1 →

Oil & Coolant Sump

Standard vs deep pan fill volumes.

Pillar 4 →

Head Bolt Torque

Torque-to-yield angle stages & sequences.

Pillar 2 →

SPN Fault Code Lookup

J1939 fault diagnostics & sensor pins.

Technical Reference Citation: Caterpillar Service Manual SENR5580 (3406E Diesel Truck Engine Specifications)

View Engineering Methodology & Standards →