1168154PK Piston Kit Fits Caterpillar Models

One New Aftermarket Replacement Piston Kit for Caterpillar (Cat) 3406 Series Engines

This aftermarket replacement piston kit is designed for use in Caterpillar 3406 series diesel engines, including the 3406B and 3406C variants. The kit provides the core internal components needed for engine rebuilds, in-frame overhauls, and piston replacement on equipment powered by the Cat 3406 engine family. The base piston body OEM reference number is 1168154 (also formatted as 116-8154), and the PK designation indicates this is a complete piston kit assembly.

Important: Piston kits for the Caterpillar 3406 engine family can vary based on engine serial number. Confirm your engine serial number and existing piston number before ordering to ensure correct fitment.

Compatible Caterpillar Equipment (3406 Series Engine)

Caterpillar Motor Graders: 16H NA

Caterpillar Scrapers: 621F, 623E, 623F, 627B, 627F

Caterpillar Compactors / Soil Equipment: 814B, 824G, 825G, 826G

Caterpillar Wheel Loaders: 980G

Caterpillar Articulated Trucks: D350E, D400, D400E

Caterpillar Track-Type Tractors / Pipelayers: 583R, 587R, D8R

Caterpillar Road Reclaimers / Stabilizers: RM-250C, RR-250B

Caterpillar Engines: 3406C

Replaces Part Number(s):

1168154PK, 116-8154, 1168154, 0R8717

Aftermarket Interchange Numbers

Dana 224-3750X

New aftermarket replacement part - not remanufactured, not used.