2M6471 Plug Fits Caterpillar Models

One New Aftermarket Replacement Cup Plug (Core Plug) for Caterpillar (Cat) Equipment

This aftermarket replacement cup plug -- also known as a core plug or freeze plug -- is used to seal oil and coolant passages in Caterpillar engine blocks and cylinder heads. It is a non-threaded press-fit sealing plug designed to provide leak-free performance in engine block bore applications. Replaces Caterpillar (Cat) OEM part number 2M6471.

Specifications

• Type: Cup plug / core plug (non-threaded, press-fit)
• Nominal O.D.: 1-1/2 in. (1.5 in.)
• Height: 0.310 in.
• Thickness: 0.06 in.
• Material: Steel
• Weight: 0.04 lbs.

Compatible Models

Caterpillar Engines: 3406, 3406A, 3406B, 3406C

Caterpillar Articulated Dump Trucks: D350E, D400E

Caterpillar Asphalt Pavers: AP-755, AP-1000, AP-1000B, AP-1000D, AP-1050, AP-1050B, AP-1055B, AP-1055D

Caterpillar Off-Highway Trucks: 769, 770, 770G, 772, 772G, 777

This is a multiple-use application part used across a wide range of Caterpillar construction, industrial, and heavy equipment powered by the 3406 engine series. Verify fitment against your engine serial number prior to ordering.

Replaces Part Number(s):

2M6471, 2M-6471, 5A6026

Aftermarket Interchange Numbers

GKP-3498, 79AX60, 79AX60Z, 79AX50, 79AX27, 5139991, 3945094, 601093C1, 1831027C1, M-2M6471

New aftermarket replacement part - not remanufactured, not used.