2646157 Insert-Valve Inlet Fits Caterpillar Models

One New Aftermarket Replacement Intake Valve Seat Insert for Caterpillar (Cat) C7, 3126, and 3126B/E Engines

This aftermarket replacement intake valve seat insert (also cataloged as an inlet valve insert) seats against the intake valve in the cylinder head assembly during each engine operating cycle, providing a precision sealing surface that is critical to combustion efficiency and engine longevity. Manufactured from alloy steel, it is a direct-fit replacement for Caterpillar C7, 3126, 3126B, and 3126E diesel engines used across a wide range of Cat equipment platforms.

Specifications

• Part Type: Intake (Inlet) Valve Seat Insert
• Material: Alloy Steel
• Seat Diameter: 35.80mm
• Location: Cylinder Head Assembly

Compatible Models

Caterpillar Engines (C7, 3126, 3126B, 3126E): Used across the following equipment platforms:

Asphalt Pavers: AP-755, AP-1055D, BG-2455D, BG-260D

Cold Planers: PM-102

Excavators: 322C, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325C, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 326D L, 328D LCR, 329D, 329D L, 329D LN

Forwarders: 584

Integrated Toolcarriers: IT62H

Material Handlers: M325C MH, M325D MH, M325D L MH

Motor Graders: 12K, 12M, 120H, 120K, 120K 2, 135H, 140, 140G, 140K, 140K 2, 140M, 150, 160, 160K

Petroleum Engines: C7

Soil Compactors: 815B

Truck Engines: 3126, 3126B, 3126E, C7

Wheel Feller Bunchers: 573

Wheel Loaders: 938G II, 950G II, 950H, 962G II, 962H, 966D, 966E, 966F, 966F II

Wheel Skidders: 525C, 535C, 545C

Wheeled Excavators: M325C MH

Replaces Part Number(s):

2646157, 264-6157

New aftermarket replacement part - not remanufactured, not used.