2141667 Head Fits Caterpillar Models

One New Aftermarket Replacement Cylinder Head for Caterpillar (Cat) 3406 Series Engines

This aftermarket replacement cylinder head fits Caterpillar (Cat) 3406, 3406A, 3406B, 3406C, and 3406E diesel engines. The cylinder head is a critical engine component that seals the combustion chamber, houses the valves, and manages coolant and oil passages -- directly affecting engine compression, performance, and longevity. This part is supplied complete with valves and springs, ready for installation.

Compatible Models

Caterpillar (Cat) Excavators: 245, 375, 375 L, 5080

Caterpillar (Cat) Motor Graders: 16G (S/N 93U02679-UP, 3406 Engine), 16H (S/N 6ZJ00001-UP, 3406C Engine)

Caterpillar (Cat) Wheel Loaders: 980C, 980F, 980F Series II (S/N 3HK00001-UP, 5XJ00001-UP, 8CJ00001-UP), 980G, 980G Series II (S/N 2KR00001-UP, 2SR00001-UP, 9CM00001-UP), 983B

Caterpillar (Cat) Track-Type Tractors / Dozers: D8N (S/N 7TK00001-UP), D8R, D8R Series II (S/N 6YZ00001-UP)

Caterpillar (Cat) Wheel Tractor Scrapers: 621B, 621E, 621F (S/N 4SK00001-UP), 623B, 623E, 623F, 627B, 627E, 627F (S/N 1DL00001-UP), 824C, 824G, 824G Series II, 826C, 826G, 826G Series II

Caterpillar (Cat) Pipelayers: 578 (S/N 8HB00001-UP), 583R (S/N 2XS00001-UP), 587R

Caterpillar (Cat) Compactors: 825G

Caterpillar (Cat) Road Reclaimer / Soil Stabilizer / Mixer: RR-250B, RM-250C, SS-250B

Caterpillar (Cat) Generator Sets: 3406C (S/N C5G00001-UP, C8G00001-UP)

Caterpillar (Cat) Industrial Engines: 3406C (S/N 3ER00001-UP, 5H900001-UP, 6TB09857-UP, 7T200001-UP)

Replaces Part Number(s):

2141667, 214-1667, CA2141667

Aftermarket Interchange Numbers

10R-9383, 10R9383, CA10R9383, 350-4421, 3504421, CA3504421

New aftermarket replacement part - not remanufactured, not used.