1234612 Crown As-Piston Fits Caterpillar Models
1234612 Crown As-Piston Fits Caterpillar Models
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One New Aftermarket Replacement Piston Crown (Crown As-Piston) for Caterpillar (Cat) 3400 Series Engines
This aftermarket replacement piston crown (OEM designation: Crown As-Piston) is the upper combustion-face section of a two-piece articulated piston assembly used in Caterpillar 3400 series diesel engines. The piston crown forms the combustion chamber roof and transfers combustion forces through the piston pin to the connecting rod and crankshaft. It is a direct replacement for Caterpillar (Cat) OEM part number 1234612 (also formatted as 123-4612).
Compatible Models
Caterpillar Industrial Engines: 3406C (Serial No. 6TB09857-UP), 3412 (Serial No. 9XF00001-UP), 3412 (Serial No. BCS00001-UP)
Caterpillar 3412C Engines for Truck Mounted Pumper Applications: 3412C (Serial No. 2LZ00001-00218), 3412C (Serial No. 3CZ00001-00418), 3412C (Serial No. 4TZ00210-00215)
Caterpillar 3412 Series (General): 3406C, 3412, 3412C, 3412E
Also used in: Caterpillar Marine Products and Engine-Generator Sets equipped with 3400 series engines.
Replaces Part Number(s):
1234612, 123-4612
New aftermarket replacement part - not remanufactured, not used.
