1456700 Crown As Fits Caterpillar Models
1456700 Crown As Fits Caterpillar Models
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One New Aftermarket Replacement Piston Crown for Caterpillar (Cat) 3406E and C15 Engines
This aftermarket replacement piston crown (Crown As) fits Caterpillar 3406E and C15 diesel engines. The piston crown is a critical combustion chamber component that seals the cylinder and transfers forces during the combustion cycle, requiring high heat tolerance and pressure resistance. Replaces OEM part number 145-6700 (1456700). Compatible with both truck and marine C15 engine configurations -- always verify your engine serial number before ordering, as piston crown fitment on the 3406E and C15 family is serial-number-specific.
Specifications
- Part Type: Piston Crown Assembly
- Fits Engine Family: Caterpillar 3406E / C15
- OEM Part Number: 145-6700 (1456700)
Compatible Models
Caterpillar Engine Models: 3406E, C15 (truck and marine configurations)
Important: Piston crown fitment within the Cat 3406E/C15 engine family varies by engine serial number prefix and compression ratio. Verify your engine serial number before ordering to ensure correct fit.
Replaces Part Number(s):
145-6700, 1456700
New aftermarket replacement part - not remanufactured, not used.



