1P6442 Gasket Fits Caterpillar Models
1P6442 Gasket Fits Caterpillar Models
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One New Aftermarket Replacement Precombustion Chamber Gasket for Caterpillar (Cat) Engines
This aftermarket replacement precombustion chamber gasket replaces Caterpillar (Cat) OEM part number 1P6442. The precombustion chamber gasket seals the precombustion chamber insert to the cylinder head, helping maintain combustion integrity in diesel engines equipped with indirect injection precombustion chambers. It is used during precombustion chamber removal, inspection, and reinstallation service procedures.
Specifications
- Thickness: approximately .131" - .140" (sources vary; verify against your application)
- Application: Precombustion chamber gasket
Compatible Models
Caterpillar Engines: 3304, 3304B, 3306, 3306B (precombustion chamber-equipped variants)
Note: Caterpillar 3304 and 3306 engines were used across a wide range of construction equipment, agricultural machinery, trucks, marine applications, and industrial power units. Verify your engine serial number and precombustion chamber bore size range before ordering, as multiple gasket thickness specifications exist for these engines.
Replaces Part Number(s):
1P6442
New aftermarket replacement part - not remanufactured, not used.
