2M9189 Pre-Combustion Chamber Gasket fit Caterpillar
2M9189 Pre-Combustion Chamber Gasket fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
2M9189 Pre-Combustion Chamber Gasket
The 2M9189 pre-combustion chamber gasket is a sealing part for Caterpillar engines and machinery fitted with Caterpillar 3306, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412, 3412D, and 3412E engines. It is installed between mating surfaces to help prevent leakage and contamination at the joint.
This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The product is identified by the SKU 2M9189. The supplied application data specifies use with Caterpillar engine-machine equipment and lists the engine models below. Compatibility should be checked against the engine model and the part number before installation.
Fitment
- Caterpillar 3306 engine applications
- Caterpillar 3406 engine applications
- Caterpillar 3406B engine applications
- Caterpillar 3406C engine applications
- Caterpillar 3408 engine applications
- Caterpillar 3408C engine applications
- Caterpillar 3408E engine applications
- Caterpillar 3412 engine applications
- Caterpillar 3412D engine applications
- Caterpillar 3412E engine applications
The listed fitment covers Caterpillar engine-machine equipment. The model designation should be matched with the specific engine configuration and service-part documentation because the same engine family may be installed in different machines.
Cross-reference numbers
- 2M-9189
2M-9189 is the hyphenated part-number format associated with SKU 2M9189. No additional supplier or equipment-manufacturer reference numbers are specified in the available product data.
Specifications
| Part type | Pre-combustion chamber gasket |
| Equipment brand | Caterpillar |
| Equipment category | Engine and machine equipment |
| Part number | 2M9189 |
| Alternate part-number format | 2M-9189 |
| Overall length | 113 mm |
| Overall width | 57 mm |
| Length listed in product data | 11.4 cm |
| Width listed in product data | 5.8 cm |
| Depth listed in product data | 0.08 cm |
| Weight | 0.1 lb |
| Installation position | Between the mating surfaces of the pre-combustion chamber assembly |
| Sealing function | Seals the joint and helps limit leakage and contamination between the mating surfaces |
The gasket dimensions listed above are the measurements provided for this part. Overall dimensions are stated separately from the length, width, and depth values shown in the product data. The supplied data does not specify the gasket material, bolt-hole arrangement, inner opening diameter, or the number of gaskets included.





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