EGS-3905-022 Mack V8 MACK E9 ENGINE O-RING (Pack of 10)
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| Engine family | Mack E9 |
| Brand | PAI Industries |
| Part Category | Gaskets & Seals |
| Sub-Type | O-Ring |
| Engine Make | Mack |
| Engine Model | E9 |
Sold in a pack of 10. Price shown is for 10 pieces.
O-RING
Fits:
- MACK V8 MACK E9 ENGINE
OEM cross-references:
- MACK 446GC1109
- CATERPILLAR 8M4447
- MACK 4103-5000823011
Warranty: 24 months
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| MACK 446GC1109 |
| CATERPILLAR 8M4447 |
| MACK 4103-5000823011 |
| PAI EGS-3905-022 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.





