Caterpillar 3300 NG Exhaust Valve, PAI 391965 (OEM 7W7491), Pack of 2
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Commonly sold with this product. These parts are sold separately.
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| Engine family | Caterpillar 3304 · Caterpillar 3306 |
| Brand | PAI Industries |
| Part Category | Valvetrain |
| Sub-Type | Exhaust Valve |
| Engine Make | Caterpillar |
| Engine Model | 3300 · 3306 |
| Condition | New |
| Stage / Tier | Standard |
PAI 391965 is a ng exhaust valve for Caterpillar 3300 Series applications. PAI identifies this exhaust valve with the NG designation. The manufacturer designates product-level OEM 7W7491. PAI cross-references Caterpillar 7W7491. PAI lists these application categories: Caterpillar 3300 Series, Caterpillar 3306 Engine. Confirm the complete required part number before ordering.
Pack of 2.
PAI Part #: 391965
OEM References:
- CATERPILLAR 7W7491
Applications:
- CATERPILLAR 3300 SERIES
- CATERPILLAR 3306 ENGINE
Warranty: 2.0 year(s)
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 |
|---|
| 7W7491 |
| CATERPILLAR 7W7491 |
| PAI 391965 |
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.





