391999 Caterpillar 3300 Finished Valve Guide
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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192145Cummins Intake Valve Ships from supplier · Lead time confirmed when you order -
392021Caterpillar 3300 Direct Injection Oil Shield, PAI (OEM 6N7174), Pack of 6 Ships from supplier · Lead time confirmed when you order -
391948Caterpillar 3300 Intake Valve Ships from supplier · Lead time confirmed when you order -
391966Caterpillar C13 Exhaust Valve Ships from supplier · Lead time confirmed when you order -
EVG-2399Mack E7 Finished Valve Guide, PAI , Pack of 6 Ships from supplier · Lead time confirmed when you order
| Engine family | Caterpillar 3304 · Caterpillar 3306 |
| Brand | PAI Industries |
| Part Category | Cylinder Head Components |
| Sub-Type | Valve Train Component |
| Engine Make | Caterpillar |
| Engine Model | 3300 |
| Condition | New |
| Stage / Tier | Standard |
Sold in a pack of 6. Price shown is for 6 pieces.
FINISHED VALVE GUIDE
PAI Part #: 391999
OEM References:
- CATERPILLAR 4W9176
- CATERPILLAR 7N4310
Applications:
- CATERPILLAR 3300 SERIES
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 |
|---|
| 4W9176 |
| 7N4310 |
| CATERPILLAR 4W9176 |
| CATERPILLAR 7N4310 |
| PAI 391999 |
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.





