Caterpillar 3100/C7 Finished Exhaust Valve Guide, PAI 391988 (OEM 1478220), Pack of 6
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Commonly sold with this product. These parts are sold separately.
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| Brand | PAI Industries |
| Part Category | Valvetrain |
| Engine Make | Caterpillar |
| Engine Model | 3100 · C7 |
| Condition | New |
| Stage / Tier | Standard |
PAI 391988 is a finished exhaust valve guide for Caterpillar 3100 Series and C7 applications. PAI identifies this exhaust valve guide as finished. The manufacturer designates product-level OEM 1478220. PAI cross-references Caterpillar 1478220. PAI lists these application categories: Caterpillar 3100 Series, Caterpillar C7 Engine. Confirm the complete required part number before ordering.
Pack of 6.
Manufacturer product cross-references
Caterpillar 147-8220
PAI Part #: 391988
OEM References:
- CATERPILLAR 147-8220
- CATERPILLAR 1478220
Applications:
- CATERPILLAR 3100 SERIES
- CATERPILLAR C7 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 |
|---|
| 147-8220 |
| 1478220 |
| CATERPILLAR 147-8220 |
| CATERPILLAR 1478220 |
| PAI 391988 |
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.





