Caterpillar Camshaft, PAI 391903 (OEM 7C3864), Pack of 1
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Check application, pack quantity, and coverageCompare warranty, price, pack quantity, and included components. Confirm the part against your engine details before ordering. Compare warranties →
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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391905Cat / Caterpillar CAMSHAFT KIT In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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390061Caterpillar 3300 Valve Lifter, PAI (OEM 7S3161), Pack of 1 In stock -
351558Caterpillar 3304/3306 Cam Bearing, PAI (OEM 7M4046), Pack of 2 In stock -
351557Cat / Caterpillar CAM BEARING In stock -
341310Cat / Caterpillar OIL PUMP In stock -
370130Caterpillar 3300 / 3306 Connecting Rod Bearing In stock
| Brand | PAI Industries |
| Part Category | Camshaft & Followers |
| Sub-Type | Camshaft |
| Engine Make | Caterpillar |
| Engine Model | 3306 |
Pack of 1.
PAI 391903 is a camshaft for Caterpillar 3306 applications. The manufacturer-designated reference is Caterpillar OEM 7C3864.
Compatible Engines
PAI lists Caterpillar 3300 Series; Caterpillar 3306 Engine applications. Match the original part number and listed application.
PAI lists these manufacturer references: Caterpillar 1N4407; Caterpillar 5S3972; Caterpillar 7C3863; Caterpillar 7E9980; Caterpillar 8N3981; Caterpillar 7C3864; Dana Corporation/Private Brand Sale 229-1831.
Compare the complete part number and required specification before ordering.
Fits:
- CATERPILLAR 3300 SERIES
- CATERPILLAR 3306 ENGINE
OEM cross-references:
- CATERPILLAR 1N4407
- CATERPILLAR 5S3972
- CATERPILLAR 7C3863
- CATERPILLAR 7E9980
- CATERPILLAR 8N3981
- DANA CORPORATION/PRIVATE BRAND SALE 229-1831
- CATERPILLAR 7C3864
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 |
|---|
| CATERPILLAR 1N4407 |
| CATERPILLAR 5S3972 |
| CATERPILLAR 7C3863 |
| CATERPILLAR 7E9980 |
| CATERPILLAR 8N3981 |
| DANA CORPORATION/PRIVATE BRAND SALE 229-1831 |
| CATERPILLAR 7C3864 |
| PAI 391903 |
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.