311091 Cat / Caterpillar PISTON KIT
What’s In This Kit
Browse 3 included components with current product details and availability.
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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301010Cat 3306 DI Cylinder Kit, PAI , Pack of 1 In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
-
305037Caterpillar Piston Ring Set, PAI , Pack of 1 In stock -
331215Caterpillar 3306 Oil Pan Gasket, PAI (OEM 1694200), Pack of 2 In stock -
370130Caterpillar 3300 / 3306 Connecting Rod Bearing In stock -
321227Caterpillar 3306 Liner Seal Kit, PAI (OEM 5P8768), Pack of 1 In stock -
361611Caterpillar Cylinder Liner, PAI (OEM 1105800), Pack of 1 In stock
| Brand | PAI Industries |
| Part Category | Pistons, Rings & Rods |
| Sub-Type | Piston |
| Engine Make | Caterpillar |
| Engine Model | 3306 |
PISTON KIT
Fits:
- CATERPILLAR 3300 SERIES
- CATERPILLAR 3306 ENGINE
OEM cross-references:
- 311090 1073565
- 311085 7N9805
- 311086 1S9543
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 |
|---|
| 311090 1073565 |
| 311085 7N9805 |
| 311086 1S9543 |
| PAI 311091 |
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.