Caterpillar C16 Piston Kit, PAI 311191, Pack of 1
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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301079Cat / Caterpillar C16 ENGINES CYLINDER KIT In stock - No kits match that search.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Pistons, Rings & Rods |
| Sub-Type | Piston |
| Engine Make | Caterpillar |
| Engine Model | C16 |
Pack of 1.
PAI 311191 is a piston kit. Manufacturer application: Caterpillar C16. Manufacturer bore specification: 5.49 inches / 139.45 mm. Manufacturer marks Oversized: No.
Manufacturer application table: CATERPILLAR C16 ENGINES.
Manufacturer-listed top-level kit components: 1 x PAI 311189 piston skirt (component OEM reference 2846039); 1 x PAI 311004 piston pin (component OEM reference 1687246); 2 x PAI GRI-2703 internal retainer ring (component OEM reference 97AX126); 1 x PAI 311182OEM piston crown (component OEM reference 1928810). Component references identify the listed components, not the complete kit.
Compare the complete kit number and listed specifications with the required part before ordering.
Fits:
- CATERPILLAR C16 ENGINES
OEM cross-references:
- 311189 2846039
- 311004 1687246
- GRI-2703 97AX126
- 311182OEM 1928810
- CATERPILLAR 192-8810
- CATERPILLAR 393-8990
- CATERPILLAR 3938990
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 |
|---|
| 311189 2846039 |
| 311004 1687246 |
| GRI-2703 97AX126 |
| 311182OEM 1928810 |
| CATERPILLAR 192-8810 |
| CATERPILLAR 393-8990 |
| CATERPILLAR 3938990 |
| PAI 311191 |
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.







