Caterpillar C16 Piston Kit, PAI 311185, Pack of 1
What’s In This Kit
Browse 2 included components with current product details and availability.
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311080Cat C15 Piston Pin, PAI (OEM 1807350), Pack of 1 In stock -
311089Cat Internal Retaining Ring, PAI (OEM 1979326), Pack of 6 In stock - No included components match that search.
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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301026Cat / Caterpillar C15 ENGINE CYLINDER KIT Confirm lead time - No kits match that search.
| Brand | PAI Industries |
| Part Category | Pistons & Rings |
| Sub-Type | Piston |
| Engine Make | Caterpillar |
| Engine Model | C16 |
| Condition | New |
| Stage / Tier | Standard |
Pack of 1.
PAI 311185 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 311184 piston (component OEM reference 2520656); 1 x PAI 311080 piston pin (component OEM reference 1807350); 2 x PAI 311089 piston pin retainer (component OEM reference 1979326). Component references identify the listed components, not the complete kit.
Compare the complete kit number and listed specifications with the required part before ordering.
PAI Part #: 311185
OEM References:
- Part Number OEM Number
- 311184 2520656
- 311080 1807350
- 311089 1979326
Applications:
- CATERPILLAR C16 ENGINES
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 |
|---|
| 311184 2520656 |
| 311080 1807350 |
| 311089 1979326 |
| CATERPILLAR 252-0656 |
| PAI 311185 |
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.



