Reliable 172-0919 and 155-5271 pistons for Caterpillar 3516B. Engineered for marine, power gen, and mining applications to restore compression and engine efficiency.
| Model NO. | Caterpillar 3516B (3500 Series) |
|---|---|
| Part Number | 172-0919 / 155-5271 (1720919 / 1555271) |
| Type | Articulated Piston (Steel Crown / Aluminum Skirt) |
| Condition | Brand New, OEM Standard Replacement |
| Stock Status | In Stock / Fast Dispatch |
| Delivery | DHL, Fedex, UPS, Air/Sea Freight |
| Application | Engine Rebuild, Overhaul, Maintenance |
| Core Features | Standard Aftermarket | Our OEM Standard Solution |
|---|---|---|
| Structure | Generic casting | Forged steel crown for high thermal resistance |
| Precision | Tolerance mismatch | Zero-gap fit for 3516B cylinder liners |
| Cooling | Basic gallery | Optimized oil channels to prevent crown cracking |
| Lifespan | Short-term use | Extended service for 24/7 heavy-duty operations |
| Coating | Standard finish | Anti-friction coating to reduce engine wear |
| Supply | Lead time delays | Immediate dispatch for emergency repairs |
Optimize your equipment performance with our technical guidance:
Identify potential risks during 3516B engine overhauls.
Verify part compatibility using Engine Serial Numbers (ESN).
Comprehensive supply for inspection advice and high-quality spares.
Get a fast quote for Caterpillar 3516B overhaul parts.
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Common causes include injector carbonization or cooling system failure. If you see crown melting, check the injector spray pattern. Replacing with our 155-5271 restores factory performance.
Answer: OEM-standard tri-metal structure, trusted by repair shops and fleet operators for extreme combustion durability.
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