CATEngine Parts

1504621lK Crown As- Piston — Cat

This is a piston, a critical component within the engine's combustion chamber that converts the pressure from expanding gases into rotational force. It is manufactured to meet stringent CAT quality standards, ensuring durability and performance that surpasses a worn or damaged piston which can exhibit scoring or deformation. Operators may notice a loss of engine power, increased exhaust smoke, or unusual engine noises when a piston begins to fail.

Engine Component – Part No 1504621lK – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

rc="/assets/js/product-page.js">

Related CAT Parts

From the same category — may also be needed

2035470
Canopy Gp
215-9546
Crown Wheel Hub
10r-0782
Fuel Injector
6i-2509
Excavators & Dozers
253-0617-20r-2285
Fuel Injector
109-2362
24V Alternator

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypePiston
MaterialCast Aluminum Alloy
ApplicationEngine Combustion Chamber
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of piston failure can include a noticeable decrease in engine performance and increased blue or black exhaust smoke. If left unaddressed, the engine may begin to consume excessive oil, leading to further internal damage and potential loss of compression. Continued operation with a failing piston risks severe cylinder wall damage and connecting rod failure.

Installation Tip

Ensure the cylinder bore is thoroughly cleaned and inspected for any imperfections before installing the new piston. Avoid forcing the piston into the cylinder bore, as this can cause damage to the piston skirt or the cylinder wall.

Service Note

When replacing a piston, always inspect the cylinder liner for wear and the connecting rod bearings for signs of damage.