CATEngine Parts

197-9345 Piston — Cat

This piston is a key reciprocating component within the engine cylinder, responsible for transferring the force of combustion to the crankshaft via the connecting rod. Manufactured from high-grade aluminum alloy or cast iron, it offers excellent strength and thermal conductivity, outperforming a worn piston with reduced sealing and increased friction. Operators may notice increased oil consumption, blue exhaust smoke, or a noticeable decline in engine performance when this piston begins to wear.

Piston – Part No 197-9345 – 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.

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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
MaterialAluminum alloy or cast iron
ApplicationEngine internal combustion
Service LifeReplace as part of engine overhaul or when worn
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of piston wear can include increased oil consumption and minor power loss. As wear progresses, the engine may produce blue exhaust smoke, exhibit rough idling, and suffer a significant reduction in overall performance. Continued operation with worn pistons can lead to increased blow-by, potential cylinder wall damage, and reduced engine lifespan.

Installation Tip

Ensure the cylinder bore is clean and properly honed before installing the piston. Never attempt to force the piston into the cylinder; it should slide smoothly with the rings properly compressed.

Service Note

When replacing pistons, always install new piston rings and inspect the cylinder liners for wear or damage.