CATEngine Parts

325-3915 Cylinder Block — Cat 12H 140M

Name: 325-3915 Cylinder Block — Cat 12H 140M
Brand: CAT
SKU: 325-3915
Availability: InStock

This is a CAT Cylinder Block, the main structural component of the engine that houses the cylinders and provides mounting points for other engine parts. It is manufactured to meet stringent OEM quality standards, ensuring superior durability and performance compared to a worn or cracked block. Operators may notice a significant loss of engine power, increased oil consumption, or visible coolant leaks from the engine block as signs of failure.

Cylinder Block – Part No 325-3915 – CAT Spare Part

Part Specifications

Brand	CAT
Category	Engine Parts
Condition	Aftermarket — OEM Specification
Dispatch	Same-day from Mumbai (before 3 PM IST)
GST Invoice	Available — all orders
Export Docs	Commercial invoice, packing list, COO

Compatible Models

CAT C9 Engine 12H 140M 511 521 522 532 Tk711 Tk721 330C 336D 586C

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

Ship This Part To Your Location

Dubai Saudi Arabia Nigeria Kenya South Africa Bangladesh Malaysia Ghana Qatar Egypt

India

Maharashtra Gujarat Tamil Nadu Rajasthan Karnataka Telangana

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.

Failure Symptoms

Initial signs of a failing cylinder block may include persistent engine misfires or a noticeable drop in oil pressure. If left unaddressed, these issues can escalate to severe internal engine damage and coolant contamination. Continued operation with a compromised block risks significant mechanical failure and costly repairs.

Installation Tip

Thoroughly clean all mating surfaces before installation to ensure a proper seal and prevent leaks. Avoid overtightening fasteners, as this can warp the block or damage threads.

Service Note

When replacing a cylinder block, it is crucial to inspect and replace the crankshaft, connecting rods, and main bearings.

Part Type	Cylinder Block
Material	Cast Iron
Application	Engine Core
Service Life	Replace as needed based on inspection
Compatibility	OEM specification
Condition	New — OEM specification aftermarket

325-3915 Cylinder Block — Cat 12H 140M

Compatible Models

Related CAT Parts

Ship This Part To Your Location

Installation & Application Notes

Failure Symptoms