CATEngine Parts

7w0007 Bare Cylinder Head — Cat 3306 3406

This is a bare cylinder head for Caterpillar engines, serving as the primary component that seals the cylinders and houses the valves. It is manufactured to meet stringent OEM quality standards, ensuring superior durability and performance compared to worn or damaged heads. Operators may notice a loss of engine power, rough idling, or visible coolant leaks from the cylinder head area when this part fails.

Bare Cylinder Head – Part No 7w0007 – 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 TypeBare Cylinder Head
MaterialCast Iron
ApplicationEngine Cylinder Head
Service LifeReplace as needed based on inspection
CompatibilityCAT 3306, 3406, 3406B, 3406C
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing cylinder head can manifest as a noticeable decrease in engine performance and power output. If left unaddressed, the issue can progress to persistent rough idling and potential internal engine damage due to compromised sealing. Continued operation with a compromised cylinder head risks significant engine component failure.

Installation Tip

Ensure the engine block deck is perfectly clean and free of any debris or old gasket material before installation. Avoid overtightening the head bolts, as this can warp the head or damage the threads.

Service Note

Always replace the cylinder head gasket and inspect the engine block deck for flatness when installing a new cylinder head.