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What is firing order of V12 diesel engine?

There isn't a single, universal firing order for V12 diesel engines. The firing order depends on the specific engine design and manufacturer.

However, some common firing orders for V12 engines are:

* 1-5-9-13-2-6-10-14-3-7-11-15

* 1-7-5-11-3-9-6-12-2-8-4-10

Factors Affecting Firing Order:

* Crankshaft design: The crankshaft's throw arrangement dictates the firing order.

* Engine balance: The firing order aims to minimize vibration and improve engine smoothness.

* Exhaust system design: The firing order can influence exhaust gas flow and the placement of exhaust manifolds.

How to Find the Firing Order:

* Consult the engine manual: The most reliable source for the specific firing order is the engine's owner's manual or service literature.

* Engine identification plate: The engine identification plate may contain the firing order information.

* Contact the manufacturer: If you cannot find the firing order information, contact the engine manufacturer directly.

Remember: Always verify the firing order for your specific V12 diesel engine before attempting any maintenance or repairs.