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What motors are interchangeable with a 2003 dodge ram 1500 4.7?

The 2003 Dodge Ram 1500 4.7L engine (a 4.7L PowerTech V8) isn't easily interchangeable with other engines. Direct swaps are generally complex and require significant modifications. You wouldn't simply bolt another engine in.

While there might be some *minor* similarities in some engine components between the 4.7L and other Chrysler V8s of the same era (like the 5.2L or 5.9L Magnum engines), a complete swap involves far more than just the engine itself. You'd need to address:

* Engine Mounts: The mounting points are specific to the 4.7L.

* Transmission Compatibility: The transmission needs to match the engine's output and bolt pattern.

* Wiring Harness: The engine's computer and sensors require a specific wiring harness.

* Exhaust System: The exhaust system will likely need modification or replacement.

* Cooling System: Radiator, hoses, and water pump may need changes.

* Fuel System: Fuel lines, pump, and injectors may not be compatible.

In short, while some parts *might* be transferable between similar Chrysler V8s from that era on a component level, a complete engine swap is a major undertaking, requiring significant mechanical knowledge, tools, and potentially custom fabrication. It's rarely a straightforward or cost-effective solution compared to rebuilding or replacing the existing 4.7L. Consider a rebuild or a used 4.7L as a more practical alternative.