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Correct spark plugs for a small block Chevy crate motor?

I can't give you a definitive answer to what spark plugs are "correct" for your small block Chevy crate motor without knowing more about it. There are too many variables.

Here's what I need to know:

* Year and model of the crate motor: This will help determine the type of engine (e.g., 350, 383, etc.) and its specifications.

* Specific engine code or part number: This is the most reliable way to identify the engine and its features.

* Intended use of the engine: Will it be used for street driving, racing, or off-road? This affects the type of spark plug needed.

* Compression ratio: This determines the heat range of the spark plug.

* Fuel type: Gasoline or E85 will impact plug choice.

* Ignition system: Is it electronic, points, or a different type?

Once you provide this information, I can help you determine the best spark plugs for your small block Chevy crate motor.

General tips:

* Consult the crate motor's documentation: The manufacturer often provides recommended spark plug information.

* Use a reputable brand: ACDelco, NGK, Denso, and Champion are all reliable brands.

* Choose the correct heat range: This is crucial for preventing engine damage.

* Consider using a spark plug gapping tool: This ensures the proper spark plug gap for optimal performance.

Remember, using the wrong spark plugs can damage your engine. It's always best to consult a qualified mechanic or the engine manufacturer's recommendations.