My Dart Swinger Project!

Heck I looked up valves on rock auto i think I'm just gonna buy new for both for the set one is 24 the other is 18. That's worth it to me not to have to clean them. My time is valuable Haha. Are these the right ones @318willrun ? Do you think they will be ok ? They are

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They look about right. Here is a sealed power intake valve, you can compare the dimensions
Sealed Power Valves V1722