68 to 72 small block V-8 k frame Powder coated

I have a 68 to 72 small block V-8 K frame unsure if it’s a 340 K frame or not it has the brace welded on the driver side engine mount area but it does not have the washer welded on Maybe I could get some clarification it has been Powder coating semi gloss black asking 250+ shipping

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