xw gt engine is it real

[corvettec4]

guys im asking this on behalf of a friend! who spotted an old xw up on the atherton table lands and enquired with the farmer about it! it had been smashed badly,vandalized and lots a bits pinched including plate and part of tower looked like had been cut with axe, the farmer had already pulled engine and box and stored, anyhow it was a gt so he says! he has since asked the old bloke about buying the motor, i want to know if it is a fake or not

block D2AE-OA/ 4A9 2 bolt 4v 351c

pad looks unmodified reads J G 3 3 R Y 1 3 X X 0 K

I WAS LEAD TO BELIEVE ALL GT ENG# ENDED WITH C

ANY HELP PLEASE