67 Barracuda weight

Fuel would be around 6 to 7 lbs per gallon ( water is 8lb per gallon and fuel is less dense than water so that's how i got the estimate) that's about 126 lbs.

What engine? could add a couple hundred if big block vs small block.
340 iron head, aluminum intake, headers, power steering, Factory A/C with a 727

Barracuda new 340 002.JPG