1971 Duster numbers matching

Heres some more pics of the underside and engine

https://ibb.co/WcrKCn0][/url]

https://ibb.co/PCfd0Tb][/url]

https://ibb.co/4m41scd][/url]

https://ibb.co/bv5tMn1][/url]

https://ibb.co/sKrm3Yk][/url]

https://ibb.co/xFNcgqY][/url]

https://ibb.co/rwVsqpY][/url]