273 or NOT 273?

This is I think P.I.E build​

The 273 Build That Doesn't Suck​

Forget The Little Engine That Could. This Is The Little Engine That Does!
WARNING: Reading this article might cause you to giggle uncontrollably with excitement. It might lead to sleepless nights and neglected work-hours spent planning your own 273 build. It might have you scrounging vintage salvage yards, the classifieds and maybe even strangers' back yards looking for neglected 273 cores. It might even lead you to abandon all rational engine building protocol in the quest to create your own dare-to-be-different scream machine.
We are not responsible for any of this. However, if you choose to build an engine like this, we'll be right there to help you build it.
A few months ago, Chris Sockriter stops into our shop with that glint in his eye and a plan in his head to build a hot 273 for his 69 Dodge Dart. Now if this was 1965 and the
~previous message edited for brevity~

you've posted this before, and to my knowledge there wasn't a dyno sheet attached. 360/355 is stout for a "273" and i wonder at what RPM...

anyway, call me suspicious... but those numbers with a 700cfm carb and a 218/226 @ .050, .525 114 LSA cam? *narrows eyes*