[Kenth]

Originally Posted by NeighborsComplaint

Click the link ... 2nd to last pic shows it is clearly a spreadbore.

https://www.edelbrock.com/avs2-800-c...gine-1912.html

Here's the condensed version. Still look a squarebore to you?

Even though it has some distance between the primary bores 1912 is a squarebore design.