Decisions Decisions Decisions....
As the response was about using the LA style bolt pattern intakes, I'm speaking of the LA style RPM Air Gap intake. The LA version uses LA style attachments, and works with V-belts no problem.
The manufacturing quality on the Edelbrock is far superior to the PP. The port and runner volume is more consistent. In addition, the plenum and runners are larger on the Edelbrock, which makes more horsepower.