10 Dec 2020 - edelbrock 1405 changes

Today I changed the primary jets, rods and secondary jets to 8% rich.  The plugs looked too lean when at 4%.

Current changes

Main jets:

120-404

rods:

7352

springs:

pink 7" hg

Secondary jets:

120-398

Previous settings:

Main jets:

120-400

Rods:

68-42

Springs:

orange 5" hg

Secondary jets:

392

Installed the vacuume gauge and checked at idle