Thorley = 304-Y I think I paid $325 from Summit..been a wile now..
Here is a pic I found that shows the color of the heders after about 700 miles or so:
Dirt/water/mud/rain & HEAT = faded
Mallory 6148201
This dist. is built to work with Edelbrock Pro-Flo MPFI = the plug on the dist matches the plug on the Edelbrock FI harness. The small cap design is great for firewall clearance!