my old MP distributor not have mech advance setting and is very hackneyed.

What feedback have about Firecore billet distributor?
https://www.customwiresets.com/product.php?productid=16293&cat=252&page=1



What about this?
http://www.ebay.com/itm/350975530174

'70 Dodge GTX sb 418ci (Early A-body),
Lunati Solid cam 270°/243°@.050/.548", Edelbrock Heads, Weiand X-CELerator,
Holley Terminator EFI, Tremec 6 sp manual, 3.90:1, TTI Headers.