It was very easy to find the parts I needed at reasonable prices. I will use this website again for grill parts.
Distributor pad - top - for: asa/ada/aua
Distributor pad - top - for: asa/ada/aua 50/70/5012/7012/51/5112/71/7112 & si700 (7 x 40 1/2) sold individually
Buy this part and as many parts as you like and pay only $9.99 shipping, within the Contiguous United States.