Summit sells 600 afb's for 199.00 , I've run 2 of them on tunnel rammed 350's before, using twin edelbrock 600's now on the T bucket, gets me in the 9's..........another possible is running edelbrock 500's and putting the afb labels on them that summit sells .

, http://store.summitracing.com/defaul...+afb&x=21&y=14