Hmmmmmmmmm..11.80's with Edelbrocks,and only 11.50's with w2's,and muscle motors says you'll need to spend another 1500.00 on Edelbrocks to get them to perform..Geez i'm running 11.0's with a VERY mildly ported set of Edelbrocks on top of my 416,and no where near 3500.00 in them!!!