360 head choices. What's everyone running?

And here's another tip... If you decide not to go for the Speedmaster promo and the extra manifold if you buy them through Summit you'll have great customer service and great recourse as they will refund your money if you send them back... Speedmaster will refund your money but the last I heard with a lot of yelling screaming kicking threatening you'll get your money back in about 3 months...