Weld the bung in one of the runners right before the final collector. That's where they are on real HyTech headers.
__________________
It's alright if you don't agree with me. I can't force you to be right.
Honda-Tech > TampaRacing
TR "Old Skool EF" Member #666
All motor 1.8L: 201/140 More coming soon 
I mount an balance 24" tires for $40 each.