Well over the years the general consensus has been that the second port on an HKS racing BOV gets left open.  And that to make it work one must supply a nearly dedicated, large, strong vacuum signal to the port visible in this pic.  I probably asked every single person that has this BOV in their quest and got that same answer, and I suspect that theory came from CNM.  If you have it, and that works for you, fine.  I could not, no matter how hard I tried, make this unit work with it setup that wa

I would think that you would get better gas mileage since its a more efficient injection system. What are you guys getting?   Jonathan

I will have much more info tomorrow i will post.   I just got off the phone with my machisist. He decked the block, resurfaced the head and figured out that with the 8:1 slugs that actually my compression will be 7.55:1 !   AWESOME!   He told me the Marnal head is a higher CC than a stock head and that's where the .45 difference in compression ratio is coming from.   Remember this is decking the block and my head has been resurfaced 3 times now.   I can definetely dig 7.55:1 !   More inf

 ok i got 4 fosgate tweeters up front- one in each door and two under the head unit for a center channel,1 six inch woofer in each door(thinking of putting a second one in each door)5.25 woofers and tweeters in the rear-all fosgate.i cut out the pocket under the double din hole for my e.q.-deck and e.q. are clarion pro audio 6 disc pro audio changer under the driver's seat. my mid and highs sound SWEET! now I just have to build a box for my 2 jl 12's- probably gonna have to lose the back seat a