Our simple built NA k24a3 block and head with the usual cams , piston , rods produce 210kw@wheels without a ported head
To crack 12s its not hard at all even in with a full trim. Been there done...
FN2R with simple mods = fun car to drive on the road and on race track
I got tegiwa header on stock catback + k&n panel filter on stock air box + Intake tract + Flash pro and tuned ( 133.3kw@wheels...
We are using Competition Clutch Twin Plate on our DC5 Time Attack car.
Never had any problem with B and K series Stage 1 ( stock replacement ) / Stage 2 and Stage 4.
Change your suspension bushings too ( front lca bushings , front compliance bushings , rear trailing arm bushings , rear lca bushings etc )
EK is over 10 years old , fresh bushings will stiffen up...
Get a plm toda replica header.
tri y header design wont give you a good ground clearance on b16a.
http://img.photobucket.com/albums/v677/YonasLiu/yonas13.jpg
We always got HAMP oil filter in stock
We've been using this oil filter for over 10 years without any issue.
http://www.jdmyard.com/index.php?route=product/product&product_id=432