Well that doesn't make much sense to pour money like that into a N/A 2.3L for minimal gains. Your better off converting to a turbo coupe set-up...that way you have the potential to have a balsy 2.3.
New Toy- Stone stock '88 T-bird Sport in need of some TLC
1988 Cougar XR-7- HO/T-5 conversion, cracked block prevented from reaching full potential.
RIP '88 T-Bird....firstname.lastname@example.org...best sleeper in So. Jersey, now it's taking a permanent dirt nap.