sorry for this Q
 

What is a obd-0 and what is a obd-1
what is a zdyne Gold SECU?is it good
should i go with 450cc injectors?
what is the differenc in a pg msi and my 91 1.5l civic has i don't know what it is ?
when i boost in like 2 weeks shold i get a msd boost timing or a differnt one?
any on have a hf manifold or the std?
should i use a civic kit or get the ford probe gt/mx6/626 mazda kit for my civcs turbo? remember i have the 1.5 d15a
thank you please if you don't know don't bull****