4age blue top zenki,kouki MAF??? is there any difference?

[daywalker]

hi there every one.i m havin some trouble with my engine.well it is not important for now.all i want to ask is is there any difference between zenki and kouki ae86's engines??because i saw something and cant understand the difference so may be thats the problem.

first pitcure have MAF sensor on the hose of intake



the second doesnt have any MAF sensor on the hose



so what is the difference? which is the oem which is made later... thnx[/code]