Is there a diff between 1g and 2g intake manifold?

[90gst2nr]

I need a new intake manifold and found one. But it said 1g and I have a 2g. Is there any diff in the two, and also does a n/t look any diff the turbo? The guy said he doesn't know what it came from, just a eclipse

 

[DSMunknown]

http://vfaq.com/mods/1G-2G_intake.html



http://www.carotica.com/4g64/1g2gintakecompare.jpg



http://dsmtuners.com/sub.php?page=1g2gcomparison



http://dsmtuners.com/forums/showthread.php?t=168964



http://www.roadraceengineering.com/1g2gheadswaptechtip.htm