LS/B16 IM Difference

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whats the difference between LS and b16 intake manifolds?everywhere i look says to use a ls IM for a b20 swap in a civic but would a b16 mani work as well?if so, would anything change?
Originally posted by bjfisher@Jul 9 2005, 03:06 PM
oh ok so thats why...b20 and ls are the same?what is a gsr the same as?
[post=523242]Quoted post[/post]​

B20 and the LS have the same bolt pattern, the GSR is by itself that's why you see aftermarket IM's for the B16&B18C5 and then the GSR is separate.