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View Full Version : vtir / gsr b18c header question



RandyRhydah
19-05-2009, 08:47 AM
just a simple question did try to search but i guess i fail at searching. i know the intake manifolds are different for the b18c2 b18c1 or whatever but is the header also different?

im searching for headers for my jspec b18c same as the vtir over here. if you have some for sale shoot me a pm if not help with my queston.

CRXer
19-05-2009, 08:29 PM
c1 & c2 is the same motor,same as your jdm P72 b18c,but US & AUS lower compression versions.

u can use intake off any of the above versions,just not a b16a,c5 or c7.

all b series headers will fit your engine,just be careful of some B16a specific headers,especially tri-y or 4>1 designs as they might not clear your sump with the b18 block being bout 10mm taller than the B16

blk_shadow
19-05-2009, 08:39 PM
when you buy a header, its better to buy the one for B18C.

cos some headers for B16A has a smaller diameter pipes. whereas, the B18C's header has a larger diameter pipes for better flow.

RandyRhydah
20-05-2009, 04:32 PM
sweet thanks. just had to find the cheapest headers i could buy to get my car up and running and the cheapest didnt say which b18c they were for.

thanks