my questions are on b series motors what heads are the same is b16 typeR and ls the same and gsR is diffrent or am i wrong cause i just bought a jackson super charger off the net and the fuc$in thing dont fit my b16 head the person i bought it from told me it would fit cause ls and b16 are the same pattern but it dont fit i also tried putting it on a gsR head but still no good so im stuck any help would be cool thanksnykutz1979@aol.com

 

Did you buy it for a type R? A GSR? GSR's have different intake manifolds altogether.