Gn1r Vs Chapman

[GN280CI]

I would like to know if it has a large difference between the gn1r and the chapman at present I run with (s2) gn1r, can I have a considerable profit with the chapman ??


sorry for my bad english :biggrin:

 

[GN280CI]

 

[countrybumpkin]

Stage 2

I Beleive Chapman Flows Alot More Air Than Gn-1 Heads I Have Both And Have Seen Them Side By Side If I Had The Choice I Would Run Chapman Heads Instead Of The Gn-1 R Heads This Is Just My Opinion Maybe Someone Else Will Chime In............ Good Luck

 

[49-blues]

The Chapman S2 heads will flow more.

 

[GN280CI]

I know has a difference of flow, I wants to know if
really a ( BIG) difference for HP ???

 

[countrybumpkin]

heads

more flow more power more hp...

 

[GN280CI]

more hp = low budget