Manifold porting question

[mumpy]

Hi all,

Should I go for an rs stamped lower inlet for my 172 phase 2 (non-cup) or does a standard one work just as well after porting/matching?

Thanks!

 

[gez 172]

Standard one after porting will be the same.

 

[Matt Cup]

What’s the price for porting compared to buying the RS inlets?

 

[R3k1355]

Used to be more, you could get RS inlets for like 50 quid.

Though having the inlets ported then everything painted is just

 

[Advikaz]

Hi all,

Should I go for an rs stamped lower inlet for my 172 phase 2 (non-cup) or does a standard one work just as well after porting/matching?

Thanks!

I’ve got a whole set of RS stamped ones here if interested