[Demonlude]

Very easy question for you all. What's the stock bore on the H22A (4g) throttle body?

 

[mike_sho]

Ill measure mine , its sitting in the garage right now. Ill post up the info as soon as I find a ruler....

 

[Demonlude]

Any luck with the ruler Mike?
Somebody must know the stock throttle body bore!!

 

[Shibby H22A]

I believe they are 52mm...

 

[Demonlude]

52mm??? I've seen a TB for sale at inlinefour.com, and the bore on this is 70mm!!! I can't believe it would be 18mm wider than stock.

 

[Shibby H22A]

52mm??? I've seen a TB for sale at inlinefour.com, and the bore on this is 70mm!!! I can't believe it would be 18mm wider than stock.

70 is wayyyyyyyy tooo big for our little stock ports... But yeah that is huge!