Originally Posted by Fundahl
Pre-intercooler temps will affect post-intercooler temps. The change will be noticeable if there is significant difference. The important part is similiar atmospheric conditions, similar load/boost target, and same fuel.
Originally Posted by Former_Boosted_IS
Not if it is the same intercooler before and after. We all run intercoolers, so the data is relevant with the intercooler there.
I think you missed his point.
The intercooler is not a good control.
This is because depending on the amount of heat soak it has incurred throughout the day, ambient temps ETC it will still vary.
A much more simple control is simply IAT temps at the pre turbo inlet.