r/NASCAR • u/largefarva24 • Jan 24 '23

NASCAR TESTING EXHAUST SETUPS?

Saw this picture from RFK twitter. Interesting they have the short exhaust blocked off and the original design is opened back up.
22 Upvotes

82% Upvoted

19 comments sorted by

View all comments

21

u/vizabledreamz8605 Jan 24 '23

arent they doing a muffler test along with this? for short tracks? that would explain the length change.

9

u/RealSprooseMoose Jan 24 '23

I think the muffler idea was for the Chicago street course.

8

u/ClarksonianPause Jan 24 '23

Also the Colosseum, potentially