Nope never used 5th. I was ~5900rpm at the end of the front straight at TWS and 5600-5700 rpm at the end of the back straight at COTA.
Type: Posts; User: blk96gt
Nope never used 5th. I was ~5900rpm at the end of the front straight at TWS and 5600-5700 rpm at the end of the back straight at COTA.
I still use the stock t-45 with no issues (knock on wood)