By comparison, When I hit the 169F on the freeway it was at ~6.5psi. The heat from the turbo exhaust housing is probably a bit worse.
Former owner of '99 CSVT - Silver #222/2760
356/334 wHP/TQ at 10psi on pump gas!
See My Mods
'05 Volvo S40 Turbo 5 AWD with 6spd, Passion Red
'06 Mazda5 Touring, 5spd,MTX, Black