teachermechanic

iTrader: (4)

Hi, in my FD i have single T78 GARRETT is T04 base .70 and .98 a/r. ( 4" in comp and for the hot side 3" ex )
My engine is stock port, intercooler same size PFS, 3" exaust pipe, PFS computer and profect B.
My question is : is normal in first gear the boost is not higher than 12Lbs.
For all other gear no problem to run 18 and more.
What do you thing?
Thanks

Carl Byck

yes

racer1

with a stock port yes it's normal

teachermechanic

iTrader: (4)

Now i understand, with my half bridge i break seal at more than 20Lbs in first gear.
With small street port is possible to push 16Lbs in first gear?
Or i need big street port?