Help TVS tuning
#1
Senior Member
Thread Starter
Help TVS tuning
I was wondering I'd someone could shed some light, car is on the dyno and hptuners is open, at 6k rpm the car leans out and falls on its ass, guy tuning says the maf sensor isn't reading past 10k htz but it goes up to 11,100k htz
#11
Senior Member
Thread Starter
It wasn't reading properly so after 6k it would rich out and drop hp almost to 100hp but he figured it out, it was something in the tune.
IATs post charger are 131 and are pretty constant
IATs post charger are 131 and are pretty constant
Last edited by Mendomar06; 03-17-2013 at 05:22 PM. Reason: Automerged Doublepost
#13
Banned
iTrader: (2)
Well in diag he can up the hertz to be maxed around 16k. Now if the car leans out and he's going based off afr error add fuel. It is honestly not difficult but in wot your feeling is based off your prest calculated fueling so if it goes lean then he needs to up the calibrations.
#16
Senior Member
just under 289 and 260 tq on mine......that was with stock exhaust and no cooling mods.....it opened up a LOT more after the 3" exhaust and some cooling mods.
#17
Senior Member
Thread Starter
Something is off, I have ZZP Long Tube Headers and DP, Option B, Dual Pass, Secondary HE, 80# Injectors, 2.6 Pulley, 3" intake so what am I missing other than maybe an LS4 TB
#23
Senior Member
it's hard to say without seeing a datalog and the tune......but it's possible it could be spark blow out....maybe try tightening up the gap just a little more.