Top Speed
Ok here it goes i raced a ford GT it was an arranged race and to cut the story short i over took him by 1 car ahead on 1 bar boost and then after we r done an argument started the guys was pissed off coz he thinks i was hiting the break on 260 km and he wanted to go all the way to 300+ km but the fact is that the Z has the fule cut my car Switched off in the second run right after i toped the speed it switched off... any way i think thats too much talking so if i get the speed cut thing from HKS does any1 think i will have a head lift if i go to 300 or 380km on six for a long time... keep in mind i do have a nismo HD and L19 studs and arp buttom studs...
I have never heard of anyone using the HKS Speed Limit Defencer or the Fule Cut Defencer on our cars. Im not sure either work. You should have your ECU reflashed though to get rid of the speed limiter.
You should honestly just up the boost 6psi and race him again to make the margain even bigger and see how much he whines.
You should honestly just up the boost 6psi and race him again to make the margain even bigger and see how much he whines.
Originally Posted by USN HM 350Z
You should honestly just up the boost 6psi and race him again to make the margain even bigger and see how much he whines.
Originally Posted by THE TECH
He says he was already running the car at one bar.
well i was running 1 bar buti can go to 18 psi easi my car is tuned for it and i was runing mix fule just to be safe... yes i know no 1 had a speed defuser on our cars my man Hussam the guy who build the car spoke to HKS and they said they have three of them and u should try which 1 will work on our car lol i bet they didnt meet some 1 who neede more speed on a Z yet LOL but any way the main question is am i in a head lift risk if i go 6 gear all the way? say if i was to runn it as i am but higher boost for example same speed but the pressure will b more thats for sure.. and yes the guy was realy pissed off and in the second run if we had stopped between 1st run and second i would have increased the boost but we took the U turn and floored it again by the way it was from a 60mile roll = 100 km
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Send the ECU to TEchnosquare they will take off the limiter. I know how you feel though, my limiter was removed NA, and then TN-regardless of what they say they touch or dont touch inthe ECU put it back with the flash, now Greddy TT and Im capped at 160mph again...
Originally Posted by Alberto
Send the ECU to TEchnosquare they will take off the limiter. I know how you feel though, my limiter was removed NA, and then TN-regardless of what they say they touch or dont touch inthe ECU put it back with the flash, now Greddy TT and Im capped at 160mph again...
Truth is,not many people can honestly answer if your car will run into heating issues, head lift, etc, at sustained speeds over 160mph. Id do a run to 180mph nice and quick, but I wouldnt be trying to go for max speed its way to risky to be worth it IMO, I would accelerate till the car stops pulling hard and let off. Send off the ECU, pay $150, get the limiter removed, run 18psi instead of 14.7 and kill him to 170-180mph whatever you feel comfortable with.
Edit-I have done maybe 10 pulls to 160mph since having the car back, no issues on my end, but adding in another 20-30mph to that who knows....
Edit-I have done maybe 10 pulls to 160mph since having the car back, no issues on my end, but adding in another 20-30mph to that who knows....
Top my car (150+) a few times with my TT set-up (Technosquare Reflash No speed limiter) very smooth but to risky for me... If you run in front or behind somebody over 120 mph and you or the other car its not gaining I don't see the point going 140 or 150 +... its like you can tell who's car is faster with one good roll from 40 to 140 for example... just my 2 cents
Originally Posted by Alberto
kill him to 170-180mph whatever you feel comfortable with.
Originally Posted by webcarconnection
Top my car (150+) a few times with my TT set-up (Technosquare Reflash No speed limiter) very smooth but to risky for me... If you run in front or behind somebody over 120 mph and you or the other car its not gaining I don't see the point going 140 or 150 +... its like you can tell who's car is faster with one good roll from 40 to 140 for example... just my 2 cents 

but with 1 bar he will get head to head if we whent over 160mp how ever if i was to run the 18 psi he will never have a chance..
Originally Posted by Sharif@Forged
Nice kill....a 150mph terminal velocity is totally respectable....nice work.
When I "used" to race the Evo's, they would always shut it down at like 120mph.
When I "used" to race the Evo's, they would always shut it down at like 120mph.
Originally Posted by silver nismo
Thanx man I try to make you guys proud as u make me proud with ur drag and track things... but sharif what do u think about going top speed with the z is it ok? say 160 mp not more but is it to do this I mean not as a regular thing but every now and then?
175mph is pretty nuts....I cant see any reason to travel much faster than that for any longer periods of time.
Originally Posted by silver nismo
U r right but he claims to gain after 160mp and tell what I do bleave him...
but with 1 bar he will get head to head if we whent over 160mp how ever if i was to run the 18 psi he will never have a chance..
but with 1 bar he will get head to head if we whent over 160mp how ever if i was to run the 18 psi he will never have a chance..

Yeah I get your point... I felt the same thing when I know my car is faster than the other one and for some reason my car its not 100%... leave you with that "bad taste" like some people say, hehehe...
Originally Posted by USN HM 350Z
I have never heard of anyone using the HKS Speed Limit Defencer or the Fule Cut Defencer on our cars. Im not sure either work. You should have your ECU reflashed though to get rid of the speed limiter.
You should honestly just up the boost 6psi and race him again to make the margain even bigger and see how much he whines.
You should honestly just up the boost 6psi and race him again to make the margain even bigger and see how much he whines.
Can you reflash the ecu if you're running Fcon or any other type of piggy back? I'd like to see who has done that and the results?



