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With the new rear spindles the car’s geometry changed, now the rear has a divergence of 1,35 for each side, instead the convergence of 1,5 given by the white line toe kit. In fewer words the rear wheels are open.
I weighted the car too. With the fuel tank half full, the car weighs 1246kg. LF386kg, RF400kg, RL241kg and RR218kg.
The weight distribution is very mixed but with me inside the things changed a little. 1338kg, LF414, RF410, RL263 and RR248. A little more balanced but the rear end still shows a small difference.
I went to the track this weekend using semi-slicks and I’m happy to say, I lowered my time in almost 5 seconds. I did 1:40.4. With the road tires do 1:45 was a fight.
I had to weld a crack in the exhaust manifold last week, so I took the opportunity to upgrade the turbo. I did an Anti-surge on the compressor housing, hoping for more stable boost pressures. The results with the anti-surge were good. I had more turbo noise, the boost is more stable but I lost recovery. When I’m in the fifth gear at 2500rpm with full throttle, the engine takes too much time to build power.
I also did the shifter bushings, I did not believe, but it is a good upgrade. I think the plastic linkage will fail with the time… let’s see.
I tuned the gearbox strut (I don’t know how to call that part in English). I inserted a piece of aluminum to make it stiffer. It is not recommended… the sensation is to run the car without tires… with the wheels directly over the tarmac.
Interesting about your spool issues, makes sense that the boost would have issues building in the system.
Nice work as per usual mate, maybe some of the boost is now restricted elsewhere? Are you still running the stock intake manifold?
Is the car smooth for street driving with the Flow controller and BOV in that config? I'm looking to remove the SAI system and keep thinking that the N75 needs to go, but I want to retain some comfort when backing off the throttle...
I think the intercooler is a problem. I’m quite sure it is not working how it should be.
It is possible to feel the engine losing power at the track, after several laps.
I’m waiting for the mail to deliver a RMR manifold, probably will do some help.
I removed the SAI, n75 and others secondary components, the car still great.
Interesting about your spool issues, makes sense that the boost would have issues building in the system.
Nice work as per usual mate, maybe some of the boost is now restricted elsewhere? Are you still running the stock intake manifold?
Is the car smooth for street driving with the Flow controller and BOV in that config? I'm looking to remove the SAI system and keep thinking that the N75 needs to go, but I want to retain some comfort when backing off the throttle...
verry cool pictures mate!!
i love the rims and tyres, are those toyo R888's??
he just look high on his feet but it doenst mather as long as it proves itself :-p
are those 18" wheels??
so you have a forge IC and a GT28RS turbo?
i think i know what is going on...
Forge IC is more than good enough for the stock K03s, stock or even chipped.
it's even good for a K04-001 turbo.
but i don't think it can flow enough for the Garret you have? :-s
i could be wrong but i won't be surprised if this is the problem...
verry cool pictures mate!!
i love the rims and tyres, are those toyo R888's??
he just look high on his feet but it doenst mather as long as it proves itself :-p
are those 18" wheels??
so you have a forge IC and a GT28RS turbo?
i think i know what is going on...
Forge IC is more than good enough for the stock K03s, stock or even chipped.
it's even good for a K04-001 turbo.
but i don't think it can flow enough for the Garret you have? :-s
i could be wrong but i won't be surprised if this is the problem...
so you have a forge IC and a GT28RS turbo?
i think i know what is going on...
Forge IC is more than good enough for the stock K03s, stock or even chipped.
Sounds about right. I'd love to get a new cooler keeping most of the Forge Piping.
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