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Discussion starter · #142 ·
Thanks that must have been the optional resonator I was seeing on the kms website.

I had an eventful Saturday..Left at around noon to go drop the car off with my mechanic and my clutch decided to die in traffic at a busy intersection.I managed to move it with the starter and had to get a tow truck instead.
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Discussion starter · #145 ·
So I fetched the car yesterday and HOLY **** what a difference.I actually got a chance to drive my car properly and feel what Modxrs is meant to feel like.My mind is also a little more at ease now that the silicone hoses are fitted.I'm planning to hit the dyno on saturday with my buddies but I do have a small "issue".

Whenever I rev the car either in or out of gear,the revs drop below idle speed before returning to wear it should be.My mind tells me it's a vacuum leak but my mech says he tested the car for leaks and found none.
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White one is forged running a gtx30 and the grey one is forged running a gtx35.Big drool.
 
Discussion starter · #151 ·
Lol yes I am starting to regret it because it's been on my mind constantly.I have seen other mk2s with similar mods make the rated modxrs power so I know it's not the dyno.

I have noticed that the car seems to peak and hold 1 bar.I will dive in to it this weekend and hopefully figure out why.
 
Discussion starter · #153 ·
So after many many days of reading and researching,it would seem that my GFB dv+ is the most likely cause of the issues I've been having.The spring seems to have way too much preload which is causing the insane compressor surge and poor boost "delivery".

I will loosen it and see what happens but I think the best solution would be to just get a forge recirc and be done with it.I should have just stuck to the tried and tested from the start lol
 
Heh, it is exactly what I have noticed while playing with GFB dv+.
If you want the noise, you have to tighten the screw which will open up the valve ever so slightly and you feel like the car is not pulling as hard. If you want maximum performance you have to trade in the sound. I say the same, better a simple recirc valve without all the settings.
 
Discussion starter · #155 ·
The most frustrating part is I was told by mu mechanic and the mechanic who owns the dyno that it is the map...I can't wait to sort out this issue and show them what dreamscience can do.I am not far off from their cars running their custom tunes.
 
The most frustrating part is I was told by mu mechanic and the mechanic who owns the dyno that it is the map...[....] their cars running their custom tunes.
That should give you a hint about why they will always do better than any map your going to run. Didn't they offer already to make a better map for you ? :LOL:
 
Managed to get to the dyno today...this is the dyno most of us use as it doesn't give free power. View attachment 913329

224kw is 300bhp.Seems a little low for mod xrs and I was expecting 450nm atleast.
That is on the low side for torque. My otherwise stock Mk2 made 450Nm (335 lbft) with just the DSci map.
 
Discussion starter · #158 ·
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So I noticed my coolant level has been dropping slightly and my cap broke....as luck would have it,my health took a turn for the worst and i was forced to drive myself to the ER before I could get a replacement bottle and cap.
 
Discussion starter · #160 ·
Feeling much better thank you...Had a respiratory tract infection.

Did some ordering while I was recovering.Got a set of 15mm spacers.Hoping these will help with my rubbing issue.Also ordered a forge recirc as I have no desire to fiddle around with the GFB dv+ to get it set right.Ordered a new coolant bottle,cap and a toe eye cover.Really excited to get it back up and running again!
 
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