FX Holden Race Car Project

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Deuce
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Re: FX Holden Race Car Project

Post by Deuce »

Holden202T wrote: Mon Jun 02, 2025 11:16 am So this was the best run of the weekend which had lots of boost but managed to not hit the boost cut! traction was an issue all weekend too!

https://www.youtube.com/watch?v=11Fln057ixE
That video! Looks like you were going really well! Great work!
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Holden202T
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Re: FX Holden Race Car Project

Post by Holden202T »

would you believe it was 1 second slower than the best time its run out there :D
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vlad01
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Re: FX Holden Race Car Project

Post by vlad01 »

Isn't that the best feeling when you find the root cause of a long standing and vague issue?
I'm the director of VSH (Vlad's Spec Holden), because HSV were doing it ass about.
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Holden202T
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Re: FX Holden Race Car Project

Post by Holden202T »

once i've 100% sorted my oil pressure issues im sure i'll feel that :lol:
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Re: FX Holden Race Car Project

Post by Charlescrown »

From the video clip it looks like lots of wheel spin. Problem is improve the grip increase the chances of breakage. A local subi repairer put a much larger turbo on his race car Casper and it then ran slower times due to increased wheel spin.
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Holden202T
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Re: FX Holden Race Car Project

Post by Holden202T »

yeah they re-surfaced the airport at the middle of last year and its certainly slipperier than it used to be, it didnt help i was getting boost creep and not able to dial in less boost, i would have been able to get down the track way better if i could!
heff0018
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Re: FX Holden Race Car Project

Post by heff0018 »

Good to hear you got your wastegate problem sorted. What boost are you running? I need to get mine sorted and increase boost.
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Holden202T
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Re: FX Holden Race Car Project

Post by Holden202T »

it was on about 19psi with the new gate, but i will probably change springs and get it to around 13-15 and then use the boost controller from there
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