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tomm.brz · 04-20-2023, 08:05 AM

you also reach 8000 rpm with stock internal stock valve springs?
anyway i dont know if you have a leak, boost depends a lot to intake temperature and are you at altitude or sea level?

Do you have a log of a pull of your car?

04-20-2023, 08:05 AM	#5927
tomm.brz Senior Member Join Date: Jan 2017 Drives: brz 2017 hksv2 Location: italy Posts: 2,207 Thanks: 502 Thanked 1,070 Times in 778 Posts Mentioned: 65 Post(s) Tagged: 0 Thread(s)	you also reach 8000 rpm with stock internal stock valve springs? anyway i dont know if you have a leak, boost depends a lot to intake temperature and are you at altitude or sea level? Do you have a log of a pull of your car?