03-31-2015, 09:37 AM
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#29 (permalink)
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A True Z Fanatic
Join Date: Nov 2011
Location: Houston
Posts: 12,265
Drives: 2011 370ztt
Rep Power: 29540
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Quote:
Originally Posted by 2011 Nismo#91
Really, never heard anyone having problems at 8k. Only heard them explode at 8.5k+. Anyway there is a host of other issues with higher revs that an improved oil pump will not help with.
1. Poor stock oil pickup for track running - major oiling issues in high g turns
2. VQ37 heads with VVEL run very hot especially at higher RPMs. Hot heads not good. Especially when you run RPMs beyond design spec.
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There have been quite a few failures due to running 8k rpm. Raising the redline is playing with fire. It's not worth it to gain a few hp.
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2011 MB Touring-Sport-6sp-Nav/GTM TT/FI TT TDX/JTran/Kosmic/Eibach/Hotchkis/SPC/CSF/RPS/SoThatsWhereAllMyMoneyWent
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