Miata Gets a Bigger Turbo & 32PSI!!! New Power Record - But Does It Lag? [Full Dyno Test]

Here it is. The FULL test of the Borg Warner EFR6258 & EFR6758 turbos. The kind of information my brain feasts on. This turbo is an ABSOLUTE UNIT. Full article can be found here: https://www.thecarpassionchannel.com/...
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How to find the limit of your turbo:
   • The ULTIMATE GUIDE To Maxing Out A Tu...  
Full build of the motor on this car:
   • The Rebirth  
Mitchel Yardley's NC Miata based channel (my cameraman):
   / mitchelyardley  
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0:00 Intro
0:51 Fixing Pre-Dyno Issues
3:33 What Is The Goal Of Today At The Dyno?
7:28 Baseline Runs - 6258
9:31 Progress Update & 6258 Response Test
13:24 Turbo Upgrade... On The Dyno
18:26 First Pull On The 6758
20:28 Losing 130whp?
22:17 More 6758 Pulls & Response Test
23:24 STRESS
26:05 Full Turbo Comparison, Which Is Actually Best?