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Ecky · 04-10-2015, 08:01 AM

I tried higher and saw no improvement. Perhaps the "91" in the manual is not AKI?

91 RON = 87 AKI

Octane rating - Wikipedia, the free encyclopedia

04-10-2015, 08:01 AM	#19 (permalink)
Ecky Master EcoModder Join Date: Dec 2011 Location: New Zealand Posts: 5,019 ND Miata - '15 Mazda MX-5 Special Package 90 day: 40.51 mpg (US) Thanks: 2,873 Thanked 2,516 Times in 1,556 Posts	I tried higher and saw no improvement. Perhaps the "91" in the manual is not AKI? 91 RON = 87 AKI Octane rating - Wikipedia, the free encyclopedia __________________ Ecomodding 2015 MX-5 Miata Honda Insight w/Acura TSX engine 2000 Insight TLC & Build Thread