Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB - View Single Post - New Stage 2 UEL (91-93 and E85) OTS tune files

OkieSnuffBox · 04-15-2016, 10:51 PM

And even that is conservative.

If you're NA with a solid tune and ignition timing, no real reason to drop richer than 13:1

We typically ran 13.5:1 on the Sport bike tunes, yes I realize much smaller bore so easier to control the flame front.

04-15-2016, 10:51 PM	#338
OkieSnuffBox Senior Member Join Date: Aug 2014 Drives: '23 BRZ Limited Location: OKC, OK Posts: 2,084 Thanks: 680 Thanked 1,328 Times in 758 Posts Mentioned: 9 Post(s) Tagged: 1 Thread(s)	And even that is conservative. If you're NA with a solid tune and ignition timing, no real reason to drop richer than 13:1 We typically ran 13.5:1 on the Sport bike tunes, yes I realize much smaller bore so easier to control the flame front.