So I'm looking for a proven map for the factory ECU on the Power Tuner App. Installed mods include, 270 bore kit, full FMF 4.1 exhaust, TA Power Flow kit and running VP U4.4 fuel. Twisted Development is remapping my Vortex ECU for these mods but I'd like to ride it while I'm waiting on re-map. Thanks guys
ISO 2023 YZ250F Map for 270 bore kit (stock ECU)
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12/5/2018
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The tuner is a key for better results than the old big-bore results. This tuner app keeps things from going stupid. I'd think a Keefer free rev would be a good map to tweak.
I have a 2020 YZ250FX with 270 kit and hot cams... Keefer free feeling map is the best one I've tried. And I've tried a lot of them.
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