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Sean.Heihn · 10-16-2013, 11:51 AM

Actually some people with 1NZFEs have swapped in FXE pistons and it worked with the stock ECU and 91 octane.

10-16-2013, 11:51 AM	#16 (permalink)
Sean.Heihn EcoModding Lurker Join Date: Apr 2013 Location: Nowhere Posts: 53 Land Shark - '11 Toyota Yaris 3dr Hatchback Team Toyota 90 day: 36.68 mpg (US) Thanks: 0 Thanked 5 Times in 4 Posts	Actually some people with 1NZFEs have swapped in FXE pistons and it worked with the stock ECU and 91 octane.