Ninja 400 Electronics and GP Bodywork Testing at Chuckwalla Raceway

I also needed to deliver a Yamaha R3 superbike to one of my friends and customers, Trisin Harris, for his first ride and put some laps on my own R3 superbike to dial in my new Penske shock. Tristin and our friend Alex getting ready, also last minute, of course! Also got to see a
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Do you really need a fuel controller or tune with an exhaust on the Kawasaki Ninja 400?

Do you need a fuel controller with full exhaust ninja 400
A lot of people ask about slip-on exhaust vs full exhaust, and whether or not you need a fuel controller (power commander, bazzaz, ECU flash) when you install a slipon or full system exhaust. So let’s cover that with some real data. Different bikes vary a bit because of where the stock restriction, muffler, and
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Kawasaki Ninja 400 Exhaust Dyno Shootout!

Kawasaki Ninja 400 dyno horsepower
***This is important, please don’t skip over this: Before I just post a bunch of graphs of dyno runs, I want to explain a few things.  Dyno charts can be very misleading without some back story and more complete information.  First of all, dyno charts are generally only printed for the results at 100% throttle.
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Power Commander PCV vs. Bazzaz Z-Fi vs. ECU Flash vs. aRacer Race ECU

Power Commander vs Bazzaz vs ECU Flash vs aRacer Race ECU
What’s the best? What’s the difference??? This article used to be combined with some dyno and exhaust stuff for the Yamaha R3, but with all the different engine tuning options on the market today, I felt it necessary to discuss it a little more and create a separate article. There are three main categories of
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