138 posts · Joined 2015. #3 · Jun 13, 2015. TheX is right, the A by itself is just for America. The AC is America/California. Different emission standards in Cali I believe. 2007 CBR600RR - Current. AdVanRR. For me, even though I only ride the street, headers were well worth it. I like stretching out my gears and headers give you more powah up top. So I recommend them. The catalytic converter is a pretty big restriction and header's remove that. Only thing I'm not sure of is if the piping is the same size as stock. Order your K&N replacement air filter Factory Direct today! Help your Honda CBR600RR run better. Fast and FREE SHIPPING with any Honda CBR600RR air filter. 2023 Honda CBR600RR 599 air filter. 5.0. 2 Reviews. $99.99. HA-6007R. Add to Cart. biglen. 2479 posts · Joined 2011. #11 · Nov 11, 2013. I have A & B mode on my 2013 Gsxr 600. A is full power. B def cuts the power down at the initial twist of the throttle. Like u can twist it pretty far and u will only go so fast then the power slowly comes on but very gradually B mode would be really good for a newer rider, maybe even CBR600RR. āļ›āļĨāļļāļāđ€āļĢāđ‰āļēāļŠāļąāļāļŠāļēāļ•āļīāļāļēāļ“āļ™āļąāļāđāļ‚āđˆāļ‡ āļžāļĢāđ‰āļ­āļĄāļ›āļĨāļ”āļ›āļĨāđˆāļ­āļĒāļ•āļąāļ§āļ„āļļāļ“āđƒāļŦāđ‰āļŠāļļāļ”āđ„āļ›āļāļąāļš Honda CBR600RR āļ‹āļļāļ›āđ€āļ›āļ­āļĢāđŒāļŠāļ›āļ­āļĢāđŒāļ•āļŠāļēāļĒāļžāļąāļ™āļ˜āļļāđŒāđāļāļĢāđˆāļ‡ āļ”āļĩāđ„āļ‹āļ™āđŒāđƒāļŦāļĄāđˆāļĢāļ­āļšāļ„āļąāļ™ āļˆāļąāļ” Specs comparison for the Honda CBR600RR and the Honda CBR650R2018 CBR600RR, 2019 CB650r models Please subscribe and help me climb the mountain to 1000 subscr But if you've ridden a ducati twin you'll just know. Overall the 848 should be easier to ride fast for the average rider, but harder to ride at a full race pace than the 600rr. The only relibilaty issues that I've personally seen are when the owners don't ride the bike, they just look at them in the garage. 2024 Honda CBR600RR-R New Model Comes With Cool Design.Honda Company has confirmed that it will launch the new generation CBR600RR in early 2024 and also it If your top speed was 167mph on your 03 and you do the -1/+2 conversion you new top speed will be around 150mph (10.4% decrease). The math to work this out for yourself is nice and easy, here is the equation: % = 100 * (A - B) / A. Where A is the stock gear ratio, A = (# of front teeth / # of rear teeth) Buy a 600 RR for street in a year or two and use the 250 for a track bike. 90 or better percent of riders myself included will never be able to run a newer 250 ninja at its limit if properly set up consistently all the time at the track and mastering a 600 takes years of seat time. you could put good tires ,shock , springs , valves , pipe NAkZCIY.