The bike maxed out at exactly 49.5 mph. This was all free since I had the 105 left over from a TTR rejet. I don’t have access to a dyno, so I used top speed as an index of any gains. Please use our forums if you wish to ask a tuning question, and please note we do not sell parts or services, we are just an online magazine. However this website like most others uses cookies to improve your experience, to show ads, offers and deals of interest to you and now have to notify you of this and request your permission. Free shipping on many items | Browse your favorite brands | affordable prices. Why Does the DRZ 250 Require an Airbox Mod? I do have the adjustable TTR needle, but it is not installed. Thanks for the tip. Your Constructive comments on this article One minor drawback of this mod is that you need to change your filter more regularly, the air will flow through the central part much more than it would in a standard airbox, you will also get a little more induction noise (which most drivers will see as a plus, rather than a drawback). This won't translate into loads more power though, but you will get a freer flowing throttle response, and will sound better. Classic VW / UK Car Tuning / Car Tuning Goodbye. I would adjust needle position for best throttle response. If you have a basic model then you might find the GTI, Sport or RS version of your engine has a suitable larger airbox and air duct, but you should check that this will physically fit your engine bay. View Mods. Modified cars and car tuning is a specialist area and professional guidance should always be sought in your performance car project. Customize a car Whether you're new to biking or are an experienced rider, the Kawasaki Z125 is sure to deliver all the freedom and excitement of motorcycling you expect, which is why you should keep it in prime condition with Kawasaki Z125 aftermarket mods. So airflow is improved across the entire RPM range, and there is no low end flat spots. Special Price $59.99 . You want your engine to suck in as much air as possible and most OEM airboxes are restrictive. For those that are interested, this is what I found when I tried the airbox mods on my DRZ 125. Best mods for the Kawasaki Z125. This is no worse than adding an open induction kit but you should really aim to feed cold air into the airbox from outside the engine bay area. Open mesh, plastic have lower filtration and paper has much lower flow rates. The airbox houses the filter, which removes particles from your intake air, which could cause problems inside the engine, from sharp metal fragments that will damage your engine, to combustible materials which will add soot and potentially coat the engine in carbon deposits. Delivering the engine's power to the rear wheel of the Grom is a 4-speed transmission. Airbox lid mods. If you have a 2002 or older bike the airbox snorel removes to show a 3×3 hole. Everybody seems to go bigger on the main. never thought of trying smaller. Cut away the fins and veins inside the airbox, the closer you can get to the casing the less time you will spend in sanding but don't cut too deep or you'll introduce weak spots or even cause a split. The engine and pipe are stock on my bike, and the airbox is stock except that the snorkel has been removed. You'll notice this restriction more when you start to add power, as generally airboxes are designed to just about cope with the air intake. You will also have full access to It probably gets there quicker and has a snappier response. © 2000 - 2021 Content of this site: pages may not be substantially or wholly copied without our prior written agreement. Cookies are used to track visitor behaviour enabling us to monitor and optimise the effectiveness of our content, and to remember your preferences and settings on this site. This was on a VW turbo diesel engine, but petrol engines and non turbos will also show gains in most cases. By "Guide to smoothing your airbox, a great free power mod". From what I've read on this site I just assumed the bike was on the lean side with with the stock jetting. The engine and pipe are stock on my bike, and the airbox is stock except that the … "Guide to smoothing your airbox, a great free power mod" We often talk about smoothing airboxes, and our members refer to it as the TorqueCars airbox mod, or smooth intake mod. If you liked this page please share it with your friends, drop a link to it in your favourite forum or use the bookmarking options to save it to your social media profile. One job an airbox does it cut down intake roar from the engine, and it allows the filter to have a good flow of cold air rather than warm engine bay air such as with an induction kit. I rode it last night with some hard mud riding (heavy load on the engine) and it did seem to blubber and miss a bit with the larger main, so I'll start working back smaller. Kawasaki Z125 Pro Parts Accessories - BEST PRICES . Safety mods As soon as I get the chance I'll try some different pilots and report. I am at sea level where I tested, and it was about 92 degrees with typical GA humidity. Are enough differences for folks to form a preference Z125 with a small footprint works really well and some used! Allows you to get a decent angle into it on my bike, and spikes all. 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