Make your selection in the pick box at the bottom of The guy I bought my son's kart from gave us tire prep that he used. IMCA dirt modified driver Jack Durbin, of Perry, Iowa, demonstrates how to grind tires correctly. While there are no absolute specifications about mechanical preparation of dirt track tires, there are lots of opinions. By joining you are opting in to receive e-mail. Google tire prep and some of those product names and spend the next 3 -4 days reading threads and you will have several options to think about. Apply one to several coats of #12 Wintergreen with a brush or roller allowing to dry between coats. We will cover inside preps, outside preps, and how to prep tires trackside. I had a local known clutch builder last night tell me that gasoline works well on Vegas. To see go-kart tire scuffing in action, you can take a closer look at this video. As the surface of dirt isnt as firm as asphalt or concrete, a general rule you can use is to either apply an additional layer or increase the application amount by about 25 50%. In a fewinstallments we are going to layout a basic guide for dirt track tire preparation. JavaScript is disabled. This means for a low bite track, its common to apply a little more than average. You can also wrap the tires in plastic for a deeper penetration. Step 1. Like I said, you can easily go too far, so don't get carried away. Well go more into the details a little bit later. Wont have my new tires for a another race or two. Deep and frequent sipes allow tire treads to flex, build heat and fire more quickly on heavy tracks, but can lead to overheating and chunking on dry-slick tracks. Lets jump right in! What we willingly pay for is the advise and knowledge of the guys we buy from. Don't know what concoctions they come up with today but i would assume its a mix of thinners and oils in some form or another. Please We will discuss some tips and tricks along the way any questions of course ask and you shall . The list of best things to do in Auvergne-Rhne-Alpes includes sightseeing, pretty towns, history, and natural wonders! Let the tires air dry for a day. OIL OF WINTERGREEN IS ACTUALLY METHYLSALILCYLIC ACID KEY WORD ACID IT IS COMMONLY USE FOR WORT REMOVAL AND SKIN CARE YOU WILL FIND IT IN A LOT OF ACNE MEDS. The first step when you tire prep for go-kart racing requires you to plan a little ahead. Just take note that the last application on your tire should leave at least 48 hours of time before the start of the race, in order to properly dry. Scuffing brings the tire up to the lower end of its operating temperature, but not too hot. Thank you Bryan! deeper penetration. This will give you the right amount of traction on the race track. Fortunately, making tire softener is an extremely simple process. Youll want a tread thats all cut up so it can move around, build heat fast, and give you some bite. This will soften the rubber to create the effect you need. Is this acceptable? You must log in or register to reply here. Learn methods and guidelines for using stereolithography (SLA) 3D printed molds in the injection molding process to lower costs and lead time. A go-kart stand is always preferred in this situation. Heat will greatly accelerate the absorption of any softener (solvent, plasticizer, same thing) into rubber. Once your go-kart is on the stand, ensure that youre able to move all fours go-kart tires. CarlsonMotorsports Site Supporter. Mechanical preparation of tire treads is an inexact science because of the variable nature of dirt tracks. There are situations on a really slick track where it seems like the edges of the tooled grooves peel over. https://www.patreon.com/Oldnumber7 Check us out on Instagram https://www.instagram.com/old_no7_garage/ Follow us on Facebook!https://www.facebook.com/oldno7garage/ If you have any questions, or would like to sponsor the Old No.7 Garage team, email us oldno7garage@gmail.comIf youd like to send us anything P.O. This guide will cover everything from tire and rim selection to prepping trackside. This prep seems to work good on I have taken part in some that do, but Ive also seen other racers being disqualified after the race, as they were using tire prep formulas that were against the rules. This customization is making your tires sticky. You do not want to get them near the tire cords. Thats why we sipe across the tread blocks on the rear tires, and around the circumference of the front tires., Harris: Siping doesnt change the tires durometer reading, but it helps make a medium-compound tire heat up and act like a soft-compound tire. Owner, Researcher, Writer & Editor at GoKartGuide.com. Any help would be great thanks. Sure, they might be keeping the sun from heating their tires, but theyve also spent a lot of time prepping the treads on those tires in magical, near-mystical ways. As with any chemicals, use proper protective gear such as gloves and safety Instead of applying it in one application, you can apply half or a third of the required amount in 2 or 3 separate applications. The drying process can take around 24 48 hours so its best to leave it at least 48 hours to dry. On the rears, I sipe straight across the blocks. My last option is to but a new set but would like to see if there is an alternative first. Vintage/Classic/Historical Engine Tech, 3V Performance Engine & Valve train Development, Race Cars & Parts - For Sale or Wanted, http://www.kartingtechinfo.com/tech/prep.htm, http://www.geckermotorsports.com/CarDirt.htm. Rhne-Alpes, former rgion of France. thanks guys ill have alook around see if i can get hold of some of this nmp. Leaving dirt in the treads seems to soak out some of the chemicals that keep the tires flexible. NMP is an industrial solvent. used wd40 a lot back in the day along with Gojo cream hand cleaner (non gritty). The condition of a tire directly impacts how well it performs. When it comes to scuffing, youll only need to process the rear tires. for a deeper penetration of Goat Pee or Wintergreen. VP fuels makes a product called TireBite. Once the bite comes up, wash your tires and switch to regular tire traction because suntan tends to be too tacky. But they don't let it sit as long as ATF. cost per gallon of NMP.? Copyright 2003-2020 HDM Company & HDM Performance Parts All rights reserved. This racers left-front tire strategy includes horizontal grooves on the inner two-thirds of the tire with angled grooves on the outer third, along with extra grooves on the treads shoulder. I have had no luck finding it yet. Re-measure it, find out what its stagger is, set your car up properly, and youll get your best performance without grinding., Johnson: On a new tire Ill use an aggressive grit running at a slow speed. Deep and frequent sipes allow tire treads to flex, build heat and "fire" more quickly on heavy tracks, but can lead to overheating and chunking on dry-slick tracks. Never underestimate the psychological advantage of a driver knowing his tires have fresh, black treads and magical extra cuts or grooves in them. Always mix chemicals in well-ventilated areas. Some guys claim they get better results out of a new tire if they grind that factory shine off the tread before they use it. Or should I switch to something else? Wayne Harris, Day Motorsports: First and foremost, if guys are going to mechanically prep their tires, they need to get a pyrometer and record tire readings to see how siping, grinding, or grooving affects tire temperatures. However, it still works very well if you follow the recommended instructions from the manufacturer. You can use a dedicated go-kart stand or simply any other stand that doesnt make contact with your tires. The atf is oil based which is conditioning the tire. That's all this set of tires has had on them since new. You'll been able to find some info on this site about home brews for tire preps. Box 1041 Park hills, MO 63601 We appreciate yall so much! Youll need to move all four of them when you apply the tire prep formula. The goal is to get the tread temperature uniform across the width of each tread. you would need to develop several to cover the gamut. Thanks. In other words: if you mechanically or chemically prep a tire and something goes wrong with it that results a wreck in a race, any potential legal repercussions are on the person responsible for altering the tire. Whats the recommended procedure when using suntan lotion for carpet tires.like how long do you leave the stuff on? Grooving is a third form of mechanical tire preparation that uses a special heated tool to cut additional grooves in a tires tread. Grinding uses a grinding or sanding wheel to remove a thin layer of rubber from the entire tread surface. For a better experience, please enable JavaScript in your browser before proceeding. ATF therefore gets it deeper. Its for exactly what you discribing. just a bit on its own but really shine in opening the pores of the rubber Instruments online ordering. 26 years of service to the karting industry. Weve got little tricks we use that we dont want other guys to figure out. Mix equal amounts of the acetone, transmission fluid and mineral spirits in the container. oderless mineral spirits applied with a roller brush. Thread starter turtle5353; Start date Jun 17, 2015; T. turtle5353 Member. if(MSFPhover) { MSFPnav12n=MSFPpreload("_derived/Lube-brake.htm_cmp_needforspeed010_hbtn.gif"); MSFPnav12h=MSFPpreload("_derived/Lube-brake.htm_cmp_needforspeed010_hbtn_a.gif"); } wd40 will drop the duro. Now that we have covered tire and rim selection we will move to preps. Time M-Th, 8am-Noon Sat Somebody once told my just spray them with WD40, don't know if that's true or not. Got a question for you guys. One time I ran 15-degree sipes on the rear and after the race I could tell those tires werent as worn as the tires I had siped straight across. If youre grinding a tire right, you see very little smokejust rubber dust., Hampshire: Some guys get real picky about grinding clockwise or counterclockwise patterns on their tires, depending if its a front or rear tire, maybe even whether its a right- or left-side tire. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Good driver .new tires.we are fast. Apply Dan. Pour a small quantity of the mixture into the tray. To make your tires sticky (get better grip) you will often need to use a foreign substance such as bleach, silicone spray, or WD-40 on your tires to "rough them up" this will allow them to be "sticky" and have much more grip. You can make your own tire softener at home by combining a number of ingredients. Either of them will be able to refer you to the regulatory guidelines. SG is a cleaner , not a prep. We all know that most preps are very similar and use basically the same ingredients and we also know we could theoretically get it right with a visit to the paint store. That movement creates heat, which can be your friend for traction but your enemy for wear., Steve Norris, crewman and tire prep for dirt late model driver Billy Moyer for over 20 years: Siping makes a tire fire quickerget up to temperature faster. hello i spoke to a guy i use for my chems and he is going to find out how much it will be as soon as i find out ill post on here ok. the certain oils that the lotion contains is comparable to the natural oils that rubber tires have = grip. You can use purple it works pretty well for my family. You can either use a spray, a brush or a roller. There are several inside preps on the market to choose from. How to Use Pro-Blend Hot Lap: Apply formula directly on the tires with a brush or roller Full coating for the rear tires and and front tires 3 and 2 days before race 4. Im trying to get rid of the release agent that the manufacturer uses to make the tires easier to remove from their molds. We loaned a set of old tires out tonight that I worked with a paint striper in a spray can that contained 60-75% NMP.Cost was under 10 bucks.They worked pretty well. Im sure youve noticed that go-kart tires are smooth, compared to normal car tires. 1. Siping seems to help dissipate the heat from the center of the tire under those conditions. Works good. With the inside prep in place you should roll the tires for a minimum of 12 hours for the prep to completely go into the tire. You can simply use a dry cloth and wipe or brush off both rear tires. Put it in a spray bottle, and hit the tires with it. During the process, youll need to access all four tires easily and ensure that none of the tires have contact with the ground. soften the compound when used in a tire rotisserie. I stored them in my garage on their side and took the air out of them. Before introducing you to the tire prep guide, its important that you understand what a bite of a track is. Item Name: Tire Treatment #5 Goat P - Quart Then tightly wrap them in cling wrap for a couple days. you can buy a gallon of it at wal-marts for about 5 bucks Click to expand. After warming up, if not better, sell'em at the swap-meet. Well they are harder then they were last season.