Symptoms include bronzing on stems and petioles, curling and drying up of leave, This website uses cookies for functionality, analytics and advertising purposes as described in our. Yes, outright violations are penalized, but creative interpretations or improvements in area that have no specific rule usually get the Don't bring that backnext week penalty. Would it be too much of an advantage to let these guys run a 3-link rear with solid links and panhard bar? Everything you need to know to build, set-up and race a Street Stock competitively. Yes, I get inquiries about how to apply the BBSS setups to both of these types of cars. Russet mites are a type of pest that can cause damage to leaves, stems, and petioles. You need to keep the ride heights as close as possible to where they were before you started. I would say 99's priorities worked just fine. PREMIER. -3 . 03 0@ 34-.=- 2 ++(+'o $ (&%q qqqqqqqqqqqqqqqqqqqq ,&%q qqqqqqqqqqqqqqqqqqq qq (,%q qqqqqqqqqqqqqqqqqqqq ,,%q qqqqqqqqqqqqqqqqqqq qq The preferred way to adjust the cross weight is by moving weight around. Ive raise the center section of the chassis where the the upper mounts attach by 3". Always try to start with the track bars first. Too low a ride height could cause the car to bottom out. Splash = 2-3 gallons, 1/2 can = 5-6 gallons, 1 can = 11-12 gallons, 1 1/2 cans = 17-18 gallons, 2 cans = full tank. The left side suspension usually is designed with about half the angle of the right side in a conventional design. Hardcore Package - $5,700 (2023 Pricing) *Some components included in the package are not shown in picture below*. The Metric four-link suspension design is a bit different than most other rear suspensions. I would trail brake or lift earlier. I was also wondering, are there any tricks you have to make your tires wear slower without damaging speed. Port City Racecars Road Race Chassis is a purpose-built racing machine. This is what I did to my Metric that won the 2012 UMP National Championship. Antisquat results from the third link trying to straighten out, or become more horizontal as the car accelerates and the rear end desires to rotate. 30 day Money Back Guarantee!- If you don't learn something that helps you go faster, email me and I will refund 100% of your money back. Play the all new "DANNY SIMKINS - 11 STRAIGHT - trivia game." Conversely, if the car feels tight throughout the corner, raise both track bars. Then should I use brakes more? That's one thing I've really never understood about some street stock classes that don't allow weight jacks. . That was it. Pavement Modifieds. the metric cars at THR are at a big disadvantage in terms of track width, ride height, and rear suspension but if they were to be able to use a third link and panhard bar they can be very competitive even without weight jacks. On a three-link rear suspension you should have the front of your right-side control arm higher than the rear mount by 1/3 of the total amount it will travel in the turns. The overall work that a shock does is to resist the rebounding of the springs and control the speed of compression. Brian Wise. Officials are trained to find sneaky parts. The CCMS rules allow 3rd link and panhard bar. Also has a anti roll bar added to it. Setup Changes For The Metric four-link Even if we can lower the rear RC to around 13 inches, that's still a high rear RC. Yea how many years ago a1? I was just trying to help a guy asking about what is done to the chassis. Ill also answer a couple of common questions: These changes are applicable to all asphalt oval cars. For a better experience, please enable JavaScript in your browser before proceeding. Conclusion The Metric four-link rear suspension is here to stay for a while. The rearend needs to be aligned at 90 degrees to the centerline of the chassis and/or to a line through the center of the right-side tire contact patches. On both dirt and asphalt cars, it's a good idea to fine tune your shocks based on the type of track you're running. Free Download Chapter listings from Street Stock Setup Maual 2.1.pdf (PDF). set the tone for how the parts and setup will work. I can only speak for THR, but we are not allowed to use adjustable shackles, or I should say we are not allowed to have shackles of different lengths. ! The track was a 5/8 mile asphalt and was extremely fast. You must try to determine if your setup is balanced and then if not, make the necessary changes to bring it into a balanced state. Because these cars are being used in great numbers in the Stock classes of racing here in the U.S., we need to have a better understanding of the design and how it relates to the setups. For the most accurate Setup and Tech Support, download our Scale & Setup Sheet, fill it out with as much information as you can and then fax it to us at 402-228-4796. Contact Us. It locates the rearend fore and aft, it reduces rear steer when the chassis rolls, it prevents axle wrap-up when braking or accelerating, and it provides a relatively stable roll center location. I think I'll make a proposal along these lines. Did not get DQ'd but after the race the promoter told him that too many other cars were complaining and he would not be able to run the car in that class. Leaf springs are important when towing heavy objects.Bear with me here, this digs a little deeper into how leaf spring suspensions work. I set the car up a particular way last year and won a heat race with my street stock in the late model class at HRP. But if you cant 11 inchers is all you can go. Ill start of saying i know how to mesure the roll center but im not sure where im trying to go or how to exactly. In the last article, I talked about the uses of toe and how it affects both drivability and front-end dynamics. In this article, we explore the possibility of russet mites, thrips, spider mites, and other causes of leaf damage. by RonL Fri Jul 17, 2015 12:02 am, Powered by phpBB Forum Software phpBB Limited, Shocks, Springs, Brakes, Frame, Body Work, etc. 321. On a metric four-link car, the four control arms determine the rear moment center height too. The proper steps to do this are outlined below. Looking forward to the tips for Dirt Oval racing! How do I tighten or loosen the car on exit? Your statement that the 3-link is what the metrics needed to level the playing field is the type of feedback that tech. Christjohn has been racing street stocks for 13 years and has amassed 74 feature wins and 4 track championships. Can a 3-link be used effectively without weight jacks? Once you have evaluated all of the above and feel fairly confident that the car is set up correctly, you should then work to tune the transitions into and off of the corners with the shocks. Christjohn likes to get to the track early and get his car set up so he can watch the races. Taipei, Taiwan. For the novice sim racer, all these setup options can seem overwhelming & confusing without the knowledge of what all these adjustments are or do.By understanding the basics of what each component is & how it directly effects the car, you'll quickly discover what direction you should head when trying to adjust for that looseness exiting the corner under acceleration. The upper BJ is trying to be forced in a forward direction and the lower BJ is trying to be forced in a rearward direction. The MC should always be somewhere close to the centerline (i.e., midway between the tire contact patches). A slight amount of rear steer to the left has been shown to help provide more traction at the rear and bite off the corners where it is needed. Poorboy, I think you're exactly right. Here are what we consider to be the 10 most important areas of chassis setup with No. The less angle the better. As you will gather from this book, setting up your car right and properly maintaining it is a lot of work. I don't know much about spring adjusters hidden or otherwise but I'd say they could be made to work. Street Stock. Next is engine set back if allowed. Welcome, Guest. Each suspension system desires to do its own thing when lateral forces are introduced from the car going through the turns. We make it with either steel panels, or aluminium panels. You can then make fine adjustments with the sway bar preload if desired. Antidive helps prevent sudden nose dive on entry by mechanically resisting the downward motion of the suspension using the rotational forces created through braking. The set-up really planted the RR tire. 122. We were allowed weight jacks and after market uppers in front also. Truck99August 22, 2005 in Grease Monkey Hangout. Most of the time when some ask the question they are at that point and just don't know it. "ULTIMATE" Racing Car Chassis Setup Guide and Tutorial. It also doe, Fighting Fungal Diseases on Plants - Exploring the Use of Copper, Daconil & Copper Fungicides, The use of copper to fight plant diseases is an intriguing concept that has been around for some time. Adding neoprene bushings to all of the connection points will unnecessarily restrict movement and cause the chassis to be stiff in roll. lowers are stock location on frame. You might try a little trail braking. I remember qualifying times in the 19.6 to 19.7 range. It costs just as much money, if not more, to run poorly, so you might as well learn to run well. The Metric four-link suspension design is a bit different than most other rear suspensions. I can understand not allowing alot of stuff from a cost perspective but weight jacks seem to be one of those things that are cheap to begin with and you end up spending 3 times as much money and alot more time trying to get the same result while complying with rules that don't allow them. I better get the torch and welder dusted off! At some point, we take in enough information to allow us to avoid the mistakes of the past and get ahead of the curve in setting up our asphalt cars. Moderators:FeliciaMC88, UFo Race Championship. So don't try it. Would a 11 in be better or a 13 in spring in back be better. Car went anywhere he wanted and was quick time, won the trophy dash, heat race and main. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. I think that since SAS is more of a momentum track and the metric cars may not have such a disadvantage. You can try bigger adjustments if you cant tell much difference in the handling after you make smaller adjustments. Some of the names, most notably in the asphalt Street Stock springs, are different, but the process is the same. var email = "RacelineCentral" The only component were worried about is So, in most cases, we need to run a softer spring in the right rear. Samuel232. IMHO they should be able to remove the two upper rear control arms and replace them with a single, fabricated, adjustable upper control arm (top link). More has to be done to help the rear roll to match the front. Did they allow weight jacks? A complete body comes with the fiberglass hood and roof, plastic MD3 nose and tail, a set of skirts, trunk, a box of rivets. I wondered if a 3 link could be made to work well without them. 507-386-3930. For me its very hard to be consistent and to adapt to the changing track states! If you want to know how to adjust iRacing Sprint Car cross weight, go here. The metrics at THR are NOT competitive compared to the leaf cars. LIT-A950700016 80275NDP Ford Mustang Cobra HE. Verndale, MN. Not sure how much traffic this post will get here. Dial In Your Metric. Wheel Covers. We always start with the front end geometry on any race car. Welcome to STLRacing.com, home of St. Louis Motor Racing News. Its not necessary unless your own a road course. However, they should be required to run he two stock lower rear trailing arms in their stock locations. This guide covers much of the basics for the less experienced sim racer as well as a troubleshooting section that should help reduce your lap times. I built Couchenours 99 car . Designed and built with one thing in mind, WIN RACES. Stock chassis that has been: Boxed, second "inner" frame tube added, suspension pickup points doubled and gusseted, rear frame notch (for future, wider tires), cross braces at front, rear shocks, and rear of frame. A 1 1/2-inch top view misalignment with a 44-inch driveshaft results in nearly 2 degrees of angle at both the tranny and the pinion shafts. We do not want to try to solve turn entry problems with the brake bias, we only need to make sure the car stays neutral in handling when the brakes are applied. From NE Ohio to North Central Mississippi, everyone has their own ideas and preferences for what they will plant this year. Dirt Race Life is explaining how to draw out the front end on a race car and determine where the roll center is. I'll start out with what seems like the obvious to me - the rear suspension. Caster is best described as a vertical line that runs through the 2 pivot points in your car or trucks suspension. If the car feels tight on corner exit, raise the right track bar. If we can raise the upper front link mounts, we can lower the rear RC by lowering the upper IC. Circle Track Setup: The Case for Caster. Over the years I have had lots of feedback that most these concepts and ideas work great on dirt, on front wheel drive mini stocks, on almost any street stock, production typerace car. Location:Austin, Tx. So, we either lower the rear RC or soften the springs, especially the right rear spring, or preferably do both. Hey I am looking for some guidance setting up my 4 link GM metric rear end. Your email address will not be published. Posted 5 weeks ago. Of the other two, camber is well-recognized, but for all intents and purposes, the least-understood . The cross weight adjustments should work on all dirt cars except the Sprint Cars. Then all you have to do is maintain that balance throughout the season and that means resisting making changes that take you outside that envelope. Setup Balance As a general rule, most asphalt stock cars run around 3.5 to 4.0 front roll center height, although many run lower roll centers than they would like simply because the stock location is very low . In the end there is a ton of stuff out there, everyone seems to have something that works. If it is too far to one side, then changes to the brake master cylinder sizes and/or the pad compounds might need to be made in order to maintain a centered-bias adjuster. Often overlooked in the mainstream, dirt track racing is one of the most exciting forms of tire-scorching car racing action. The front moment center (MC) location plays a huge role in how the front end wants to work. Our second design in our dirt chassis line this IMCA legal metric clip car designed in 2006 was already proving itself to be a successful chassis. Chassis. Don't get me wrong, I like our leaf car for obvious reasons, but it would be cool to see a bunch of metrics out there running well also. The car may or may not be neutral in handling, but the handling will not be consistent. Try to understand how aero downforce is created and then configure your car so that you take advantage of every area where you could produce more downforce. the force of air. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. A tight condition is the number one complaint from drivers. These pads are use on dirt for medium and heavy braking, and asphalt for sportsman and Hobby Stock cars. We had LF 1000, RF1300. Off-centered adjusters can be very inconsistent. Billy Becka's 29 car, as he mentioned, was fast at SAS, but THR and SAS are very different beasts. First, we don't want to restrict the movement of the arms too much. Aug 24th 2005. LIT-719 80292 C7 Corvette Radiator. You need to locate the moment correctly, and the cambers . *-*. I also vote for weight jackers in ALL SS or Sportsman level cars simply because they're so cheap and make life so much easier for the teams. Much of the same information translates over to NASCAR Racing as well. Bilstein Stock Car Shock Package Fits the popular metric chassis (4) Front shocks (3) Rear Shocks Stock Mount front and rear Additional Features Nitrogen Gas . Bite Off The Corners The rear won't desire much roll and there will be excess load transfer to the outer wheel and tire. Going way back I remember running a early 70's Nova in the street stock division at the old Nazareth 1/2 mile dirt track in the early 80's. Damn, they were some wild nights up there. Maybe if Billy would be more specific about how he made his stock setup work we could learn even more. ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. Now you have to compensate with spring change. 70030. The overall general rule is that the angles between the driveshaft and both the pinion shaft and the transmission output shaft need to be equal and in opposite directions. This develops more crossweight as the car squats on acceleration. For warmer track temperatures, you are going to need to tighten the car. Refer to the images below. No matter which stiffness you decide to go with, the most important aspect of setup is balance, and you achieve that balance with the correct combination of springs, moment centers, sway bars, and load distribution. That energy has to go somewhere, (1st & 2nd law of thermodynamics) so it can either go into tires causing them to heat up lose grip and wear faster, or you can try to take up some of that heat up into the brakes where it will be dissipated on exit and down the straight. Coreless Stretch Film; Pre-Stretch Film; Hand Roll; Machine Roll; Jumbo Roll; Industrial Plastic Division. Am I correct that you would reattach the sway bar after making the perch adjustments? I don't get too many reports of continual, repeated wins and successes. However, tie down shocks are becoming less and less desirable. Through trial and error, I spent a lot of time, money and energy learning how to get a race car to go around the corner and end up in victory lane. taipei city stock pictures, royalty-free photos & images If the car feels loose on corner entry, lower the left track bar. Street Stock Tech. Might go25- 50 pds more on each side and the left side should be more than the right side. The pad is best used on IMCA style modifieds, the fronts of "Outlaw" style modifieds, drag racing . Plan out changes that could help improve performance or durability. Posts: 72. Ive made the brackets on the rear housing (lowers) longer with trailing arm mounts that have 3 . Street Stock; Other; Best Selling. This 7 shock kit includes shocks for every track condition with tips to help fine tune your racecar. If you have any problem with the download, just email me, and I will email or Facebook you your file. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. I got a 1000 on ebay 150897831883 at like $5.00 I would do 1100 RF, 1000 LF, 225 LR and, 175 RR but that was on big chevelle or impala chassis. Excessive front toe in will make a car turn into a corner quicker, & may create a loose condition. In Stock. Ive read alot of stuff, some of it usefull some of it crazy. Heres a helpful image. Street Stock Setups - Custom iRacing Setups and Paints for dirt oval and asphalt oval cars. Forum Actions: Forum Statistics: Threads: 4; Posts: 10; Last Post: I-44 Speedway-Jeg's Master of. Street Stocks Dur-A-Flex Racing. How do I tighten or loosen the car on entry? I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. A very soft spring would need more compression rate and less rebound rate, whereas a stiff spring would need a lot of rebound rate and much less compression rate. Conversion to Race Car When we convert a Metric four-link suspension to a racing application, we need to be aware of several important factors. If the same stiffly shocked corner is in rebound, less of the overall load will be retained by that corner, and its diagonal corner as well, during the rebound cycle only. Add to Cart. That is the best description of the result of the dynamic force that influences each system. If the camaros are allowed adjustable rear shackles and are allowed to use different lowering blocks then they already have weight jacks and are allowed to adjusted rear roll center. Create New Wish List . It's the average height of the instant centers that determine the roll center height. I would run either the pure stock or street stock class. This setup guide also has new information based on the changes that go along with the new version of the sim. Before you start your season, you need to create your Conclusion This chassis utilizes our very popular double slotted strut style front clip. SR10 Dirt Oval RTR. Most good cars are built on wheel scales. Add Comment. It's on a car that I'm helping with. race pictures, racing news and season updates for the Frost Racing Team. First of all, the design is intended to solve several problems. . Biggest change is getting ride height . So, there is a limit to how much you can get away with and still have a decent corner entry. Ok im building a new circle track car useing a 1981 Camaro. Did you see anything interesting? var emailHost = "hotmail.com" Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. Copper has been known to kill tomato plants if placed directly into the stem or base, but placing copper wire around the wound may not have the same effect. Stock cars using the metric-style four-link rear suspension usually need to do this just to achieve a balanced setup with the high rear moment centers in those cars. Sliding the MC left and to the inside of the turn makes the suspension softer. I just think frames are harder to come by, so are stock blocks, so the old stock and hobby classes are a dying breed. We took all the cross out like Lee and trailed the RR and did not use much stagger. Over the years I have had lots of feedback that most . We have been softening those setups over the years, but never intended to go to coil bind or bump rubbers. This is very "old school" but when applied with a balanced setup, very effective. We must develop ways to create more rear traction on acceleration only. Thank you for pointing out the obvious to me . Metrics can be competitive IF they are permitted to address their four-point rear suspension problems. If he was at the track and saw the car run he would know that it worked ( by the way it also worked at Eriez ). the radiator. I once drove a metric on both dirt and asphalt. The engine should always be aligned perpendicular to the rearend and/or parallel to the centerline of the car. Take a look at a metric street stock rear suspension video. Check with the rules to see if it's even mentioned. . I have had a lot of feedback from teams who did the same with the same results. But just wondering what the heck guys are doing to these metric street stocks to make em so fast. Shown above is a gaming expo fair in Europe that held a contest for the best gamer team in a newly released 1st shooter game RAceman. The artistry comes in when you actually do it. I haven't plotted it all out but four links, none of which are at the axis of rotation, would tend to fight each other as body rolls. Includes: Performance handling basics, chassis & roll cage fabrication, front suspension alignment, changing the roll center and camber curve, rear suspensions, springs and shocks, tires (bias and radial), stagger, gearing, basic chassis set-up for asphalt and dirt tracks, weight adjustments, tuning the car to . What Are Russet Mites? Do not attempt to open the setup file in Windows. Additionally, modern pennies are only 2.5% copper, so older pennies should be used instead for better results. And, it must be economically applied. Both of these ICs act like hard points of resistance to lateral movement of the chassis. ; this was with all four stock trailing arms. I have little experience on dirt but can definetely notice this! That move took this design to the next level. 266. Your close on the springs if the car is 3200. The 1st thing we will need to do is look at the car, where are we with your current setup and how far can we go with that setup. If those desired angles are different, then we term the setup unbalanced. We run on a semi flat 1/2 mile asphalt track. In order to slow you must lose (kinetic) energy. Eliminate most of your bumpsteer and Ackermann and install the correct steering ratio for your track that would suite the driver. Make small adjustments, about one half of one percent. Reply #9 - 05/01/09 at 8:00pm. Brake Bias Great advice! If we arrange our control arm angles, from a side view, for antidive, then as the car dives the upper BJ would move to the rear and the bottom BJ would move to the front. These cars were meant to ride down the road nice not be fast on dirt, so you have to redo all of the mounts, change the length of the trailing arms, use hiems and/or rubber bushings or even spring loaded trailing arms to build traction. What I hear I feel is representative, although those who dive head first into the BBSS mix not because of a perceived and measured expectation of success but because of the "see monkey, do monkey" attitude, will never share what they are doing. Get Ready for a New Season of Gardening -Choose from Tomatoes, Peaches, Corn, Zinnias & More! The influence of the location of the front MC can be compared to a sliding scale. I have found that these are the best ways to adjust iRacing setups to suit your driving style, or to handle better under different temperature conditions. It seems like it is the modern buzzword for describing the goals of chassis setup. I drive both a metric (my truck) and a leaf spring car (ss). Online: $349.99. On the a street stock what size spring would be better to run on the rear. If one corner of the car is shocked stiff, then as that corner desires to move in compression, more load will be retained by that corner as well as the opposite diagonal corner of the car during the compression cycle only. Full of fuel, everything done, full of oil, lead bolted down. There are two main ways to tighten or loosen the car. I think everyone agrees that the old leaf spring cars (Camaros and Novas) are becoming harder and harder to find. Every year, Jack asks drivers for input regarding rules changes for the following year. Some people add preload to the sway bar to make cross weight adjustments. 97 to 2004 set up sheet for stock metric lowers ride height lf 3 1 2 to 4 rf 4 1 2 lr 11 1 4 to 11 1 2 rr 11 1 2 4 link amp 3 link lf 1100 rf 1000 these spring rates are a good starting point some tracks call for a little less and some for a more don t listen to your buddies on spring rates because different, the 4 5 / 20 Most Metric cars I've evaluated have rear RC's up around 14.5 inches off the ground. Although Im sure youre backing up your corner and lifting early, it can still wear the right front because the tendency is to lift as late as possible which can cause a faster corner entry than you might realize, causing the RF to heat up. Sep 1, 2009. You are using an out of date browser. It also seems hard to argue that the stock 4-link/metric cars have a hard time being competive in our SS/Sportsman classes where a stock suspension is mandated. Whats the dominant front clip, and what are they doing with these metric rear setups? Street stock, pure stock, sportsman, factory stock. Stretch Film Division. I never got to the experimenting stage on asphalt. I spoke with Dave24 after last weekend, he dropped the fronts down to 700 LF and 800 RF and got the cross down to 45.8%, pulled the bolt out and floated the RR spring. JEFFREYS Fabrication is coming soon!!! Loss of efficiency can rob power from the drivetrain due to the generation of vibrations and harmonics that are also damaging to the bearings. There are some different lower a-arms and front suspension things to make them even better. 1980 Camaro bomber class street stock crate motor ford 9inch. Last couple of years I ran the car we just used tubular ones with rod ends because it was legal and easier. One guy said it come up off the ground two feet. Posted October 3, 2005. If the car feels loose throughout the corner, lower both track bars evenly. Its important to make even adjustments, meaning you should make the same number of clicks on each spring perch. Most guys that are fast there are fast everywhere. The bottom line is that at mid-turn, each end will want to roll to its own degree of angle. We got away from running thatmuch cross as the car was pushy. racing on asphalt. After payment you will be directed to a download page. Estler's Mortgage Lifter is ideal for growing in northern climates due to its ability to withstand cooler temperatures better than other varieties. I see the times at CCMS are identical, THR the truck .5 sec quicker. Be careful not to overdue that. Chassis Setup Docs Hyper Racing. My Metric front end setup. The effect is huge. Brake bias influence can be easily determined by entering the corner with medium to heavy braking first and then entering with light braking to see if there is a difference.