Please Login or Register 03/04/23 at 12:37am, what front springs to start with and whats a good baseline for wieghts the minum is 3100 what do i need for leftside,rear,and cross. You need to locate the moment correctly, and the cambers . We also discuss how to identify the cause and the best treatments for each type of pest. I don't know much about spring adjusters hidden or otherwise but I'd say they could be made to work. Plan out changes that could help improve performance or durability. These are the general rules unless you are trying to "tie down" a corner. We must develop ways to create more rear traction on acceleration only. Ive raise the center section of the chassis where the the upper mounts attach by 3". Yeah! 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. by . The cross weight adjustments should work on all dirt cars except the Sprint Cars. A complete body comes with the fiberglass hood and roof, plastic MD3 nose and tail, a set of skirts, trunk, a box of rivets. by RonL Fri Jan 02, 2015 12:36 am, Post Try to at least get to 53% front and 53% left weight with out adding ballast behind the rear wheels. RacelineCentral is not responsible for the accuracy of this document, If you are an owner, sponsor, or mentioned here, Please feel free to contact us below for updating. Divide that in half for the center of the wheel. Each suspension system desires to do its own thing when lateral forces are introduced from the car going through the turns. Current Stock: Quantity: Decrease Quantity: Increase Quantity: Save to Wishlist. The Antis Bush i agree with your Eriez/ 7 comment. For example, if your initial setup is 52 percent cross-weight, and you want 50 percent cross-weight, lowering the right front or left rear corner will decrease cross-weight percentage. Thats with a 305 a ton less HP. Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. On a metric four-link car, the four control arms determine the rear moment center height too. As for stock arms they worked just fine ,and didn't cost anything. Port City Racecars Road Race Chassis is a purpose-built racing machine. Hardcore Package - $5,700 (2023 Pricing) *Some components included in the package are not shown in picture below*. is applied to the front bumper & air dam of the car covering the openings for air flow to the various components that are cooled through Only at teamsimkins.com. Sliding the MC left and to the inside of the turn makes the suspension softer. If this component on your car is not right, then the whole car will suffer, no matter what else you do. Conversely, if the car feels tight throughout the corner, raise both track bars. Swap Option: Medieval will build the chassis using one of our sandblasted frames. 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. Whats the dominant front clip, and what are they doing with these metric rear setups? I talk to lots of racers representing every form of circle track racing in every region of the country and beyond. This would mean we could align the driveshaft from a side view inline with the tranny shaft and the pinion shaft with no angular deflection. Stretch Film Division. Get it right or don't get it at all. The car would have a complete roll cage with stock type suspension. If the car feels as if it wants to break loose under throttle in the center or on corner exit, or drive off the right rear wheel (wheel spin), increase the cross weight. 7. Plan to win in a repeatable fashion. Here are what we consider to be the 10 most important areas of chassis setup with No. 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. Adjust the cross weight for more extreme conditions or different circumstances. Some of the names, most notably in the asphalt Street Stock springs, are different, but the process is the same. Too low a ride height could cause the car to bottom out. This is very "old school" but when applied with a balanced setup, very effective. I would trail brake or lift earlier. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. I see the times at CCMS are identical, THR the truck .5 sec quicker. My old car had a stock frame front to back with just the suspension pick-up points changed, it took a lot of trial and error over three years to get a good baseline for most tracks. Verndale, MN. I measured ours at close to 20". Would a 11 in be better or a 13 in spring in back be better. So, it might be the best for asphalt racing to run as low as possible or as much as the rules allow to create a lower center of gravity. 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. The influence of the location of the front MC can be compared to a sliding scale. That extra effort is what separates the front runners from the rest of the field. Good luck and keep the rubber side down!!! The message I get from those who have worked this trend for a sufficient number of years is one of the following two types: 1) a continuing and constant search for balance in the car and a loss of success on the track, or 2) a returning to the more conventional setups because they have experienced number 1 above. Every year, Jack asks drivers for input regarding rules changes for the following year. My truck has weight jacks and a stock 4 link. -3 . 03 0@ 34-.=- 2 ++(+'o $ (&%q qqqqqqqqqqqqqqqqqqqq ,&%q qqqqqqqqqqqqqqqqqqq qq (,%q qqqqqqqqqqqqqqqqqqqq ,,%q qqqqqqqqqqqqqqqqqqq qq Play the all new "DANNY SIMKINS - 11 STRAIGHT - trivia game." Cars that don't turn well are very likely to have poor MC designs. Special Discount Cost- $24.95 !To download a copy of the E-book, simplyclick on the link below. And your choice of aluminum or steel fenders doors and quarters. Your email address will not be published. Car has stock location rear links and stock links , different bushings . First of all, the design is intended to solve several problems. I drive both a metric (my truck) and a leaf spring car (ss). jp. What do you mean by spring loaded trailing arm, i've always had that idea, but not sure if its something thats available or something i would have to fab up. Then should I use brakes more? The more third link angle you have, the more antisquat there is. Bite Off The Corners In this article, we explore the possibility of russet mites, thrips, spider mites, and other causes of leaf damage. taipei city stock pictures, royalty-free photos & images The fruits of this plant are large and can weigh over one pound. I think everyone agrees that the old leaf spring cars (Camaros and Novas) are becoming harder and harder to find. The rear roll center is certainly part of the problem. Once the setup has been balanced and the shocks are decided upon, we need to evaluate the turn-entry characteristics and the fact that brake bias is a very important influence at this segment of the track. In the same manner, we can lower the rear mount of the upper link and lower the upper IC. 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. This 7 shock kit includes shocks for every track condition with tips to help fine tune your racecar. Check with the rules to see if it's even mentioned. Heck, if you are paying 20 bucks to get into the pits you might . Vintage/Classic/Historical Engine Tech, 3V Performance Engine & Valve train Development, Race Cars & Parts - For Sale or Wanted, Asphalt circle track metric GM 4-link questions, Re: Asphalt circle track metric GM 4-link questions, https://www.physicsforums.com/threads/r ss.326355/. The effect is huge. Posted August 22, 2005. Pavement Late Models Stock Cars. 3. Good luck. . Just giving the car more rear traction, period, does not help us if the car becomes too tight in the middle of the turns and we could end up with the reverse of what we need. The use of softer front springs, larger sway bars, and big spring split in the rear has swept across the country for more than five years now with mixed results. Did you see anything interesting? On the metric chassis the roll centers, from what I understand are mainly influenced by ride height, because we can't change control arms ect. The idea is to steer the car using different height holes for the rear control arm mounts. Use the "new" 7 inch arm on the RH and the 8.5 on the LH. Circle Track Wheels. But if you cant 11 inchers is all you can go. I better get the torch and welder dusted off! Forum Actions: Forum Statistics: Threads: 1; Keep It Fast and Cheap. I'm a former NASCAR short track driver and league administrator for SASCAR. Take the RH arm and cut the tube off at the cross shaft, cut 1" off the tube and weld it back onto the cross shaft. For many gardeners, it starts with tomatoes. Long exposure, Nikon D810. Refer to the images below. And, of course, Terry chose to park it. The surest way to get disqualified is to bolt an illegal part onto your car. Still having problems? 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. It would be nice if we could change the rear suspension, I have done a lot of research on it and have found some info, there is just not a lot legally that can be done with it. Also pinion angle with stock bushings. The images used are taken from the iRacing Super Late Model setup screen. Its not necessary unless your own a road course. If your vehicle of choice utilizes a McPherson strut style front suspension, then your 2 pivot points would be . Yea how many years ago a1? The front moment center (MC) location plays a huge role in how the front end wants to work. And, it must be economically applied. I think with the panard bar and 3rd link the metric cars. 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. I understand not wanting to share to much especially if your a racer, but who or where else can I gain info on this? Adjust the cross weight for more extreme conditions or different circumstances. I will post as I no longer race, the biggest thing is the angle of the upper and lower control arms in the rear, you need to understand roll center and instant center to be able to adjust it correctly. I have little experience on dirt but can definetely notice this! Get the best deals on Asphalt Oval Racing Parts when you shop the largest online selection at eBay.com. Adjustment Guide - Medieval Chassis. Contact Us. Dec 24, 2005 at 5:33am. They aren't expensive to buy or install, WB shocks are the same price as stock mount ones and bolts allow for much easier tuning. Much of the same information translates over to NASCAR Racing as well. Thank you for pointing out the obvious to me . Thanks a lot for making it. However, that is only one of the three basic geometric ways to move a tire on a race vehicle. Street Stock Setups. Looking forward to the tips for Dirt Oval racing! competition. We also might want to change the locations of the chassis and/or rearend mounts for the links. There are ways to do that without changing the handling at other points around the racetrack. Strictly asphalt street stocks and parts. This force is resisted by the ball joints and control amrs. there are a lot of knowledgeable guys there. FOR 78-88 GM METRIC CARS. The right-side tire contact patches will also need to be inline with the right front tire pointed straight ahead. Racing Aspirations refers to this point as the roll center (RC), but it can also referred to as the moment center. With several wins and a championship under our belt after the first year . The number one reason a car will be tight and not want to turn is because the front end is not designed properly. Antidive helps prevent sudden nose dive on entry by mechanically resisting the downward motion of the suspension using the rotational forces created through braking. Letting the metric cars run Camaro spindles would be a step in the right direction. Chassis. I think that since SAS is more of a momentum track and the metric cars may not have such a disadvantage. These cars drive off the left rear more to keep them from being to loose, that is why you are starting to see the LF coming off the racetrack, it takes proper weight placement, rear bushing selection, spring choice, and ride heights to make it have a lot of traction but not be a three wheel out of control mess. On the a street stock what size spring would be better to run on the rear. I never got to the experimenting stage on asphalt. Join OSR Voice/Text Chat. The reason I say that with confidence, is because I have gone up against more aero efficient cars with setups and body configurations that were aero-deficient and still out ran them. as for the powertrain setup, 40 over 350 basically all stock with 882 heads and a 450lift isky oval track cam, brand new factory q-jet, running a 3-speed saginaw factory clutch/PP pulling the track in first gear, 2.54 with a 2.73 ring/pinion, not very big on power for the setup works VERY well together for this track, if you can keep it . Maybe not on little tires either. And, some aspects of chassis setup build on other aspects. Jul 25, 2011. men need when considering these types of changes. Dial In Your Metric. var contact = "Contact Us" Flat Tracks: On an asphalt car, utilizing slightly stiffer rebound on the left side, while softening the rebound on the right side, will generally enhance the handling of the car. Track Tools. Alignment issues are defined as: A. rearend alignment, B. contact patch alignment, C. driveshaft to pinion/transmission alignment, and D. engine alignment. The control arm angles affect the rear steer and the third-link angle can redistribute load upon acceleration. Caster is best described as a vertical line that runs through the 2 pivot points in your car or trucks suspension. As the rear end rotates on acceleration, the left wheel moves rearward more so than the right wheel, creating a slight amount of rear steer to the left. But just wondering what the heck guys are doing to these metric street stocks to make em so fast. the force of air. I think I'll make a proposal along these lines. This is because of the construction using angled, from a top view, arms that converge to points called instant centers. LIT-A950700006 80249N Ford F-150 LightningHarley HE. We ran the stock lowers but boxed them and put in better bushings if I recall correctly. Those cars are coming around becoming competitive. As the car is lowered, the rear RC will generally move down. Heres a helpful image. So don't try it. It was either cheat or park it until the rules change. The metrics at THR are NOT competitive compared to the leaf cars. When the LF is too cold, the RR spring is too soft. Pure Stock Tech. Maybe if Billy would be more specific about how he made his stock setup work we could learn even more. 358091 FAB IMPALA, NO UPPER MOUNTS. 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. Setup Balance With all the negative BS that tends to permiate these boards these days, I thought maybe we could talk about something real and constructive. Thanks g dirt i will try that.im not totaly done with car yet just try to get ideas thanks, you are real close to what guys are running, but g is right, scale the car, i run leaf springs or i would tell you what i was running. Anderson , IN. The Camaro's we were running against could have weight jacks and tubular uppers as well so it was pretty even. 6 pt roll cage setup for easy in and out street use. S3 - Street Stock - USA $4.00; S3 - Street Stock - Lanier $4.00; S3 - Street Stock . Take a look at a metric street stock rear suspension video. 5. You can use your stock metric pitman arm and . About Us. The proper steps to do this are outlined below. Make small adjustments, about one half of one percent. Lee Christjohn of Antigo, WI knows what it takes to win street stock races. Has gone 1.29 60 ft on spray, has 28 10.5 et street tires on it also. In an effort to clear up some of the confusion over all the setup options included within NASCAR Racing, I decided to put this guide together to help you better understand what, why, & how adjustments are made in the sim. Your statement that the 3-link is what the metrics needed to level the playing field is the type of feedback that tech. set the tone for how the parts and setup will work. Aero Package Front End Geometry X-Y-G METRIC STREET STOCK / SPORTSMAN HEADQUARTERs 704-784-5353. The driveshaft doesn't know which view these angles are resulting from, just that they are equal and opposite. Happy New Year. Wheel Accessories. Car went anywhere he wanted and was quick time, won the trophy dash, heat . Of the other two, camber is well-recognized, but for all intents and purposes, the least-understood . If the car feels tight on corner exit, raise the right track bar. Adjust all four spring perch offsets to change the cross weight. What do you think Nick? 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. First, we don't want to restrict the movement of the arms too much. Can a 3-link be used effectively without weight jacks? Online: $349.99. Built to the same high standards of safety, quality and craftsmanship that has made Port City Racecars an industry leader. What do I do if the car is loose or tight throughout the corner? Basically - after you finish the set up routine, the car goes in the hauler. 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. This setup guide also has new information based on the changes that go along with the new version of the sim. I remember qualifying times in the 19.6 to 19.7 range. Anything helps when u trying to figure out a starting point.thanks for the input i will try some of this and see how it works i have raced some before mostly mini stocks. Add to Cart. That was it. Brian Wise. These cars just take a little longer to get them set-up compared to the camaros, but there are alot more adjustment points to help you get and stay fast. View all S3SS. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. Send your request to bob.bolles@sorc.com. 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 Hey I am looking for some guidance setting up my 4 link GM metric rear end. If you can use bucket and run a taller sprign thats a good way to go. A three link with panhard bar using the stock lower mounts works fine. I never felt good about cheating but when everyone does you need an even playing field. JavaScript is disabled. Administrator. We can add the stiffer bushings to most of the points, but leave several, one at the top and one at the bottom, as a rubber bushing to absorb the torque created in roll. When the track is cooler, you may want to loosen the car some. See auction date, current bid, equipment specs, and seller information for each lot. by rick7343 Fri May 01, 2015 5:14 pm, Post It's on a car that I'm helping with. We had LF 1000, RF1300. state doesn't have. Wheels. I appreciate the lead. It is a low acid tomato with a unique flavor that has been described as sweet, yet slightly tangy. As you will gather from this book, setting up your car right and properly maintaining it is a lot of work. Posts: 72. I built Couchenours 99 car . SUCH AS SPRINGS, SHOCKS, SWAYBARS ETC. I noticed the camaros can arch or de arch springs. Ill also answer a couple of common questions: These changes are applicable to all asphalt oval 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. A set up plan will help you to build a race winning effort. That move took this design to the next level. We showed you the 3-link rear end last week. Has boxed lowers, adjustable uppers , stock springs and shock. There is no one big trick to make your care handle better, rather its all the little things done right that will make you consistently fast. The steering system in your car must be evaluated and any negative characteristics must be eliminated. In 2005 Victory Circle entered the world of dirt racing. I can agree to use a LR instead RR. Caster. If you want to know how to adjust iRacing Sprint Car cross weight, go here. You must log in or register to reply here. Christjohn has been racing street stocks for 13 years and has amassed 74 feature wins and 4 track championships. 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. Even when clear rules exist, the track officials are often reluctant to enforce them. 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. ; this was with all four stock trailing arms. Russet mites are a type of pest that can cause damage to leaves, stems, and petioles. "One bad person can ruin it for everyone and that is just disrespectful", The Antisquat is detrimental to corner entry. AFCO C2 METRIC PADS $179.99. the radiator. Fox80. I wondered if a 3 link could be made to work well without them. Here is an explanation of balance related to the dynamics of the race car. Street Stock. If the car feels loose throughout the corner, lower both track bars evenly. Would it be too much of an advantage to let these guys run a 3-link rear with solid links and panhard bar? 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. You might try a little trail braking. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. Dirt Race Life is explaining how to draw out the front end on a race car and determine where the roll center is.

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