Race car suspension Class | Page 47 | Physics Forums Thank You, DreamRacing.com offers a chance to go racing
The steering system in your car must be evaluated and any negative characteristics must be eliminated. This configuration is common in General Motors cars built in and around . Each setup has a life cycle or a time frame in which it will work before we run into a stopping point with it. Adjust the cross weight for more extreme conditions or different circumstances. Forum Actions: Forum Statistics: Threads: 4; Posts: 10; Last Post: I-44 Speedway-Jeg's Master of. 35809 FABRICATED IMPALA FRAME. As you will gather from this book, setting up your car right and properly maintaining it is a lot of work. Your statement that the 3-link is what the metrics needed to level the playing field is the type of feedback that tech. With all the negative BS that tends to permiate these boards these days, I thought maybe we could talk about something real and constructive. First, we don't want to restrict the movement of the arms too much. CRA street stock. Eliminate most of your bumpsteer and Ackermann and install the correct steering ratio for your track that would suite the driver. That's why I asked about weight jacks in the original post. That move took this design to the next level. All customers interested in purchasing, repairing, or setting up a Howe-Eddy modified should contact Travis Eddy at Eddy Performance (989) 948-8005. If the car feels loose on corner entry, lower the left track bar. Ive made the brackets on the rear housing (lowers) longer with trailing arm mounts that have 3 . *-*. Just about all the available setup options that you can adjust on a real WC car can be adjusted in the sim. Moderators:FeliciaMC88, UFo Race Championship. Free Download Chapter listings from Street Stock Setup Maual 2.1.pdf (PDF). pretty much none of that ++*% matters at stateline, it is mostly driver and survival is the name of the game, get all your angles and roll centers figured out and you will be faster when you make it to the front i have seen dozens of cars that dominate in the stock class at stateline but get squashed at eriez and rw7 however once you get a car fast at either of those tracks then you will be fast everywhere you go. I can't tell you how many times I have refined the MC location in a car and had it totally change the way the car turned, for the better. var email = "RacelineCentral"
In the end there is a ton of stuff out there, everyone seems to have something that works. Save these setup files to C:\Documents\iRacing\setups\dirtstreetstock\. Brake Bias Good luck. ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. Since mustangs have a similar rear suspension would these same mods work? With allot of experimenting I found a way to really get the car to hook up. It has been found that the misalignment of your tires/wheels presents serious drawbacks to a finely tuned chassis and setup. Got protested and is now in limbo! Check your PM's. the radiator. Wheels. Another way to gain bite that we have described in the past involves the use of a spring-loaded pull-bar that allows a certain amount of rear end rotation. They should also be able to run any panhard bar. Subtle changes often go unnoticed, especially when they're hard to see without jacking the car up and crawling underneath. JEFFREYS Fabrication is coming soon!!! Front End Geometry I think I'll make a proposal along these lines. My truck has weight jacks and a stock 4 link. Im lifting early and using zero brake. I talk to lots of racers representing every form of circle track racing in every region of the country and beyond. They should be matched up within a couple of degrees of average temperature across the tread. A level panhard bar ( same mounting height on both sides) means force is vectored laterally to the tires. In order to perform the set up routine the car needs to be completely ready to race. You need to keep the ride heights as close as possible to where they were before you started.
My Metric Front end setup | The Dirt Forum - ProBoards Ive raise the center section of the chassis where the the upper mounts attach by 3". There are two main ways to tighten or loosen the car. . Refer to the images below. 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. Circle Track Setup: The Case for Caster. 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. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. We must develop ways to create more rear traction on acceleration only. So, we either lower the rear RC or soften the springs, especially the right rear spring, or preferably do both. It's the average height of the instant centers that determine the roll center height. Remember that drag is an important aspect of aero design. A complete body comes with the fiberglass hood and roof, plastic MD3 nose and tail, a set of skirts, trunk, a box of rivets. Lee Christjohn of Antigo, WI knows what it takes to win street stock races. Using our asphalt design technology as a building block and the dirt experience of our new shop foreman we designed our first dirt late model. Then it's done! This configuration is common in General Motors cars built in and around the 1980's as well as some Ford cars, such as the Thunderbird, from the same time period.
Upgraded Brakes for GM Metric Chassis Circle Track Race Cars When the track is cooler, you may want to loosen the car some. We had LF 1000, RF1300, LR 200, RR200. 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. Track Tools. I used 13" springs with buckets welded in the frame on the rear.Car will be to high without buckets trying to use 13" springs.We used straight 6 valve shocks on the front and straight 5 valve shocks on the rear.Don't mess with split valve shocks if you are a beginner.this spring setup . In the last article, I talked about the uses of toe and how it affects both drivability and front-end dynamics. As these pads get hot, they offer more friction, and still work well at over 1000 degrees.
I was thinking this setup might help because their are not alot of different way to adjust these cars other then stagger, offset, and maybe shocks. Bite Off The Corners The idea is to steer the car using different height holes for the rear control arm mounts. Page 1 of 1. The influence of the location of the front MC can be compared to a sliding scale. Then should I use brakes more? But the most useful rear steer will only occur on acceleration and not at mid-turn. Most guys that are fast there are fast everywhere. You can then make fine adjustments with the sway bar preload if desired. Brian Wise. 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. If you want to know how to adjust iRacing Sprint Car cross weight, go here. 4. SAS I seem to remember being faster than the sportsmans. I guess the leaf cars could be allowed adjustable shackles in the rear to even that one out, sort-of. On the a street stock what size spring would be better to run on the rear. I'm thinking that a panhard bar would eliminate side to side motion but little else. Car went anywhere he wanted and was quick time, won the trophy dash, heat . Another gardener is pla, Get Free Seeds & Taste the Delicious Flavor of Estler's Mortgage Lifter with Edweather's Generous Offer, Estler's Mortgage Lifter is an heirloom tomato variety developed by William Estler in the mid-1920s. 35810 FABRICATED CHEVELLE FRAME. Filter by. Loss of efficiency can rob power from the drivetrain due to the generation of vibrations and harmonics that are also damaging to the bearings. Yea how many years ago a1? Heres a helpful image. Can a 3-link be used effectively without weight jacks? Take a look at a metric street stock rear suspension video. 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. This will be a brief tutorial that should help iRacers adjust their setups to better suit their driving styles. taipei city stock pictures, royalty-free photos & images Setup Balance If your vehicle of choice utilizes a McPherson strut style front suspension, then your 2 pivot points would be . Go here but read before you post..lol. We even did pretty good with it in the THR LLM class back in `99. I can agree to use a LR instead RR. Ill provide a couple of tips that will help you get your car tighter or looser, whichever you need. 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. 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. Compare that to an asphalt Late Model car with a rear Panhard or J-bar and a 10-inch rear RC height and a 15.5 inch CG height. In 2005 Victory Circle entered the world of dirt racing. Caster. Rear Geometry Over the years I have had lots of feedback that most . The overall work that a shock does is to resist the rebounding of the springs and control the speed of compression. The track was a 5/8 mile asphalt and was extremely fast. The CCMS rules allow 3rd link and panhard bar.
Street stock spring ? | STLRacing.com Before you start your season, you need to create your Most good cars are built on wheel scales. It is a low acid tomato with a unique flavor that has been described as sweet, yet slightly tangy. You are using an out of date browser. Turn the wheels to the left all the way, make a mark with the steering wheel, now count the turns it takes to go to full lock the opposite direction. If the car feels tight on corner exit, raise the right track bar. 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. We can run different sized lowering blocks, but that is not the same as a weight jack from a "quick adjustment" perspective. Prices listed are with a frame swap option. Adjustment Guide - Medieval Chassis. We were allowed weight jacks and after market uppers in front also. 122.
Asphalt Chassis Setup - Prepare Your Race Car For The New Season We had LF 1000, RF1300.
PDF Asphalt Modified Setup Guide - Hldm4.lambdageneration.com Not that you can't get the same handling results with shims, etc., but it's a whole lot easier to adjust the handling of the car with weigh jackers. Lift earlier, and/or drag the brake just a little bit on entry.
SR10 Dirt Oval RTR | Associated Electrics Metric front end setup | Wissota Tech Set-ups, advice - ProBoards $1,700. Each suspension system desires to do its own thing when lateral forces are introduced from the car going through the turns. I think if I had the opportunity I could make the 4-link work on asphalt using a similar set-up that I used on dirt. This guide is very similar to the NASCAR Racing setup guide. Russet mites are a type of pest that can cause damage to leaves, stems, and petioles.
iRacing Dirt Street Stock Setups - Old School Racing Motorsports The cross weight adjustments should work on all dirt cars except the Sprint Cars. I always knew that chassis set up had to be based on some proven theory, but I could never find a book that could tell me what that theory was. did desi arnaz jr have a stroke; moose tracks vs cow tracks ice cream This guide was awesome! After you get the cross weight where you want it, adjust the ride heights. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. I want to try a reverse spring set up on a hobby stock car that am helping a friends with its a 3400 lbs metric car all stock. 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 . I noticed the camaros can arch or de arch springs. A Setup To-Do List to Get You Started . The driveshaft doesn't know which view these angles are resulting from, just that they are equal and opposite. LIT-722 C7 Z06 Corvette Heat Exchanger 80294NDP. It costs just as much money, if not more, to run poorly, so you might as well learn to run well. This is very "old school" but when applied with a balanced setup, very effective.
Great advice! If there is, try to adjust the brake bias to eliminate the adverse condition. Has boxed lowers, adjustable uppers , stock springs and shock. Ackermann is easily checked by using a laser system or strings. I had a very experienced racer come out and help us one time and he said the problem he saw with the car is the rear end looked as if it was shifting to the left by a couple inches. So, there is a limit to how much you can get away with and still have a decent corner entry. Caster is best described as a vertical line that runs through the 2 pivot points in your car or trucks suspension. Since the braking forces are in the opposite direction, there is a serious resistant force created which helps prevent the front suspension from moving in compression too quickly while braking. For me its very hard to be consistent and to adapt to the changing track states! What do you think Nick? Antidive helps prevent sudden nose dive on entry by mechanically resisting the downward motion of the suspension using the rotational forces created through braking. Chassis Setup Docs Hyper Racing. I would run either the pure stock or street stock class. 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. 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. If you use no brakes you can wear the right front. 3. Required fields are marked *. Bilstein has put together the ultimate Street Stock / Factory Stock Shock Package. If we can raise the upper front link mounts, we can lower the rear RC by lowering the upper IC. 6 pt roll cage setup for easy in and out street use. . how to adjust iRacing Sprint Car cross weight, go here. Divide that in half for the center of the wheel. Am I correct that you would reattach the sway bar after making the perch adjustments? That's one thing I've really never understood about some street stock classes that don't allow weight jacks. 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. Welcome, Guest. also get to the scales whenever you can. The only component were worried about is
Moving the pull-bar or just the third link to the left increases the loading on the LR tire during acceleration. Disconnect the sway bar and zero (unload) it. 1980 Camaro bomber class street stock crate motor ford 9inch. However, that is only one of the three basic geometric ways to move a tire on a race vehicle. Bump Springs Tech. by doing this and the use of lowering blocks the rear roll center can be changed, I know it's not a quick adjustment but it is an adjustment the the metric car in the stock. 6. We run on a semi flat 1/2 mile asphalt track. 10702FMC FRAME & CAGE - FAB CHEVELLE MOD. Remember, we're still using stock components, we're just making small relocations of those points. When the LF is too cold, the RR spring is too soft. Here is an explanation of balance related to the dynamics of the race car. 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. Wonder how fast it would be if I changed the locations. 2,224. Car has stock location rear links and stock links , different bushings . var contact = "Contact Us"
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. 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. 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. Once you've made the entry to the corner balanced, check to see if the adjuster is centered. 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.
Asphalt Oval Racing Parts for sale | eBay Raising the rear of the lower links also lowers the rear RC, although in reality this is very hard to do because the links are already mounted close to the rearend axle housing. Now you have to compensate with spring change. I know enough about suspension geometry and how to achieve it, but what i have been playing with now is CG and where it works best. 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. 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. Coreless Stretch Film; Pre-Stretch Film; Hand Roll; Machine Roll; Jumbo Roll; Industrial Plastic Division. Contact Us. 5. We make it with either steel panels, or aluminium panels. Only at teamsimkins.com. The preferred way to adjust the cross weight is by moving weight around. 2.Now set toe out. So, here is, in order of logic and importance, a list of setup parameters we need to address to make our cars fast and consistent. Antidive and antisquat are mechanical influences that can help our transitional phases of entry and exit.
Saturday Night Racer - street stock set up - LATEMODELRACER.COM What Are Russet Mites? var emailHost = "hotmail.com"
//-->. Also pinion angle with stock bushings. Wheels. 1 being the most important. If you can use bucket and run a taller sprign thats a good way to go. That was the only time that car was really fun to drive even though I opted not to go to tech because it was not legal for THR rules. What do I do if the car is loose or tight throughout the corner? Chassis. I think with the panard bar and 3rd link the metric cars. 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 . The amount of difference you need is directly influenced by the installed motion ratio of the spring and the spring rate. The very first step in the process of preparing for the new season is to consider all performance-related items and how they worked last season. LIT-A950700006 80249N Ford F-150 LightningHarley HE. The fruits of this plant are large and can weigh over one pound.
Metric Street Stocks - Page 2 - Lone Star Speedzone Forums Plan to win in a repeatable fashion. 5. Keep It Fast and Cheap. This force is resisted by the ball joints and control amrs. A high rear roll center causes a short moment arm in the rear suspension and will stiffen the rear suspension similar to installing very stiff springs. Conclusion I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. Truck99August 22, 2005 in Grease Monkey Hangout. See auction date, current bid, equipment specs, and seller information for each lot.
Estler's Mortgage Lifter is ideal for growing in northern climates due to its ability to withstand cooler temperatures better than other varieties. 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. Stock Car Racing, NASCAR, Late Model, Sooner Speedway, Frost Racing Team, Race Links, Chevy Monte Carlo . So don't try it. Oct 12, 2013 #2. See all 6 photos. 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. Adjust the cross weight for more extreme conditions or different circumstances. If all of these issues are evaluated and corrected, then you can move on. Maybe if Billy would be more specific about how he made his stock setup work we could learn even more. Last couple of years I ran the car we just used tubular ones with rod ends because it was legal and easier. 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. As each season comes along, our knowledge of what we need and desire grows. Posted August 22, 2005. Racing Aspirations refers to this point as the roll center (RC), but it can also referred to as the moment center. jp. There are ways to do that without changing the handling at other points around the racetrack. racing on asphalt. These pads are use on dirt for medium and heavy braking, and asphalt for sportsman and Hobby Stock cars. That is the essence of shock technology related to handling influences. Looking forward to the tips for Dirt Oval racing! In the same manner, we can lower the rear mount of the upper link and lower the upper IC. We got away from running thatmuch cross as the car was pushy.
Metric Street Stocks - Lone Star Speedzone Forums Greetings guys, Im new to the site.
Victory Circle - West Coast asphalt and dirt chassis design and Add to . Post I thought these were street STOCKS? Re: street stock set up. Setup Tips: These tips are for an independent a-arm front suspension and 3-link rear suspension type of car, but may apply to other types of suspensions as well. I also was involved with beta testing for NASCAR Racing Simulation Games. X-Y-G METRIC STREET STOCK / SPORTSMAN HEADQUARTERs 704-784-5353. Bush i agree with your Eriez/ 7 comment. I'd think that without them you'd at the very least need to allow some sort of spring adjuster. If we can lower the Metric RC to 13 inches, we would increase the moment arm length in the rear to 4.5 inches and that's a huge improvement in compliance. 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. On a metric four-link car, the four control arms determine the rear moment center height too. Biggest change is getting ride height . Long gone are the days of saying that the MC is not important. Car went anywhere he wanted and was quick time, won the trophy dash, heat race and main. I followed the progress of the THR #01 SS very closely and when Terry says he tried everything legally possible to get that rear end to quit binding up during body roll, he's not exagerating. A good handling car can make gobs of horsepower and hook it up.
Send your request to bob.bolles@sorc.com. You can try bigger adjustments if you cant tell much difference in the handling after you make smaller adjustments. Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. 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. Dirt Late Model Racing News and Driver info across the Mid Atlantic. THAT ARE CHEAP AND APPEAR STOCK. Cra bomber, turbo ,etc. Online: $349.99. The front end takes time and effort to get the bump steer and caster gain within a tolerable amount, you have to move the upper and lower control arm mounts, cut the left side lower control arm, use special length ball joints, etc, etc.