The suspension you run is one of the most important elements that’ll affect your Miata handling together with the look of your ride. For this reason, it is the best solution to gain more front camber and help keep the roll center closer to the CG after lowering. Record tire temps with a probe type pyrometer (no lasers! The settings you finally settle on are your setup, which is different than our setup. If you hold the measuring tape next to the hub you induces an error because the tape will not be 90° the ground plane. 5.) The most common are fender height & pinch weld height. If you are always using the same tire diameter, I recommend using pinch weld height as it's easier to get more precise and repeatable measurements. Autoexe Kijima-Spec Street Suspension Kit. What ride height?Ultimately, the lower your Miata is, the faster it will be in competition. Jim runs the website MazdaRacers.com which is a one-stop-shop for all things Spec Miata from setup tips, parts, forums, you name it — it’s there. Penske Spec Miata Suspension Kit includes: 4 Penske shocks 4 coilover sleeve and nuts 4 Eibach springs 1 set of Eibach sway bars Mazda top mount/bump stop kit 4 coilover spring isolators 4-99 style upper shock hats drilled 1 set of sway bar links. In short. Don't assume anything when reading tire temps or any other measurement. 6.) If you’re looking to replace a worn suspension, improve your roadster’s handling, or to just get low, coilovers are the way to go for improved performance, adjustability and ride comfort. As the Miata transfers its weight to the outside tire, the suspension travels up, and the car leans over on the edge of the tire. While that is an extreme, the point is that the more you want to push the performance of your car, the more time you will spend aligning it and that is is changing constantly for conditons. As a mass-produced damper intended for street use, there was a fairly wide performance envelope of the Bilstein shocks, and that made it difficult for Mazda Motorsports to develop a specification to hold Spec Miata shocks to. Rear total toe: +1/16 for <200whp. You may still end up with the chassis jack points level, just understand that Miata alignment specs do not directly always translate to the Exocet chassis. Fine tuning alignment is fine tuning for your car setup, roads and driving habits. For track use however, this will usually result in terminal understeer on corner entry that will have you pulling your hair out trying to fix. Copying on of our alignment specs exactly will probably be good enough for you and it might even be perfect. If you have questions regarding which combination of Miata suspension parts below are right for you, … This measurement allows comparison between two cars with different tires. Spec Miata is a class of racing car used in Sports Car Club of America (SCCA), National Auto Sport Association (NASA), and Midwestern Council of Sports Car Clubs (MCSCC) road racing events.. The adjustment was designed to primarily adjust the low speed rebound damping, which is mostly affected by body … Selecting Miata suspension parts starts with knowing what you want to do with your Miata. NB. This adjustment is done by placing the car on scales. FM (24mm) or Racing Beat 1" (25.4mm) solid bars will work. This is a better method to ge the suspension level left to right, assuming you do not have access to scales.Corner weighting vs making it level These are two different things. Minor acceelerated tire wear is OK.Race Optimized for competition, autocross or track. Yonaka SPEC 2 (NA, NB) Tein Street Basis Z (NA, NB) Tein Street Advance Z (NA, NB) Megan Racing EZII Street Series (NA, NB, NC, ND) Street Coilovers. Further, and perhaps much more critically, officials from both of the major SM sanctioning bodies were hearing of shortages, with shock availability being limited for extended periods of time. The limiters are bump travel and ground clearance. Excess toe in or out will usually cause more tire wear than somewhat aggressive camber will. ~+1/8" for greater than 200whp. Testing There is no "best" alignment for every condition, only the"best" compromise that suits your needs. The real answer: A Spec Miata can cost anywhere between $5,000 and $65,000 (and probably higher if you tried). Autocrossers forced to run wheels much narrower than optimum for the tire width will usually benefit from 1/8 to as much as 1/4" front toe out (CAUTION, this front toe out rapidly wears your tires on the street). Whether you have a new or old car, there is one change you can make to help your vehicle handle better on the street or track. Miq has written a very good article, similar to this one, that has become the starting point for many Miata suspension … Higher caster values will increase stering effort. Control arms can also carry the suspension load of your Miata and transmit them to the spring or shock absorbers. You must locate the exact center of the hub and this is difficult to do accurately. Add to Wishlist; Cusco Street Zero Suspension System. Street Performance Coil Overs. Suspension: • Recent 4 wheel alignment to factory specs (What can I say I drive it on the street) • Mazda Spec Miata suspension installed • New Racing Beat adjustable end links • New lower ball joints • New tie rod ends • New front upper control arms / ball joints • New front hub assemblies Occasional autocross or HPDE, mostly street and highway driving. The OEM alignment numbers with more rear camber than in front, are designed to induce a bit of understeer. These holes are on both sides of the sub-frame again just up from those lower bushings. The Street Basis Z may be one of the best cheap Miata coilover options if you find yourself in need of replacement suspension, before you can afford a pricier upgrade. Corner weighting invloves adjusting preload so the LF/RR diagonal pair of wheels carries exactly half the total weight of the car as the opposite RF/LR pair. $3,599.99. Too low and the suspension will bottom so that's your limiter. Energy Suspension Front Control Arm Bushings 2016+ Miata MX5 - CLOSEOUT. This is the end result - a Miata suspension built from the ground up for us. Best for street driving: Tein Flex Z and its twin-tube will deliver on the promise of a smooth ride for the daily driver crowd. Requires that you always measure with the same size tires. Godspeed’s Mono SS coilovers to suit a NC Mazda Miata. Significant expressway/highway driving. For the same reason all pro race teams measure ride height from the frame rail, we always use pinch weld height method of measurement at our shop. This and the relatively loose dimensional accuracy of the Exo chassis means the ride height measured at these jack points may not be very accurate. If you would like to order this kit from us, we must insist that you give us several weeks to put it together for you, we do not stock certain portions of these kits as they are expensive to ship and have them sent directly to you in most cases. Mazda Spec Miata Penske Racing Shocks Upgrade on Way to NASA and SCCA. Cooling System Accessories and Fabrication; Fuel System Components and Fabrication; Interior Fabrication and Accessories; Suspension Fabrication Components; … For the Exocet, use jack pad heights. As few Exocet owners even know of this problem, they are not likely to have custom shocks built. For track, autocross or canyon driving, we prefer a 1.125" front. If your suspension bottoms too frequently, bouncing over bumps instead of soaking them up smoothly, it's too low. Price: $80.00. Running caster beloow about 2° can result in very vage steering with little or no self centering force.High camber with ELBJ (extended lower ball joints) wil make the steering very heavy. In a conversation it is hard to cover the full breadth of what makes SM such a good class, so we thought we'd write down our top … Only the forward bushing should be used in conjunction with a normal (not offset) urethane or rubber bushing. The more you are trying to squeeze out of the car on given course or track on that day, the more you have to test, record adjust, repeat. Spec Miata runs some pretty stiff front springs - 700 lb. ), lap times, tire wear patterns, tire pressures and most importantly, driver impressions immediately after run. No matter the type of driving you are doing, consistency and predictability are … In general, the Miata likes a much stiffer front sway bar than stock, on the order on 3-4x more rate. Racer Media & Marketing, Inc., 17030 Red Hill Avenue, Irvine, CA 92614, 949.417.6700 We find that the production variances will neccesitate a "correction factor" unique to your chassis that can be used for all future ride height measurements. In the rear sub-fame, driver’s side, just above the inboard lower bushing mounts you will see some holes cut by the factory. We have yet to find a car or environment that needs more than a 14mm rear bar. The only front lower bushing that will work is a custom Delrin or acetal nylon offset that is pinned in place by a bolt or stud. We are merely providing you with a starting point. For track use, save yourself the headache and leave it on. A suspension control arm, or A-arm, links the suspension between the chassis and the hub that carries the wheel.
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