Yakima, WA, Y-Welding/Ebertz Racing Byron, Ill. 2016 NHRA DIVISION 4 Mike Vehige UPCOMING CHASSIS CERTIFICATION DATES, March 26, 2016 Since we are installing a set of TCP subframe connectors, we placed the D bars over the top of the connectors. Rocker bar may not tie into swing-out side bar support. We had similar problems with my dad's '55 Chevy with a 468 big-block. This finally took care of the slow-speed build of temps. Mission, BC, Renegade Raceways My El Camino has the original four-wire HEI distributor and associated computer in the passenger-side kick pad. 502-363-2060 All three of these disciplines take different types of springs and finding a happy medium can be a challenge. As with any project, its a good idea to figure out what youre going to do with it in the long haul. The supplied rear down bars fit great. I don't know of anyone who makes headers that would be temperature and mechanically friendly to the air pump, A/C, and lots of other little wired sensors, so I'm leaning toward keeping the cast-iron manifolds and going to dual exhaust with a small cat converter on each pipe before the muffler(s). Source: cimg7.ibsrv.net 25.2 is round tube and CM only so that leaves you with 25.4. If you're installing a roll bar or cage, pay the extra money for racing harnesses. A moving van creamed me and the '65 some years back, otherwise I'd still be driving it. Kent, WA, Champion Raceway Michigan The best part of the Mustang was its very clean interior and it needs to stay clean. 4. Also, taking breaks and allowing it to cool will keep the heat lower. Back in the early '90s GM created the H.O. We'll send you the most interesting Dragzine articles, news, car features, and videos every week. The Flex-a-lite 3,300-cfm fan arrangement should have taken care of the airflow requirements at idle. www.antonicelliracing.com, Ken Kershaw (Florida) Hope you can help, and all the best from Noel in Oz. Phone: (250) 765-9404 You can mill down the dome to achieve the final compression ratio you wish. CHASSIS CERTIFICATION INSPECTION CLINICS SITES, February 20 A The larger clevis joint is designed to slip into the end of the door bar. 2022 International Hot Rod Association. 636-262-7294 I'll also be upgrading from the TH400 to a 700-R4 at this time. NHRA.com|Sportsman.NHRA.com| Tech Inspectors | Privacy Policy|Contact Us. Of course, do this on a cold startup so no one gets hurt. By appointment only. The cylinder heads would be 461s and the cam would be 222/222 from the 350/290hp series flat-tappet, which is plenty for my needs. Smith and Company Auto 3. Ken Keir Race Cars & Components- Owings, MD. x 7494, Lyons Raceway Park San Dimas, CA 91773. It acts as a supporting brace for the forward hoop and also to keep the roof from collapsing. Note Date change, previously listed as April 9 & 10, (330) 630-0270 Chassis tags will be offered on Sat., March 11. . E-mail this article Print this . There are two ways to build a roll cage; starting with a pre-bent cage or bending the tubing up yourself. HARRY FERRARI. 2023 Power Automedia. Xenia, OH, Milan Dragway The XR276 comes in at 224/230 degrees of duration at 0.050-inch tappet lift, 0.502/0.510-inch max lift, and is ground on 110 centers. Source: wiseco.com. Summit Racing Equipment - Talmadge, OH For a really nice piston check out Wiseco Pro-Tru forged pistons, PN PT042H, offered in 0.030-, 0.040-, or 0.060-inch overbore. If you have a popular vehicle, there is a good chance Chassisworks already makes a pre-bent cage for it. b. This spot is also very close to the frame rail and we will later box the plate to the frame rail when we install the tubs. Albany, IN. Reminder: Pre-Register for Top Alcohol Regional Events. Due to factors beyond the control of ClevorBMF, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. Joliet, IL, Ted Peters & Milan, MI, Summit Racing Equipment Store Tallmadge, OH, Tallmadge, OH The main NHRA Rulebook is packed with all the information you need to go racing with NHRA, and class-by-class regulations and requirements, racing procedures, and more areall covered in this authoritative handbook. Boise, ID, Bremerton Airport If rocker bar ties into side diagonal more than 5 inches (edge to edge) from forward roll-cage support or main hoop, a 1 5/8-inch x .083 CM or .118 MS brace/gusset is mandatory between the diagonal and forward roll cage support or main hoop., Almost Done! Southern Illinois, Western Kentucky, Southeastern Missouri 10. No additional inspector service or travel fee is charged for inspections completed at designated remote inspection sites or NHRA events. We would like to show you a description here but the site won't allow us. Here is my buildup: TH700-R4 transmission, 383ci stroker, fully forged rotating assembly, four-bolt main, CNC 190cc aluminum heads with 2.02/1.60-inch valves. These plates can be formed to fit the design of your floor. They are cheap and indisposable when it comes to having your cage certified. The car is equipped with a 3.08:1 gear in the rearend, so I know that will make things a little more challenging. 25.1E or SFI Spec. The car is completely down to the bare tubing. %PDF-1.6 % What we did was install the door bar higher up on the front main hoop and in the same fashion as the rear hoop welded directly to the hoop. Danny Waters Sr. (LeGrange, NC) Woodburn, OR, Expo Idaho Boise Roadster Show Joe Lease The relationship between the camshaft and the torque converter is probably the most important marriage in an engine build. If you have any further questions regarding your application, please contact Michelle Daniels in the Southeast Division office [email protected] or by phone 352-374-9922. . For example, the NHRA has certification levels for junior drag racing as well as local, divisional, national, and chassis inspection personnel. Email mbaker@ihra.com to have your chassis certification inspection/seminars listed here. When it comes to preparing to install a roll cage, you will want to remove everything from inside the car that you can. With this camshaft in your 383 we'd recommend a stall speed of around 2,400 rpm. The forward hoop can go through or before the dash. All Cracked Up! The Total Control Products weld-in subframe connectors with bolt-in cross bar and driveshaft safety loop. Not wanting to hack up the dash in our Mustang, McKinney installed the bar before the dash, set back about an inch from it. Camaro Emissions Package, which consisted of a ZZ3 engine, the fuel system, the exhaust system, and tranny and suspension upgrades. Hot Big-Block Aluminum, steel, and carbon-fiber that is approved by the NHRA are allowed. You'll find a solution to your heating problem. Restricting the water bypass will help. Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not ClevorBMF. The factory sleeves in the LS engines will only take minimal overbore, but you can replace the factory sleeves with aftermarket sleeves. Grand Junction, CO, Redding Dragstrip Also, there are other rules that must be met to make your vehicle legal for a certain time and speed outside of the roll cage. Phone: (410) 551-4770 This creates a buffer between the increasing racer count qualifying up against the minimum qualified E.T. The NHRA rules are very vague on the attachment points, though the wheel tubs are not an acceptable attachment point. http://www.overkillracecars.com/Products.html. A light spring-rate spring that is highly compressed will aid in the weight transfer to the rear tires on the launch. The swing out door bar is tacked in place to the main hoop so it passes in between the shoulder and elbow. A license issued by NHRA is to be used only by the driver to whom it is assigned and it is restricted to the categories listed on the license. ClevorBMF assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. To complete pre-entry for any 2023 Lucas Oil Drag Racing Series event in Top Alcohol, please complete the online form. Since our stock exhaust is in the way for now, we did not install the brace. Sometimes tracks will have a certain day of the year when the NHRA guy will be at the track for chassis certification. 5 p.m. Prelude To The Shootout Time Trial presented by Craw's Racing. A jharken@mchsi.com, Ian Gellately (Medicine Hat, ALB) The NHRA rulebook states the following: For rear-wheel-drive cars, with neither a frame nor subframe connectors, but with complete OEM floor (from the firewall to the rear of the trunk; exception: the rear inner wheel wells may be tubbed with steel or aluminum), the 1 1/4- inch x .058-inch CM (or .118-inch MS) D bars may be welded to conventional 6-inch x 6-inch x 1/8-inch form fitted/contoured plates attached to the driveshaft tunnel. If you've been reading my column for any time you know I'm going to err to the small side. Paducah, KY, Crossroads Dragway The 2022 NHRA Rulebook and 2022 NHRA Summit Racing Jr. Once in place, Sean tack welded the connector in place and followed along with a complete weld of both the front and rear attachment points. When you have air in the system, you will have a soft or spongy brake pedal. Remember, a roll cage is designed to keep you safe in case there is a crash, so dont skimp on your safety! We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. The Fora platform includes forum software by XenForo. The rear down bars or rear support bars must attach to the floor of the trunk somewhere. What front springs do I use: stock or 2-inch drop? 225 0 obj <>stream It welds to the top corner of the main hoop and follows the roof and A-pillar line to another 6-inch x 6-inch plate in the floor. This will give you a very decent idle quality without having to run an overly loose converter. A rear cross brace was a simple add in to increase strength and reduce flex. This allows the needed height for the swing out to function properly. James Chaney. He really enjoyed this project and wants to see as many on the road as possible. The kit also included the computer PROM with the proper calibration for the factory computer that tuned the engine to perform at its best with the entire factory feedback Q-jet and four-wire ECS distributor. What is chassis certification? Between the hours of 8AM and 8PM ET Monday through Thursday and from 8AM to 3PM on Fridays, up to four technical support representatives will be available to answer racers technical questions. Phone: (561) 441-6503 From a safety standpoint, we would always recommend a roll cage instead of a roll bar because its safer in a roll over condition, even if your ET doesnt call for it yet, explained Wright. This certification is an inspection of the thickness of the chassis tubing with a sonic tester. I just feel like the relationship between the camshaft profile, torque converter stall, transmission gear ratios, and rearend ratio are critical to get the performance I'm looking for. Anytime you break the hydraulic system of the brakes, or a hydraulic clutch system, you must bleed the air out. NHRA North Central Division SFI/NHRA Chassis Inspectors. Nothing screams speed like a 60 horsepower Mustang with a 10-point roll cage in it. Hope this keeps the Lawmen happy. Lyons, IN, Lyons Raceway Park Bellevue, NE. Call for more information. A forum community dedicated to drag racing drivers and enthusiasts. 2/13/2023. Hope this has whetted your appetite. See requirements on page 2, #15, OFFICIAL USE ONLY Issuing Track: I'm finding this on a standard mild-steel chassis. Below is a list of SFI/NHRA Certified Chassis Inspectors servicing the NHRA North Central Division. I called up NHRA to ask their tech department about that and they mentioned that if at least 75% of the joint is welded, a gusset on both sides of the tube can be added to take place of the missing welding. Make sure everything is as level as possible and the front main hoop bars are equal in height, The Cross Bar/Harness Brace The First Tube to Notch. You can completely block the bypass and drill a couple of 3/16-inch holes around the perimeter of the thermostat. Contact the facility at 724.668.7600 for additional information, Howie Dalton (Princeton, WV) Male or female clevis(es) permitted. Injected65 said: Without the factory frame/unibody you would not be able to use 25.5. This 25.3 chassis spec is intended to for OEM frame or OEM-modified frame door cars that are faster than what a 25.5 covers, but heavier than a 25.2. The car has stock pulleys, and I was thinking about altering or restricting the water pump bypass or adding a pusher fan. 212 0 obj <>/Filter/FlateDecode/ID[<3526A3ED3E6C0844985876B88ACE07A6><50F52F79D4042C47B27CE890C59188E7>]/Index[202 24]/Info 201 0 R/Length 72/Prev 274250/Root 203 0 R/Size 226/Type/XRef/W[1 3 1]>>stream Which front springs you choose is completely dependent on what you wish to use your car for. The driveshaft safety loop attaches to the brace with four bolts. Your car would apply to 25.4 since it is a ". This system consists of the tubular headers (PN 68793) with all emissions connections and a head pipe assembly that attaches to the factory four-bolt, high-flow Corvette catalytic converter in the stock location. All McKinney needed to do was shorten them to fit accordingly. CHASSIS INSPECTION SEMINARS SITES Phone: (561) 441-6503 Front Down Bars I've gone back to the seven-blade GM flex fan and shroud and it seems to keep it the coolest, and I've also restricted the heater core to increase radiator flow. To get the connectors installed as flat as possible to the floor, it is recommended to jack the connectors into the the floor to help persuade connectors to fit. Racecars Unlimited will offer NHRA Chassis Certification and Oahe Speedway ATI Inspections on Sunday, May 2, 2021 at Beck Motor Company 1905 N Garfield, Pierre, SD Tim Toso, NHRA Division 5 Tech, will be on site from 9am til 1pm.
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