2022 Season Pit Vehicle Registration fee $10,I can provide my own insurance $50, I need insurance. Travis Miller 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. The NHRA rules state, All roll bars must be within six inches of the rear, or side, of the drivers head, extend in height at least three inches above the drivers helmet with driver in normal driving position or be within one inch of the roof/headliner in the area above the drivers helmet, and be at least as wide as the drivers shoulders or within one inch of the drivers door. You can lean the main hoop back or forwards to get the proper measurements as well. C \l& jzl(Efge)&gk8e6 jMK;6PRLooHGTEAwixi lxJpHJdT. As mentioned above, the swing out door bar pins must be within eight inches of the vertical sections of the front and rear main hoop. All fees listed are inclusive of mandatory license & membership dues. Going with a slightly shorter connecting rod will allow you to use factory 302 small-block pistons. That said, we'd go with an XR276HR profile. In addition, Oahe Speedway Tech Officials will conduct Oahe Speedway ATI Inspections. While there are measures you can take to weld the majority of the top welds, in some instances (especially with headliners) it can be hard to weld the top-most part of a bar. The swing out door bar is tacked in place to the main hoop so it passes in between the shoulder and elbow. The sanctioning bodies, along with SFI quickly recognized the need for this separate spec. Having some extra material left over, a support bar was welded between the two down bars for additional strength. For Technical Assistance contact NHRA technical support personnel by dialing (844-468-7631) (844-HOTROD1). [emailprotected] Hearing about your '65 getting wasted by a moving van breaks our heart. I'm more interested in low to midrange torque than high-end horsepower. Great Lakes Dragaway - Union Grove, WI - 8 am to 4 pm San Dimas, CA 91773. Ph: (626) 250-2249. Our Roll Cage a Chris Alstons Chassisworks pre-bent 10-point. Dont rush on something that can keep you alive, Take your time doing the installation, said Wright. The beauty of this package is that it produced 308 hp, emissions legal, through the factory cast-iron manifolds, single high-flow cat, and dual-snorkel air cleaner. The vacuum advance of the ZZ4 will pose a clearance challenge if I use the ZZ4 HEI distributor. If you plan out the build of the chassis you can install a 1/8-inch pipe bung in the tube so you can pressurize the chassis to check for cracks. Back in the early '90s GM created the H.O. The driveshaft safety loop attaches to the brace with four bolts. All fees listed are inclusive of mandatory license & membership dues. or LewisW@gatewaymsp.com, Coles County Dragway/Rons Custom for more information, wayne@lebanonvalley.com, South Mountain Raceway It acts as a supporting brace for the forward hoop and also to keep the roof from collapsing. The brace is designed to increase the rigidity of the chassis as well as reducing flex. The larger clevis joint is designed to slip into the end of the door bar. Let's start with the exhaust. 5 p.m. Prelude To The Shootout Time Trial presented by Craw's Racing. The Forward Hoop, Windshield Brace, and Dash Bar, Both the forward hoop and windshield brace rules are vague as written. [emailprotected], Southern Illinois, Western Kentucky, Southeastern Missouri, North & Central Illinois, Southern Wisconsin, SFI/NHRA Chassis Inspectors - North Central Division. rkracing1@aol.com, Jay Childs (Anchorage, AK) All Rights Reserved. Q The only issue is that the pistons are going to come up out of the deck by about 0.025-inch. Cars running 7.50 and slower must meet applicable SFI Specification (25.1E, 25.2, 25.4, or 25.5) for body/chassis design. Windshield Bar 225 0 obj <>stream Below is a list of SFI/NHRA Certified Chassis Inspectors servicing the NHRA North Central Division. Belin, MD 21811, Contact Bunky Truitt A 315-335-8295 [email protected] Curt LaShure Carlisle, PA 717-448 . In drag racing you aim to run the lowest spring rate possible that will support the weight of the car. [emailprotected] The bar has a slight bend on both ends so that it can conform to the windshields shape and to tuck it up out of the drivers view. The Alston kit we selected is made from 1 5/8-inch mild steel with 1 1/4-inch main hoop support bars. Inspector CHASSIS INSPECTION SEMINARS SITES So in the interest of putting some amazing 21st century technology into my '68 Corvette while keeping the original factory 427ci she was built to contain, I have a question that I'm sure has been at the back of everyone's mind: What are the maximum bore/stroke combinations that these Gen III and IV LS engines can take? Drag Racing League Rulebook also covers everything that families need to know to enter this exciting arena and provide kids as young as 5 years of age their formal introduction to the sport. We had similar problems with my dad's '55 Chevy with a 468 big-block. It attaches with two bolts on all four corners, though the front bolt holes have to be drilled through the frame rail as well. Hope you can help, and all the best from Noel in Oz. Wichita, KS, SRCA Dragstrip fastcars@netzero.net, Larry Turner(Madisonville, TN) GM was looking for an emissions-friendly fuel-economy engine and failed miserably at both. 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. Summit Racing Equipment - Talmadge, OH The car has stock pulleys, and I was thinking about altering or restricting the water pump bypass or adding a pusher fan. Phone: (204) 661-2111 The local chassis shop says to put it in just below the shoulder bar that even though it will not be utilized as a suspension attachment point it is still required. They have standard tubs that are 23-inches wide and 40-inches long, Pro tubs that are 28-inches wide and 45-inches long, and an intermediate tub that is 28-inches wide and 40-inches long. 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. LBZ Duramax, GT4202R over GT5541R, Sponsored by ISSPRO and Chris Alston's Chassisworks. Putting a 4-inch stroke crankshaft into a production block is old hat. NHRA SOUTHEAST CHASSIS CERTIFICATION. On the top side, the D bars are welded in the corner of where the harness bar and roll bar meet. NHRA Rulebook. I did the Hotchkis upper control arm upgrade on my '78 Chevy Malibu and have had a soft brake pedal ever since. It sounds like you had to remove them and didn't properly bleed the brakes (remove the air from the brake hydraulic system). for more information, Contact the track for more Information, New England Dragway ceiling from a 6.00 to a 6.10 elapsed time. When it comes to preparing to install a roll cage, you will want to remove everything from inside the car that you can. Kent, WA, Champion Raceway 2020 NHRA NORTH CENTRAL DIVISION REMOTE CHASSIS CERTIFICATION In cooperation with our member tracks, we have arranged for NHRA SFI Chassis Inspectors to conduct several remote inspection sites throughout the North Central Division. Mission, BC, Renegade Raceways (Note Date Change, previously 3/20), Beacon Dragway The bar must be installed within four inches of the drivers shoulders vertically, but not above them. Contact the track for more Information. You stated that you would like to drive it on the street, play on the dragstrip, and toy with autocross. The 4130 chassis is going to be 20- to 25-percent lighter because it's made out of thinner material; there's simply less steel in the car. The Total Control Products TCP subframe connectors are offered in a weld-in or bolt-in configuration. Y Welding - 1651 70th Ave - Edmonton, AB Cam-Converter Honeymoon What is chassis certification? 231-788-2114 USPS: IHRA P.O. Kelowna, BC, Pacific Raceways Come join the discussion about racing, builds, pro mods, hot rods, events, turbos, nitrous, superchargers, and more! April 29, 2010. Mike Vehige Male or female clevis(es) permitted. Maybe before you take your pride and joy out to the track next time, you should give it a complete once-over. Though it might be safer driving it now, it sure hasnt aided in the acceleration factor with the added weight. Chassis Certifications are also done at all National and Divisional events. Chassis and Technical Inspectors that had their testing certification expire on December 31, 2019 will be given until June 30, 2020 to take and pass the certification tests. The rest of the package was a TH350, A/C, P/S, disc brakes, HD suspension, and 14x7 rally wheels, and I just enjoyed running hard through the curves and having people wonder what was going on. There is a displacement max for factory production engines. If you can help me with this one-off special I'd be very grateful. Fax: (907) 344-9916 The driver, or someone of similar build, should be present for the variety of clearance checks. A Source: compcams.com. This finally took care of the slow-speed build of temps. This engine was very short lived because of its weak 110hp rating. CHASSIS INSPECTION SEMINARS SITES This will give me complete access to all the welds to inspect for irregularities. 2022 North . Yakima, WA, Y-Welding/Ebertz Racing Charleston, IL, Dyno Doms Sikeston Raceway Sikeston, MO, Lynne Marchbanks Springs are designed differently for handling versus the dragstrip. We'll send you the most interesting Dragzine articles, news, car features, and videos every week. 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 Subframe connectors should be anyones first purchase on a unibody vehicle. I could easily write an article five times this size when it comes to explaining how roll cages work in a variety of ETs and car configurations. Stanton, MI, Muncie Dragway UPCOMING CHASSIS INSPECTION LOCATIONS jharken@mchsi.com, Ian Gellately (Medicine Hat, ALB) I think I'd like to retain the computer and smog stuff to keep it legal in California. There are a multitude of specs for the different diameter tubes and their location in relationship to the driver. Scott Langston hbbd```b``z"+$7 "A$C,4 $}KL@j)"30 Williamson, NY, Cecil County Dragway On the milder side I'm leaning toward the 280HR that specs out at 224/224 duration at 0.050-inch lift, 0.525/0.525-inch max lift, also 110 separation angle. Also, it will have A/C. Or do you have a specially ground crankshaft that was used in some type of racing engine? The Total Control Products weld-in subframe connectors with bolt-in cross bar and driveshaft safety loop. The Jr. Has anybody been through one of these inspections in the past? Nothing screams speed like a 60 horsepower Mustang with a 10-point roll cage in it. Biting the Bullitt will run 9s off the bat, and there arent any immediate plans to push it under an 8.50 ET. Remember, a roll cage is designed to keep you safe in case there is a crash, so dont skimp on your safety! 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. NHRA North Central Division SFI/NHRA Chassis Inspectors . [emailprotected] 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. Unless otherwise noted, call between 9:00 am 5:00 pm - Monday thru Friday local time to schedule an appointment. 4. For 10-second and slower cars that only need roll bars, the size minimum is 1 3/4 O.D. Jason Front Down Bars 25.1E or SFI Spec. Anytime you break the hydraulic system of the brakes, or a hydraulic clutch system, you must bleed the air out. 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. With this camshaft in your 383 we'd recommend a stall speed of around 2,400 rpm. 9 a.m. - 5 p.m. Monday-Friday, Rich Kent (Aurora, IL) I will be driving this car some on the street for shows and cruises and want to use the 2x3 frame with a-arm front and 4 link rear, but the floor and fire wall will be replace. Your car would apply to 25.4 since it is a " Full Bodied Car Tube Chassis - 7.50 to 8.49 Seconds; 3,600 lbs. Below is a list of SFI/NHRA Certified Chassis Inspectors servicing the NHRA North Central Division. The one-day seminar is open to the public and is scheduled to run from 7 a.m. to 4 p.m. $265+$20 per addtl category 2-years. Ph: (626) 250-2232. Let's see what else Comp has to offer. By appointment only. Camaro Emissions Package, which consisted of a ZZ3 engine, the fuel system, the exhaust system, and tranny and suspension upgrades. 2/23/2023. Ph: (816) 795-8055. Earlville, IA, Bandimere Speedway Many chassis builders will drill strategic holes in the tubing, where they intersect with the other tubes of the chassis. Have a helper depress the brake pedal and release it three times, holding pressure against the brakes at the end of the third stroke. ClevorBMF assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Problems displaying the site? I've tried everything: an oversized 26-inch aluminum radiator, a Weiand high-flow water pump, numerous thermostats (high-flow, low-flow, 160, 180, 190), and three electric fans (the last being a Flex-a-lite 3,300-cfm). 4. maddhatt@telus.net. Typically, the clevis receiver is welded to the roll cage at the shoulder. West Valley City, UT, Maui Raceway Park Also, if you go too much bigger with the camshaft, the engine will give you the feeling of what's called a chuggle. The best part of the Mustang was its very clean interior and it needs to stay clean. Evenings You should see brisk water flow in the radiator tank, and also water flowing out of the tubes of the core into the feed tank. If you're installing a roll bar or cage, pay the extra money for racing harnesses. You can reach Tom at 248.275.5828. http://www.overkillracecars.com/Products.html. 2023 Power Automedia. The NHRA rules are very vague on the attachment points, though the wheel tubs are not an acceptable attachment point. To satisfy the rules of the Lawmen we are restricted to a 308-cid engine, so we want to use a few legal and irregular options based on a 350 block and a 3.1-inch-stroke crank which should fit nicely (I hope). Technical questions for Kevin McClelland can be sent to him at chevyhi@sorc.com. What exactly will they be looking at or looking for? The D bars or main hoop support bars are designed for unibody vehicles in which the roll bar is connected to the floor instead of a separate frame. Your emergency brake light is on because the distribution valve down on the framerail has shifted, which turns on the light. Maximum". Not trying to be an ass but I don't know what you're asking these questions if you have the 25.5/4 cert specs. Wild Horse Pass Lucas Oil Race Info! 3:30 p.m. to 9:00 p.m. Billings, MT, Spokane County Raceway You have chosen two very nice camshafts. Here in the States GM only used that in Gen I engines in 1975 through very early '77 in Chevy Monzas and Novas in their 262ci small-blocks. 502-363-2060 All logos and images are reserved. Installing the Total Control Products Subframe Connectors. Spokane, WA, Mission Raceway Park Take the time to make sure that you and your toy are safe. In 1995 Mark started photographing drag races at his once local track, Bradenton Motorsports Park. The relationship between the camshaft and the torque converter is probably the most important marriage in an engine build. With this tubing, the top side of the rear down bars can be welded anywhere on the horizontal section of the main hoop or five inches or less vertically down the sides. A spare, short piece of tube to test fit the notched tube onto while grinding comes in handy. Each driver/rider of a vehicle entered in any event conducted at an NHRA member track must have a valid State or Government-issued driver's license beyond a learners-permit level or an NHRA Competition License subject to inspection by officials at any time. Jay Farnsworth, Coughlin GM Center 2023 Conference Finals June 23 - 24. Reminder: Pre-Register for Top Alcohol Regional Events. Now you can release the brake pedal. Smith and Company Auto Most aftermarket performance front springs will lower the car slightly, and we trim them to the proper ride height from there. For handling you'd want to increase the spring rate of the spring to prevent body roll and load the outside tire for grip. Sometimes parts can be built out of tolerances, and it may flow well at higher engine speeds but have low flow at idle. * Signifies available only as additional category for Level 4/5 license. Phone: (804) 648-8737, David Covey (Kempner, TX) Jay Childs Race Cars They had nice forged TRW slugs from the factory with an approximately 0.125-inch dome, which gave you 11:1 compression with 64cc combustion chambers. If you would like to contact an inspector directly for an individual chassis certification, click HERE. New Bern, NC. A clevis assembly using a minimum .350-inch-thick male component and two minimum .175-inch-thick female components may use a 1/2-inch-diameter Grade 5 bolt and does not require a half-cup backing device. 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. Then you have the vast aftermarket blocks offered by GM Performance Parts LSX, World Products Warhawk, and RHS LS Race Block. Again, with the same spec tubing as the forward bars and main hoop, it must be welded at the top of the windshield support to the two forward bars. Copyright 1996-2023, NHRA. If you step up with an LS7 block, with its 4.125-inch bore, or sleeve a production LS1 with the 4.250-inch stroke, you will see 454 inches of nastiness. (free download). Grand Junction, CO, Redding Dragstrip Per the NHRA Rule Book, On unibody cars with stock floor and firewall (wheel tubs permitted), the roll cage may be bolted or welded to the floor/rocker box. If you are going for the bolted option, the .125-inch steel plates must be on top and bottom of the floor and bolted together with at least four 3/8-inch bolts and nuts. For example, the NHRA has certification levels for junior drag racing as well as local, divisional, national, and chassis inspection personnel. Matt Levonas, Director 3702 West Valley Highway N Suite 104 Auburn, WA 98001 Ph: (253) 446-6594 Fax (253) 446-6683 [email protected] We wanted the rear bars to weld right behind the rear seat to allow for more trunk space since most of the rear trunk is actually occupied by the fuel cell. NHRA requires that the chassis of a race car that goes 9.99 seconds or quicker, or 135 mph or faster, to be certified every three years. No additional inspector service or travel fee is charged for inspections completed at designated remote inspection sites or NHRA events. You cannot weld a flat-cut tube end to an intersection of another piece of the cage and expect it to be safe. Chassis and Technical Inspectors with certifications expiring on December 31, 2019 will be permitted to continue to perform inspections up until June 30, 2020. First is the ignition. NHRA Competition License Applications 1. West Point, KY, Gateway Motorsports Park Gussets used where the front main hoop connects to the main hoop. 3. Ritch Bowers Boise, ID, Bremerton Airport I have disc brakes and 2-inch dropped spindles that I purchased from Performance Online. Albany, IN. It increases the structural rigidity to prevent forward or lateral collapse. A Also, anywhere the connectors set flat to the floor, they were welded in place there - including where our roll cage D bars reside. Racers will be able to take advantage of the NHRA Chassis Inspection seminar for race cars that run 9.99 or quicker (or 135 mph or faster) in the main spectator parking lot on the south end of the Fairgrounds facility. are segmented by geographic region. It will be used for street, and maybe an occasional dragstrip or autocross. Saturday, July 9. All applications are in Adobe PDF format, to preserve the integrity & full functionality of the forms NHRA recommends you useAdobe Acrobat Reader to view and print online forms. w^Kuu%{9,B XJ{'+lJ;lh9o|96fW`[ lMi@y}U qUeZ?P,giA#|Aq"TcAi~&6[SBp0{DrLOe6eV ^mw~w3:W2 Y Vi;rA&G9G(Gyk Jk! This is truly a loaded question. Lyons, IN, Lyons Raceway Park Any full-bodied car that rubs 135 or faster or can turn 7.5to 9.99 has to have an approved window net. Phone: (306) 634-5935 9am 1pm, February 21 Now, some guys would pay a fortune for 70 to 80 pounds. I was going to go MS, but have decided to go ahead with chromoly. Phone: (410) 551-4770 Los Angeles, CA. 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. Boiling Springs, PA, Luskville Dragway There should be a NHRA chassis cert guy somewhere near you that should be able to tell you what your car will need to certify. E-mail this article Print this . When you installed the Hotchkis upper control arms, did you remove the calipers, or did you just support them out of the way? These holes will create an air path throughout the entire chassis. Rocker bars are only required when the OEM frame rails dont run below and outside of the drivers legs. Southern Illinois, Missouri Also, taking breaks and allowing it to cool will keep the heat lower. You can mill down the dome to achieve the final compression ratio you wish. The pre-bent cages are purposefully made long to accommodate for variances in vehicle builds. 2/22/2016, Cascade Truck Body & Trailer Phone: (254) 291-2628 The front subframe may find the pavement driving around on the street in normal driving. Thanks for your help. Source: cimg7.ibsrv.net In a basic chassis, you pay about $1500 extra to save 70 to 80 pounds. Full Bodied Car Tube Chassis 7.50 to 8.49 Seconds; 3,600 lbs. The SFI specs mentioned only outline what's required for the cage/chassis. Northern Indiana,SouthernMichigan The completed door bar sits up high enough on the bottom end to be able to swing out and was able to clear the arm rest as well. Drag Racing League Rulebookare now online and viewable by all who wish to compete in the NHRA arenas. Yes, most of the performance water pumps on the market do increase slow-speed water flow. I'm finding this on a standard mild-steel chassis. Division Tech Director I'm not trying to reinvent the wheel, but here goes. d. All bolt/pin holes in the swing-out bar must have at least one-hole diameter of material around the outside of the hole. Phone: (520) 889-3551 [emailprotected] This sticker is not valid at any NHRA Mello Yello National events. Bleed Baby Bleed Sydney, Australia. 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. 419-681-3739 Contact Gary at 410.551.4770 for additional information, April 9-10, 2016 @X8!|p3p?,pQ]"Z )X Bruce Bachelder 12noon-5pm Gates open @ 10:00am, February 20
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