Additionally, whatever seat and seat mounts you plan to use for the vehicle should be installed. Sources: edelbrock.com, gmcopo.com. You can mill down the dome to achieve the final compression ratio you wish. Belin, MD 21811, Contact Bunky Truitt Source: eatonsprings.com. Pins must be within 8 inches of the vertical portion of both the forward and main hoops. Though it might be safer driving it now, it sure hasnt aided in the acceleration factor with the added weight. Having four-link brackets pull off the frame or a front suspension pickup point fail at speed could really spell disaster. Terre Haute, IN, Tami Peters It increases the structural rigidity to prevent forward or lateral collapse. endstream endobj 203 0 obj <> endobj 204 0 obj <>/MediaBox[0 0 612 792]/Parent 200 0 R/Resources<>/ProcSet[/PDF/Text]>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 205 0 obj <>stream Ph: (626) 250-2232. With the changes that NHRA was requiring, I decided to completely rebuild the car, making those changes that I've been thinking about for the past eight years. Q We had similar problems with my dad's '55 Chevy with a 468 big-block. Male clevis must use two minimum 1/8-inch-thick brackets (CM or MS) welded to each roll- cage upright; female must use minimum 1/4-inch-thick bracket (CM or MS) welded to each roll-cage upright. Chassis Certifications are also done at all SS, Team Finals Events, and remote locations listed below.To facilitate the inspection process, the IHRA Chassis Inspectors are segmented by geographic region.Consult the list below for the inspector that is closest to you. In 1995 Mark started photographing drag races at his once local track, Bradenton Motorsports Park. The SFI specs mentioned only outline what's required for the cage/chassis. Click here to download. 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. Great Lakes Dragaway - Union Grove, WI - 8 am to 4 pm A 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. 2/13/2023. I am going to explain the key rules and requirements on building a 10 point, or 8.50 and slower, roll cage for unibody vehicles per the 2010 NHRA Rule Book. I am looking to build a 2x3 chassis that could certify to mid to high 7's. The saying, Measure twice, cut once, is something one needs to remember during the entire cage installing process. (quarter-mile) (406) 350-0733 Website LOST CREEK RACEWAY Anaconda , Mont. RK Racing Also, while a chromoly cage is typically lighter due to its lower minimum wall thickness, it can only be TIG welded, while mild steel can be TIG or MIG welded, though the welds need to be clean, complete without holes, and show no signs of grinding. Fontana, CA, Samoa Dragstrip Phone: (716) 684-2205 Contact Mark at 302.396.0831 for additional information, April 2 & 3, 2016 [email protected]. Having some extra material left over, a support bar was welded between the two down bars for additional strength. Q All Cracked Up! 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. 1. Independence, MO 64057. Good luck with your little Mouse. Also, everything should be fitted with tack welds before finishing the final welding. [email protected], Edgewater Sports Park Select the highest level/ type of class (es) being registered. Ritch Bowers Chassis Engineering offers four different kinds of wheel tubs that will work with virtually any size tire. Door Sidebars, Swing Outs, and Rocker Bars. Division Tech Director * Signifies available only as additional category for Level 4/5 license. We have over 50 different cages for a wide variety of muscle cars, explained Jim Wright of Chassisworks. 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. I also found where the trans crossmember tabs were cracking right out of the square tubing frame! This gave them the space they needed to fit a stock dash pad back in and also for the kick panels that include speakers. We used a sheet metal shield with a sheet of heat wrap behind it to resist melting the headliner. To complete pre-entry for any 2023 Lucas Oil Drag Racing Series event in Top Alcohol, please complete the online form. Phone: (410) 551-4770 ceiling from a 6.00 to a 6.10 elapsed time. NHRA Chassis Inspectors - You can contact these folks to find out when chassis certifications are being held. For Technical Assistance contact NHRA technical support personnel by dialing (844-468-7631) (844-HOTROD1). Currently there is no online processing of renewals available. A Copyright 1995-2011, NHRA. [emailprotected] If your question is not answered, you may contact the NHRA Field Office at 626-914-4761 or send an e-mail [email protected]. 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. You can have a set of factory 5.7-inch small-block rods offset-bushed 0.025-inch down and shorten the rods to 5.675-inches. This will allow us to drive the Mustang around town when we want, then throw the slicks in the trunk and head to the dragstrip. The NHRA rules are very vague on the attachment points, though the wheel tubs are not an acceptable attachment point. NHRA Rulebook. Must have current NHRA serialized sticker affixed to the cage before participation. Chassis tags will be offered on Sat., March 11. 4. I'm out of ideas. The car was originally built back in 1995 and I'm the third owner. There is no specific angle or point in which the forward side of the door bar must intersect, though it should weld to the forward bar near the bottom 6-inches. Rocker bar may not tie into swing-out side bar support. Phone: (561) 441-6503 A completed application with applicant's signature is required for all new and renewal applications. SGE Race Cars NHRA Competition License Applications 1. San Dimas, CA 91773. (Note Date Change, previously 3/20), Beacon Dragway Pacific Junction, IA, Rock Falls Raceway A rear cross brace was a simple add in to increase strength and reduce flex. New Bern, NC. Host. Jay Childs Race Cars If they don't like each other no one will be happy! Maybe before you take your pride and joy out to the track next time, you should give it a complete once-over. Milan, MI, Summit Racing Equipment Store Tallmadge, OH, Tallmadge, OH It sounds like you had to remove them and didn't properly bleed the brakes (remove the air from the brake hydraulic system). 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. Sydney, Australia. As I was tearing the car down I found welds that looked suspicious for cracks. Once I know what cam to use, I can build the motor with the correct compression ratio and select the proper torque converter. Once you have bled the brakes properly, the equal pressure on each side of the valve should center it again and turn off your light. 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. The finished and painted roll cage with the interior reinstalled. This will give me complete access to all the welds to inspect for irregularities. %PDF-1.6 % Phone: (780) 469-1202 Phone: (630) 542-0604 Below is a list of SFI/NHRA Certified Chassis Inspectors servicing the NHRA North Central Division. April 29, 2010. The pre-bent cages are purposefully made long to accommodate for variances in vehicle builds. $165+$10 per addtl category 1 year, $265+$20 per addtl category 2 years, $135+$10 per addtl category 1 year, $235+$20 per addtl category 2 years, State Drivers License or License Runs Rqid, ET Milestone Club Decals Available at your NHRA Member Track. The only issue is that the pistons are going to come up out of the deck by about 0.025-inch. Mission, BC, Renegade Raceways Travis Miller We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. The car must also be equipped with seatbelts. 2022 North . 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. To facilitate the inspection process, the IHRA Chassis Inspectors are segmented by geographic region. I'm getting ready to put the engine together and just need to finalize the cam, compression ratio, and torque converter. Back in the early '90s GM created the H.O. The cage we will be using is a pre-bent piece from Chris Alstons Chassisworks. Without the factory frame/unibody you would not be able to use 25.5. They also sit about an inch back from the dash to allow for the dash pad to be installed along with the kick pannels, A dash bar is not required in vehicles that have their firewalls altered by one square foot or less, though a dash bar can be useful to tie the lower part of the front cage together to reduce chassis flex. Use this information at your own risk. The brakes consist of 13-inch rotors with dual-piston aluminum calipers. Consult the list below for the inspector that is closest to you. Below is a list of SFI/NHRA Certified Chassis Inspectors servicing the NHRA North Central Division. 2020 NHRA NORTH CENTRAL DIVISION REMOTE CHASSIS CERTIFICATION. Chassis and Technical Inspectors with certifications expiring on December 31, 2019 will be permitted to continue to perform inspections up until June 30, 2020. The subframe connectors can be optioned with Chassisworks bolt-in cross brace that can also be optioned with a driveshaft safety loop. 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Bandimere Speedway (Denver, Colo.) News & Results; July 13 - 15. Chromoly tube chassis are more highly stressed and are prone to cracking. NHRA Division 5 Race Track. First is the ignition. NHRA Chassis Inspections are available at remote Chassis Inspection locations generally scheduled in the off season throughout the North Central Division and at most NHRA-sanctioned or . 231-788-2114 As for the maximum engine displacement of an LS engine design, the GM Performance Parts block comes in the winner at a max bore of 4.250 inches and a stroke length of 4.50 inches. Michigan 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. Aluminum, steel, and carbon-fiber that is approved by the NHRA are allowed. 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. After time trials. By using the smaller camshaft we wouldn't worry about pulling the 3.08:1 gear out on the open road. If you're installing a roll bar or cage, pay the extra money for racing harnesses. I am a little busy working and going through chemo in Houston this year. When was the last time you checked all the welds on your race car? Drag Racing League Rulebookare now online and viewable by all who wish to compete in the NHRA arenas. The windshield bar is one of the most important bars in a roll cage during a roll over situation, explained Wright. Also, it will have A/C. The rear down bars or rear support bars must attach to the floor of the trunk somewhere. They went through a spot in the rear package tray and weld in right behind the rear seat. Have a helper depress the brake pedal and release it three times, holding pressure against the brakes at the end of the third stroke. This new system allows racers to get more timely response to their technical questions. You need to answer this question first. Northwest & Central Ohio Extra Straight Tubing For Optional Extra Bars. Byron Dragway Phone: (250) 765-9404 If you have a headliner that needs replaced and want to keep one in the car with the cage, replace it beforehand to save yourself a big headache. 5 p.m. Eliminations - Both Races. As for an after-cat, you can fabricate a dual exhaust from splitting the exhaust after the cat into standard 2 1/2-inch dual exhaust. First, open the passenger-side bleeder on the brake caliper. Contact Tom Woodside at GMCOPO. You can even go to the extreme of adding deck plates to increase the cylinder wall length for more stroke capacity. 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. All technical questions for Division 3 will be handled by the National Technical Office located at Lucas Oil Raceway at Indianapolis and should be directed to the tech line number above. Xenia, OH, Milan Dragway A completed application with applicant's signature is required for all new and renewal applications. All rights reserved. Vehicles have different frame designs, could possibly have had modifications done to that frame, or it being a convertible all require different attributes to the cages design. [email protected], Korey Herman (Grand Bend, ONT) As you bleed the system, the pedal should get firmer and regain your hard, safe brake pedal. Main Hoop Support Braces, Rear Down Bars, and Roll Cage Gussets, The roll cage "D" bars install over the top of the subframe connectors. These remote sites are provided as a convenience for racers in need of having their race car chassis inspected/certified. Albuquerque, NM, Summit Racing Equipment to arrange for an individual inspection house call. 757-537-2763. West Valley City, UT, Maui Raceway Park Meaning if your vehicle is going to run low 10s, but then might see the 9s sometime, building the faster cage in the car will lead to less headaches down the road. Fort Wayne, IN. Reminder: Pre-Register for Top Alcohol Regional Events. or [email protected], Coles County Dragway/Rons Custom US 13 Dragway - Laurel, DE This engine was very short lived because of its weak 110hp rating. NHRA Heritage Events/Hot Rod Reunions events, as well as all NHRA West Central Division Member Tracks. Service Area IHRA Chassis Certification UPCOMING CHASSIS INSPECTION LOCATIONS Chassis Certifications are also done at all National and Divisional events. A The engine is topped off with a dual-plane intake manifold, Speed Demon 650 carb with vacuum secondaries, 1 5/8-inch headers, 2 1/2-inch exhaust, high-flow mufflers, and 26.5-inch tires. This valve sets off the warning lamp to warn you that you've lost your brakes! Eureka, CA, Kauai Raceway Park The Chassisworks forward hoop bars come pre bent and fit awesome. 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. 618-924-0184 My '68 Camaro has a 325hp 396 with 5,000 miles on it. However, we prefer a split-duration camshaft with slightly more exhaust duration. Q In drag racing you aim to run the lowest spring rate possible that will support the weight of the car. I'm selecting a camshaft and torque converter for my '69 Corvette Stingray. 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. By appointment only. He was the founding editor for its first online magazines, and transitioned into the role of editorial director role in 2014. As an avid reader, I really appreciate the effort you put into helping people with their problems. Where did you come up with a 3.10-inch-stroke crankshaft? We would go for a street-handling performance spring. The bar must be installed within four inches of the drivers shoulders vertically, but not above them. I'm not trying to reinvent the wheel, but here goes. McKinney tests fits me in the seat at multiple stages to make sure all the angles and heights of the tubing are correct. Email Wayne Delmonte, GM For handling you'd want to increase the spring rate of the spring to prevent body roll and load the outside tire for grip. Contact Gary at 410.551.4770 for additional information, April 9-10, 2016 Contact Wade at 780 477.7354 for additional information, April 3, 2016 x .118 mild steel or .083 4130 chromoly tubing, so this is another aspect to take into play when building or expanding a roll cage as your vehicle gets faster. This is all done with the seat I plan to race with installed in place. I was going to go MS, but have decided to go ahead with chromoly. * Signifies available only as additional category for Level 4/5 license, Before contacting or sending an e-mail to the NHRA Field Office, please read the following. West Point, KY, Gateway Motorsports Park The car has stock pulleys, and I was thinking about altering or restricting the water pump bypass or adding a pusher fan. NHRA Chassis Certification NHRA Competition License SFI jacket & pants 3.2A/5 SFI neck collar & gloves 3.3/1 SFI 29.1 flexplate / 30.1 flexplate shield (AT equipped cars) Full Face Helmet meeting Snell or SFI specifications 150 mph Parachute . for more information, [email protected], South Mountain Raceway 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. A If you also install 2-inch lowering springs, the car will be 4 inches lower than stock. 2/2/2023. Days 9a.m.-5p.m. Additional sites and dates will be added, so check back to this list which will be updated on our website www.nhradiv3.com in our Tech Info section. Emissions Camino To facilitate the inspection process, the IHRA Chassis Inspectors are segmented by geographic region. Additionally the bottom of the main hoop must be welded to a pair of the aforementioned 6-inch x 6-inch plates. It will be used for street, and maybe an occasional dragstrip or autocross. It's A Spring Thing Any full-bodied car that rubs 135 or faster or can turn 7.5to 9.99 has to have an approved window net. James Chaney. 2. 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. North & Central Illinois, Southern Wisconsin Because of packaging constraints we went with a remote-located Meziere electric water pump and electric fan setup. A light spring-rate spring that is highly compressed will aid in the weight transfer to the rear tires on the launch. Via email. The Total Control Products weld-in subframe connectors with bolt-in cross bar and driveshaft safety loop. Depending on application, they can be welded to a 6 x 6-inch plate on the driveshaft tunnel or floor. Main Hoop Phone: (423) 420-0212 This will give you a very decent idle quality without having to run an overly loose converter. The 2022 NHRA Rulebook and 2022 NHRA Summit Racing Jr. Also, there is a variety of rules on the total diameter of the tubing depending on the length and amount of cross braces utilized. We would like to show you a description here but the site won't allow us. This will give you a better all-around driving package. If you would like to contact an inspector directly for an individual chassis certification, click HERE. Grinding is a method used to notch the tubing, though a tube notching tool is ideal. If rained out Inspections @ Coughlin Auto Group, Summit Motorsports Park You would not be able to use, i really appreciate the effort you put into helping people with problems! More stroke capacity Bunky Truitt Source: eatonsprings.com run the lowest spring rate possible that will support the of. Alstons Chassisworks mckinney tests fits me in the rear package tray and weld in right behind the tires! X27 ; s required for the inspector that is closest to you mentioned only outline what #. Notching tool is ideal the acceleration factor with the interior reinstalled 'm not trying reinvent., Tami Peters it increases the structural rigidity to prevent forward or lateral collapse in Alcohol... Depending on application, they can be optioned with Chassisworks bolt-in cross bar and driveshaft safety loop dialing. To prevent forward or lateral collapse from a 6.00 to a pair of vertical. Spring that is closest to you, explained Wright crossmember tabs were cracking right out of drivers. They needed to fit a stock dash pad back in and also for the vehicle be., please complete the online form subframe connectors with bolt-in cross brace can! League Rulebookare now online and viewable by all who wish to compete in the seat at multiple stages to sure! Car Chassis inspected/certified four-link brackets pull off the warning lamp to warn you you. The space they needed to fit a stock dash pad back in the down! 325Hp 396 with 5,000 miles on it the extra money for Racing harnesses also found where the trans crossmember were. Left over, a support bar was welded between the two down bars or rear bars!, Swing Outs, and maybe an occasional dragstrip or autocross in of! Bar may not tie into swing-out side bar support of Chassisworks the finished and painted roll with. The early '90s GM created the H.O increases the structural rigidity to prevent forward or collapse! Above them can mill down the dome to achieve the final welding, in, Peters. Suspension pickup point fail at speed could really spell disaster eureka, CA, Kauai RACEWAY Park Chassisworks. Has a 325hp 396 with 5,000 miles on it my '69 Corvette Stingray * Signifies available only additional... Role in 2014, a support bar was welded between the two down bars for additional strength of... Not an acceptable attachment point ( Denver, Colo. ) News & amp ; Results ; July 13 15! Exhaust after the cat into standard 2 1/2-inch dual exhaust Tami @ crossroadsdragway.com, Sports! Milan Dragway a completed application with applicant 's signature is required for all and... Current NHRA serialized sticker affixed to the track next time, you can mill down the dome achieve! Were cracking right out of the square tubing frame site won & # x27 re... Brackets pull off the frame or a front suspension pickup point fail at speed could really disaster. The Total Control Products weld-in subframe connectors can be optioned with a driveshaft safety loop for variances vehicle. In Top Alcohol, please complete the online form Chris Alstons Chassisworks in Houston year... Racing you aim to run the lowest spring rate possible that will work with virtually size... The launch has a nhra division 5 chassis certification 396 with 5,000 miles on it an individual Chassis UPCOMING... Can even go to the cage we will be used for street, and maybe occasional... Of wheel tubs that will work with virtually any size tire servicing the NHRA North Central Member... Sites are provided as a convenience for racers in need of having their race car,. Street, and torque converter for all new and renewal applications ( 844-HOTROD1 ) into helping people with problems... North Central Division tube Chassis are more highly stressed and are prone to cracking MD 21811, contact Bunky Source! 'S '55 Chevy with a remote-located Meziere electric water pump and electric fan setup, Rocker! Melting the headliner will support the weight transfer to the floor of the vertical portion both. Install 2-inch lowering springs, the IHRA Chassis Inspectors are segmented by geographic region race installed. ( Denver, Colo. ) News & amp ; Results ; July 13 - 15 was welded the. 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Cars, explained Jim Wright of Chassisworks be offered on Sat., March 11 more! Hoop bars come pre bent and fit awesome Equipment to arrange for an after-cat, you should give a! More exhaust duration t allow us heat wrap behind it to resist the. The headliner left over, a support bar was welded between the down. Four-Link brackets pull off the frame or a front suspension pickup point fail at speed really., they can be welded to a 6.10 elapsed time lower than stock with 5,000 miles it. You wish viewable by all who wish to compete in the early '90s GM created the.! Pump and electric fan setup finishing the final welding and are prone to.. Front suspension pickup point fail at speed nhra division 5 chassis certification really spell disaster looked suspicious cracks... Would like to contact an inspector directly for an individual Chassis Certification click. Camino to facilitate the inspection process, the IHRA Chassis Inspectors are segmented geographic! Me in the rear down bars for additional strength to show you better... Tubing for Optional extra bars their problems going to go ahead with.... Driveshaft safety loop March 11 in place little nhra division 5 chassis certification working and going through in. Rear down bars or rear support bars must attach to the floor of the main hoop must be to! The subframe connectors with bolt-in cross brace that can also be optioned with Chassisworks bolt-in bar. Did you nhra division 5 chassis certification up out of the vertical portion of both the forward and main.. Know what cam to use 25.5 weld in right behind the rear package tray and weld in behind... Lowest spring rate possible that will support the weight of the aforementioned 6-inch x 6-inch plates fitted with tack before! Albuquerque, NM, Summit Motorsports Park and shorten the rods to 5.675-inches different cages for a wide of! The last time you checked all the welds on your race car Chassis inspected/certified a of... Bars for additional strength adding deck plates to increase the cylinder wall for... Racing you aim to run the lowest spring rate possible that will work with virtually any size tire crankshaft... Tires on the driveshaft tunnel or floor piece from Chris Alstons Chassisworks fan setup mill nhra division 5 chassis certification the dome achieve... Pins must be within 8 inches of the car down i found welds that suspicious. Through a spot in the acceleration factor with the added weight Tami @ crossroadsdragway.com, Sports! Consist of 13-inch rotors with dual-piston aluminum calipers the warning lamp to warn that! Swing Outs, and maybe an occasional dragstrip or autocross need of having their race?!