The Sprint Car chassis has a pair of sleeves at both the front and back of the car to hold and protect the torsion bars. With the Lucas Oil National Series backed by numerous regional series, one can catch all the excitement of an ASCS Sprint Car race at racetracks across the United States. DuBois says Kinser’s team uses a variety of torsion bars, with a great variety of choices between 0.925 and 1.600 inches. Racing is a dangerous activity - the user The changes are a result of the meetings with the National Chassis Manufacturers and the Sprint Car Council last August where driver safety was the main topic. Anyone know of a Sprint Car Chassis builder who built a chassis with replacable Torsion Tubes? The tubes are welded together in jigs that allow the manufacturers to create a consistent line of cars. shall determine the suitability and safety of the product for its intended use. Lots of the stuff in there is a little outdated (it was written in the '60 s) but the appendix in the back has formulas to do the math for tubing size/thickness. Weight: "U"-shaped clampFits 1.25" or 1.375" diameter tubing1/4" hole for hardwareAttaches accessories to racing chassis. All rights reserved. The guys are right-- whatever league/ class your racing in will have published minimums in their rule book but it never hurts to do the math. Driver's compartment shall be separate from the engine by a firewall of suitable material. Different sanctioning bodies have different rules. CAS Sprint Cars Rule Book CAS 1 Design and Construction All phases of design and construction are subject to the approval of the Race Director and the Technical Director may exclude any car, design or construction, which they deem unsafe or not meeting the specifications, the spirit and/or the intentions of the rules contained herein. Sprint cars began in the USA in the 1930s and 40s as modified Model T racers and evolved into purpose built cars over the 30 years that followed. We offer a wide range of 1:32 scale slot cars, slot car parts, accessories and services along with exceptional customer service. Display. Start with "Racing and Sporstcar Chassis Design". We carry everything needed for track building and wiring projects. If it's drag racing get with the SFI foundation on build books or blueprints. No warranty. No rear engine or aluminum frames allowed. View as Grid List. I am basically back-halving it sort of. You will need to make sure to order the correct torsion bar bushing for the tubing you have in your rack. and risk in connection there within. No box tubing frame rails. I like to use Bronze Bushings , but we also offer some nice Plastic Bushings that a lot of teams use as well. Material: 4130 Tubing. The Drive Line. We purchase primarily mill direct, in large quantities, and … per page. The Chassis Shop stocks a huge inventory of tubing and plate including chromoly, mild steel, and aluminum for all your fabrication needs. Shop Roll Cage parts and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. Our selections are made from quality materials that take the headache out of fabricating your project. Enhance your spring/midget car's performance with a new sprint chassis & suspension kit by Ti64. C. Motor, body, seat, and fuel tank must be mounted to the centerline of the chassis. There is no warranty • No more drilling and welding tubes and tabs to your chassis. The most common chassis dimensions are 87 or 88 inches. Storage Bins and Trays for Tools, Parts and Wrench Racks, Streeter & HRP Shirts, Hoodies, Jackets, Decals, Apparel, Sprint Car Trailer, Shop & Pit Accessories, Safety Apparel (Gloves, Belts, Tear Offs), Hand Sanitizer Racks, Personal Hygiene Product Equipment, Chassis Repair Tube, 3" Length, 0.095" Wall, 1.060" Dia Insert, Chassis Repair Tube, 3" Length, 0.095" Wall, 1.50" Dia Insert, Chassis Repair Tube, 6" Length, 0.095" Wall, 1.060" Dia Insert, Spud, Sprint Car Clamp Spud, 4130, 1.25" OD x 0.120, Pinch Bolt 1.50" Cope, Spud, Sprint Down Tube LH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 1.50" Cope, w/ 3rd Notch, Spud, Sprint Down Tube LH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 52°, 1.50" Cope Offset, Spud, Sprint Down Tube LH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 67°, 1.50" Offset, Spud, Sprint Down Tube LH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 69°, 1.50" Offset, Spud, Sprint Down Tube RH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 52°, 1.50" Cope Offset, Spud, Sprint Down Tube RH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 67°, 1.50" Offset, Spud, Sprint Down Tube RH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 69°, 1.50" Offset, Spud, Sprint Down Tube RH, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", w/ 3rd Notch, Spud, Sprint Down Tube, 4130, 1.25" OD x 0.120", 67°, 1.50" Cope, Spud, Sprint Down Tube, Pinch Bolt Style, 4130, 1.00" OD x 0.0120", 78.5°, 1.50" Cope, Spud, Sprint Down Tube, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 1.50" Cope, Spud, Sprint Down Tube, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 61°, 1.50" Cope, Spud, Sprint Down Tube, Pinch Bolt Style, 4130, 1.25" OD x 0.0120", 79°, 1.50" Cope, Spud, Sprint Down Tube, Pinch Bolt Style, 4130, 1.25" OD x 0.120", 67°, 1.50" Cope, No Hole, Spud, Sprint Nurf & Bumper, 4130, 1.25" OD x 0.120", Spud, Sprint Nurf & Bumper, 4130, 1.25" OD x 0.120", 1.25" Cope, 2 Hole 90°, Spud, Sprint Nurf & Bumper, 4130, 1.25" OD x 0.120", 1.375" Cope, 2 Hole 90°, Spud, Sprint Nurf & Bumper, 87° Angle, MS, 1.25" OD x 0.150", 4 Hole, Spud, Sprint Nurf & Bumper, MS, 1.125" OD x 0.110", Spud, Sprint Nurf & Bumper, MS, 1.25" OD x 0.110", 1.50" Cope, 2 Hole, 90°, Spud, Sprint Rear Bumper, 4130, 1.25" OD x 0.120", 23°, Spud, Sprint Rear Bumper, MS, 1.25" OD x 0.110", 23°, Spud, Sprint Rear Bumpr, MS, 1.25" OD x 0.110", 1.50" Cope, 23°. Browse our range of high quality, great quality 1/4 Quarter Scale Hot Rods, Muscle Cars & Chassis, custom made high end products. If this is your first visit, be sure to tubing 11/8" x .090 wall thickness minimum. Body: 6061-T6 Aluminum .040 Thick Rear Steel Gas Tank: Hand Hammered, English Wheeled Sheet metal Steering: Steering: Handled by 2 Hobbico CS-80 Servos Brakes: Hydraulic … Chassis Repair Tube, 3" Length, 0.095" Wall, 1.50" Dia Insert. Chassis Repair Tube, 3" Length, 0.095" Wall, 1.060" Dia Insert. • Clamps are used to mount lead, shocks, and other items to the chassis with ease. “B” division only. Built just like a rear Dirt Sprint Car. (a-arms and suspension) to 1 1/2" or even 2" for the roll cage. DOM anywhere between 5/8" o.d. X .065 Wall Mild Steel Tubing. The frame is built the same as a full size Sprint Car Chassis. The designs evolved to use V8 engines and eventually wings and roll cages. I'm going to be starting on my frame for my 88 Mustang Notch. I was thinking of going with 2x2x1/8th wall square tube and doubling it up to make it 2x4. When fabricating or altering your chassis, let us give you a head start with our proven Pre-Bent Chromoly Cage Kits and tubing components. Roll Cage parts in-stock with same-day shipping. It supplies many of the Sprint and Drag Car chassis builders as well as NASCAR and IndyCar teams in the country. There is no dead weight on the car; if a part doesn't contribute to the car's performance, it is left off. Not for nothing but if you are asking this on a forum then I don't think you should be building a cage for a race car or even a chassis for that matter. Whether you want mild steel tubing or chromoly steel tubing for your race car fabrication project, PitStopUSA.com has a great selection of sizes and wall thicknesses to choose from. Open to any sprint car chassis 1984 to present. D. Rear-engine cars will not be permitted, no offset allowed. Product, and each part thereof, is sold as is. Chassis Types. It is great for attaching weight and accessories to the chassis and features a 1/4" hole for hardware. Modern sprint cars are simple and brutally powerful, as illustrated by the photo above. All chassis are built with an additional 2" of head clearance at the rear of the cage. SPRINT CAR SERIES 2017 Rule Book 1 2017 Southwest Sprint Car Division Technical Specifications WARNING - These minimum chassis and safety requirements are to be used without warranty, written or implied. The latest XXX chassis has an all new lightweight billet steering clamp as well as new double spud front shock towers. Having said that typically a "sprint car" single seater with a curb weight ball park 2100lbs will use 18ga. Or should the entire chassis be the same diameter. It's a text book on tube chassis. Featuring brands such as Slot.It, Scalextric, NSR, Thunderslot, Sideways, CB Design, Quick Slicks and Paul Gage. check out the. Bob Pierce: "This Docol, you can get it pretty darn thin. 2019 Sprint Car Chassis Rule Changes Funtime Promotions in alliance with the newly formed Sprint Car Council will be implementing changes to the existing sprint car chassis. The National Hod Rod Association has some rules on chassis work. The XXX Chassis is already the best chassis in sprint car racing, but we'll never stop trying to be better. 48” cars allowed with a 25-pound weight penalty. Glenn Hepfner Inv/Hepfner Racing Products (HRP) will not be liable for any loss, b) Seamless round D.O.M. Bob Pierce talks racing costs and details Docol tubing for race car design. Sort by. All times are GMT-6. There are multiple types of chassis but all of them can be classified into one of two approaches:. expressed or implied. What size chassis tubing do you use for round tubework or roll cages? The chassis (or frame) is a structure which locates and mounts all other parts of the vehicle. Sure hate to see you put a lot of time and can't race because of something that wasn't right...Bob. It flexes, it's got memory, it comes back, it doesn't break. Maxim Racing is one of the world's leading Sprint Car chassis design and ... MAXIM Racing is honored to accept the World of Outlaws Sprint Car Series manufacturer of the year award for the 2nd consecutive year! I have a bender and 1 3/4" die and know I could justify buying a 1 5/8" just to do my own Chassis, but want to see what the HAMB uses. Chassis A. The chassis is a minimal tube frame with a short 84-inch wheelbase. This page was generated at 06:39 PM. Chassis Geometry: Triple X Sprint Cars are the most responsive chassis on the market with Industry standard locations and measurements for radius rod pickups, torsion tube locations, motor plate location, etc. Copyright © 2021 Hepfner Racing Products. We stock all standard sizes and many hard to find sizes and shapes. This provides stiffness to the chassis and limits flex more than a chassis that does not have the tubes (primarily older cars). It also reduces the visible size of the weld line making it nearly undetectable, which is why it is sometimes referred to as seamless tube. To start, sprint cars don't have a transmission. CHASSIS: Chassis frame and main roll cage must be constructed of the following: a) Round chrome-molly tube 1 1/8" outside diameter x .083 wall minimum. Maximum 25 square foot top wing, nose wing 2 x 3 with side panels (must be one piece) no larger than 12″ x 26″. Their development paralleled the Midget race car, but Sprints were based on full-size cars. damage, death or injury arising from the use of these products. Here's an interview as Pierce discussed the new technology and the racing costs associated. Here they are: Contact the sactioning body for requirements. Does everyone go with the NHRA tech norm or go larger/smaller? DOM comes in 1020 or 1026 steel. I saw this chassis at a Swap Meet today & none of us in attendance could identify the brand. We’ve been doing this for a while. No warranty or representation is made as to these minimum requirements ability to protect the user from any injury or death. Center foil must be one piece and no wider than 60″, with maximum sideboard 30″ x 72″. Normally seeing 1020 in the smaller diameter and thinner wall tubes and the 1026 in 2” OD and larger tubes and for walls heavier the .156”. SPECIFICATIONS Chassis: .625 o.d. The chassis is made of chrome-moly steel tubing. All cars must resemble a traditional sprint car with top wing and nose wing. The American Sprint Car Series is the largest sprint car sanctioning body in the world. • For 1" tube and has 1/2"-13 tapped holes in each side. Hey guys I'm getting ready to start building a race care chassis and thought I'd through out a few questions before I get started to ensure it's done right. I agree you gotta go by the rulebook. 88/40 means the wheelbase (center of the front axle to the center of the rear axle) is 88 inches and the front of the motorplate is 40 inches from the center of … The tubes had an outer Torsion Bar Tube that spanned the width of the frame & an inner tube that was the normal length slip-fit & set-screwed in place. Car will have at least 700 to the wheels and a cage. Storage Bins and Trays for Oil Bottles, Aerosol Cans, Etc. Get the best mechanically engineered chassis kits here. d) “ CHASSIS - A sprint car is defined as a racing vehicle of single seat design, built upon a racing chassis and mounted on four racing wheels. HRP3602 $7.75. DuBois simply slides the new bar into place. Start with "RTFM" or, consult the rulebook. It's badass." The guys are right-- whatever league/ class your racing in will have published minimums in their rule book but it never hurts to do the math. The racks of sprint cars are either made with .095 wall tubing or .120 wall tubing. Laser Cut Tubing / Sprint Car Chassis Tubes; Sprint Car Chassis Tubes. Available in any colour. You may see sprint car chassis described as 88/40 or 87/40 etc. Do you think this will be strong enough or should I get 2x2x1/4 wall to begin with? c) Wheel base 40" minimum, 45" maximum. Designed and hosted by Ohman Automation Corp. Engine & Fuel System Components, Fuel Cells, Transponders, RaceReceivers, Radios & Headsets, Karting, Quarter Midget, Outlaw Kart, Snowmobile, ATV, Air Gauge Holders, Air Gauges, Air Tank Racks, Air Hose Racks, Cord Hangers, Tape Holders, Tire Racks, Engine Racks, Jug Racks, Axle Racks, Zip Tie, Ratchet Strap, Drill/Impact, Flashlight Holders & Racks, Wall Mount Storage Racks and Work Stations. Maximum wheelbase 90”. B. Wheelbase minimum of 83”. We raise the bar on Radio Control Dirt Racing. We also do custom quarter scale projects. Tubing and Plate. This stainless steel "U" clamp is designed to fit around 1.25" or 1.375" diameter tubing. It also provides a protected space for the occupant(s). Maxim Racing is one of the world's leading Sprint Car chassis design and engineering companies. The user assumes all responsibility What tube diameter should I use for the drivers cage? Shaw's first step in designing his Safer 2010 coilover Sprint Car chassis was to add more reinforcement bars in the form of 4130 chrome-moly tubing. Car Chassis Basics and How-To Design Tips .