This can be measured by comparing the distance to the track (or other flat surface) at the front and back of the car. Speed Tip #2. 00 Off. 95 – $ 18. 2. Most people preparing their car know that the pinewood derby max weight of 5 ounces (141. 3. Say “Goodbye” to burrs, crimp marks, polishing, and bending! These BSA Pinewood Derby Speed Axles are precision-made to replicate the official BSA nail, but without the burrs and crimp marks. 4 OZ +/-. axles for a 2nd place finish. Weighting your car is the key to increasing momentum. 0 inches in 1/8 inch increments. 2. 2. That's just me though. Boom. The Wedge Wing Car has drilled axle slots so your car rolls straight while conforming to all rules. And the drfit, well I usually measure at 4 feet not 3 feet. Derby Talk is a forum for Pinewood Derby, Awana Grand Prix, Kub Kar Rally, Shape N Race Derby, Space Derby, Raingutter Regatta and other similar races where a child and an adult work together to create a race vehicle and a lot of fun and memories. $4. Unlock the secrets to the ultimate Pinewood Derby car. Raise a front wheel by 1/16 inch. The ideal placement required the center are gravity can 7/8-in. 2. $12. 30. 75” in diameter (19. The Swiss Cheese pinewood derby car plan with step-by-step instructions includes weight placement and printable template patterns. Introducing our custom Wing Shape Design Pinewood Derby Car Kit, specially tailored to meet the rules and regulations of your local pack. Most competitions cap weight limits at 5 ounces. Hold the wheel and gently pull the trigger so the axel spins in the wheel nice and slow. Pinewood derby wheels are made by an injection molding process that leaves undesirable blemishes and imperfections in the parts. If we look at the extended wheel base and how it helps the car track better. We even show you your car in 6 different color schemes so you can pick the coolest look. With this track you can check these important car characteristics: Track clearance. 3. If you are racing in a Cub Scout race, use the Cub Scouts wheels and axles from your BSA Cub Scout kit or. 10 in stock. We can do it right the first time and. Pine-Car XL-R8 Ultra Graphite Pinewood Derby Tool and Accessory #p4037. pinewood derby speed wheels, lathed, fastest wheels. Lead Screw Accuracy . Wheel tread is lightly lathed to make it trued to the center bore, so your car rolls smooth and fast. •Length shall not exceed 7 inches. Pinewood Derby Pinewood Physics, LLC Title: Slide 1 Author: Daniel Scott Acton Created Date: 1/11/2012 9:11:34 AM. Place the block, wheels and axles on a scale. Eight, 1-1/8 x 7/8 x 1/8 O-rings – One or two of these rings. 4. 2. in front of the rear axle. The first is that the groove is often not at a perfect right angle with the block and the second is that it is very difficult to insert the axle in the groove so that the axle is level. Pine Car Derby Car Kit-Basic. By placing the weak wheel in the raised position, the weak performance. 0 inches. 5 Tips to Building the Fastest Pinewood Derby Car. Place the wheel/axle on the base with the pointed end of the axle up. The acceleration due to gravity is a constant. But what most derby enthusiasts do NOT know, however, is that the type of weight actually makes a difference. 100K polished axles along with the Derby Dust® 3 stage wheel polish kit, and set new records. Placement of the front and back. The ideal placement for the center of gravity is 7/8-in. The Pro-Axle Guide ensures accurate mounting of pinewood derby axles in slotted bodies. WOW! Big D 23 Mar 2014 5. We borrowed the actual Pinewood. There is less friction with 3 wheels rolling than 4. Create a Pinewood Derby car that is reasonably aerodynamic. Add decals. 5 oz of weight to your car, depending on your car design and the weight of your pine wood block. Learn how to install wheels and axles for your pinewood derby body without breaking, chipping or busting out your slots. Bake your block. Use bent polished axles. Move the car forward or backward until it balances on the ruler. in front of the rear axle. The grooves reduce the contact area between the axle. The Derby Dust axle set - with an axle alignment tool, body slotters, axle pullers, and a Pinewood Derby axle guide, you’ll be flying straight and true. Wheel spacing when mounting wheels. 0 in = 3. Whether you have a question about our shipping, online ordering, how to download a booklet or technical questions about our products, find your answer here. If you have the weight pocket in back filled, and you have a 3/4" CoM, you're looking good. We developed a routine and timeline that would guide us from cutting out the car to the final weight placement. The Pro-Axle Guide will improve the speed of your pinewood derby car by ensuring accurate mounting of axles: Axle Insertion: Ensures accurate mounting of axles (in axle slots) to improve alignment. You will not be disappointed with the quality of these wheels. Figure 1 – Effect of Vertical Weight Position on Fall Distance. Let the paint dry. Raptor Kit. Our Polished Axles are official pinewood derby axles that we: Straighten the axle. Wheel bearings, washers & bushings are not allowed. Review: 2. Derby Dust® tech’s utilize 7 steps in making fast world class pinewood derby car kits. 49. Also included is are pre-drilled axle holes to (optionally) raise either front wheel. Arrow. Pinewood Pro's PRO Super Speed nickel plated axles with 2 grooves have been winning pinewood derby races for over 15 years. Pinewood Derby Design Overview: Fundamental equation of Pinewood Derby Car Design: Kinetic Energy (speed) = Potential Energy - Lost Energy Design Strategy: 1. Only dry lubricant is permitted. Experiment 1 – Rotational Inertia. If the weight is over 5 oz, drill holes in the bottom of the block between the two axle slots until the weight is 5 oz. Ship to Me-Free Shipping. Check wheel height - balance weight and makes car roll straight. 5 inches. To get the exact weight you need, use. Axle Placement Guide. 7 mm). 5. Place a second mark at 1⁄4th of an inch, as shown in Figure 2. Today’s Pinewood Derby® wheels require little preparation to be race ready when compared to previous molds. ITEMS NEEDED. Weight shall not exceed 5 ounces. The Pinewood Derby kit will include a block of wood that will become the body of your Pinewood Derby car as well as your wheels and a special nail that will function as an axel. There will be anywhere from 1/2 ounce (on a front wheel) to 2 ounces (on a rear wheel) of weight pressing down on the axles. Create Glue Holes: Glue the axles firmly in their holes to ensure that they stay perfectly placed, but make sure you don’t get glue on your wheels. A Pinewood Derby hub tool - improve accuracy and reduce the friction of your wheel hubs. Max out your weight at the regulation 5 ounces. Pack the wheels hubs and axles with the paste. Location: houston, texas. Key 2: Wheel Axle Preparation - Axles - no flaws, straight, polished; Wheels - no flaws, polished. Cut the flex weight cylinders with a scissors so the total weight is 4. Rail Riding Q&A. Derby Dust® utilizes every tip and trick with each part we manufacture. Pinewood derby block, nails, and wheels. Place the block, wheels and axles on a scale. The cars will weigh between 4. 0 out of 5. ( Car Not Included) Add to cart. 3: Clamp the axle in your drill press or power drill. Wheels Q&A. Type. The key to maximizing momentum is by adding weight. Brand: Derby Dust. Accurate alignment is critical for top speed! 2. Type. and noticed a touch of wobble due to imperfect placement. 54. BSA Lightly Lathed Speed Wheels are precision tuned and super fast, while leaving all of the BSA markings in the inside and outside of the wheels. 4 15 ratings. Pinewood Derby Rules Q&A. Derby Talk is a forum for Pinewood Derby, Awana Grand Prix, Kub Kar Rally, Shape N Race Derby, Space Derby, Raingutter Regatta and other similar races where a child and an adult work together to create a race vehicle and a lot of fun and memories. Then put more graphite in, do it again. 2 Liquid lubricants 2. This is the arfcom of pinewood derby. current price $13. Just align and secure the PRO Driller™ Tool so the raised wheel hole is above the left (or right) front axle hole. The car must have been made during the current year (the year in which the derby is held). Pinewood Race Car Turn-In and Miss. For my last tip short of what are "known" rules to be competitive such as polished axles, polished wheel bores, tapered rims, touch free bodies, 3 wheels (often not allowed), cambered wheels, and maximum weight is to minimize axle friction. A. Winning CO2 Dragster & Blastcar Secrets - INSTANT. Derby Worx Pro Wheel Shaver XT View Product: RollerBones Turbo 94A Speed/Derby Wheels with an Aluminum Hub (Set of 8) View Product: Luggage Wheel Replacement Kit – Set of Wheels, Bearings, Bolts, Axles (Black) View Product: Awana ® Grand Prix Pinewood Derby Wheels 1gram – Ultra Light View Product: Revell. The width of the car shall not exceed 2-1/4 inches. The more your pine car weighs, the faster it will go on a downhill ramp. Rodgers Middle School, 97 Old Dock Rd, Kings Park, NY 11754. Elimination of weak wheel – Oftentimes, one of the wheels will not spin as nicely as the others. It performs seven key functions needed for proper alignment. weight placement. Building your Dragster or Blastcar. That being said, you need the center of gravity to be in front of the rear axle to stabilize the car. Pinewood Wizard body – This body allows the weight to be readily changed without affecting the balance point. The car must have been made during the current year (the year in which the derby is held). The cars designs below with links take you to the plan for that car. This can be seen by the [black] line on the graph which shows the 5 weight combinations with the least difference between the slowest and the fastest times. 95 – $ 28. Roll it on the floor. The wheels in this kit are PineCar type wheels, so they are not allowed in a Cub Scout BSA race. Plan on adding 2 to 3. 5g lighter than stock wheels with our exclusive friction-free, graphite-coating. How to Make the Fastest Pinewood Erdball Car . This angle reduces friction as only a tiny portion of the wheel makes contact with the track. 1 Category: Pinewood Derby Speed Supplies. 166oz) Package includes 12 cubes for a total of 2oz of weight. If your car weighs less than 5 ounces, you can add extra weights like coins to enhance its performance. 6 inches tall (2. Awards and Recognition: The most important values in Pinewood Derby competition are participation, good sportsmanship, and learning how to follow rules. by sporty » Sat Jan 28, 2012 5:08 pm. A better solution is our graphite pads. Each cube is 1/4" on a side and weighs precisely 4. Our BSA (Cub Scout) Ultra-Lite Pinewood Derby Wheels are lathed in 5 dimensions. $6. So the circumference or distance around the wheel is π (pi) times the diameter. But we made 2nd place among. The evaporation rate of the silicon lube is just too fast for pinewood derby racing. The Official Grand Prix wheels (including the BSA colored wheel kits) shall be mounted on the Grand Prix axle nails. Rub a clean cotton strip against the nail for 15 seconds to buff it. 4 Bushings 3 References Wheel Alignment [ edit | edit source] Axle insertion tool Wheel alignment is. Number one, a CNC machine ridge to line up in the slot of the block. How to use the axle guide to. Cut off a vertical slice of the "extra" wood and reattach it to the front of the car. So that means as far back and as *low* as you can get it (and still be stable). However, a different placement will not have any significant effect on the performance of the car. 6 inches tall (2. 2: Place a dark mark on the axle at 1⁄16th of an inch from the head. With over 1000 builds with most posted on YouTube. Grooves have two problems. 8. Once again, a perfectly straight axle slot, drilled with the PRO Body Tool will eliminate camber. 930″ COM in front of the rear axle. The 2. Complete pinewood derby design plan with full instructions, 3D AutoCAD graphics of the car showing each cut, weight placement, hints, building tips, tool list and car cut-out templates to use as a cutting guide. Reviews. The overall width of the car shall not exceed 2 ¾ inches. Items mentioned in this video: 5 Axles Block Diamond. The single tungsten cylinder on top weighs . 056 oz (stock. Weigh your car. If desired. 6. Key Alignment #2 - Fore/Aft. I've seen. Plus, the angle makes the wheels migrate outward on the axle, rubbing against the axle head rather than the higher friction-prone body. Pine-Car Straight Tracker Only (shaper is not included) Pinewood Derby Tool #p4613. Place the drill in a vice or use a drill press. Pure graphite with ZERO additives is the best graphite dry lube. The cut slots must be used for the axles and the wheel base distance must be 4-1/4 to 4 3/8 inches. Pinewood derbies are often run by packs of the Cub Scouts program. Precision lathed treads inside and outside, wheel edge and hubs are trued and squared, lighter weight, mold matched, then treads and hubs are perma-coated with graphite using our patented process. In this section, we perform an experiment where we vary the aerodynamic properties of a pinewood derby race car, and measure the effects on the car’s speed. A pinewood derby car should go as straight as possible, so a longer wheel base is an advantage. The beads along the wheel rim are still visible. ;. Tools Q&A. Post by 68sportcoupe » Fri Dec 30,. Diagram of pinewood derby car wheel alignment under conditions where the wheel moves out when the car rolls either forward or backward. Locating the COG. Pinewood Derby is an exciting and fun-filled activity that has been enjoyed by millions of kids and adults over the years. This is the part that you will use. Car Design Plans. While you may have certain tools needed already on hand, such as needle-nose pliers, many of these. The tool has a built in gap gauge to set the correct wheel hub to car body gap. Don't do just 1 inch, do 4 inches over 4 feet. Alignment is accomplished with multiple trials of running the car down the slope with the front end facing down the slope or, in reverse, with the rear facing down the slope in the. Pine-Car Pine Car Axle Slot Jig Pinewood Derby Tool and Accessory #p4610. The track surface was very clean and smooth, with smooth joints. 5621, 5622 - Drilled axle holes for Awana axles (3/32" bit) - add $1. Derby Talk. PRO Graphite is a high performance, special blend of ultra-fine powered graphite with molybdenum disulfide additive. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Watch a video tutorial by DerbyDust with tips and tools for a smooth and easy process. Pinewood Derby Car Weight. 004" Don't wobble; Roll straight; Diameter for all four wheels in a set are within . Pine Car Derby Wheel Alignment Tool. SKU: 5149 Categories: Individual Derby Tools, Pinewood Derby Tools. The raised pinewood derby wheel will be 3. 313" wide. it is to help provide first time racers with a the important. For more: Welcome to the new video on - how to align and tune a pinewood derby cars wheels and axles. I used old wheels and nails from other Pinewood Derby cars I had around the house, but you can purchase the kit from a variety of places or even find 3D models of the wheels and axles online. Posts: 3. Skate to the finish with your skateboard pinewood derby car! Complete pinewood derby design plan includes AutoCAD graphics showing each cut of the car and full instructions! We'll even show you where to put the weight, include building tips, a tool list, and extremely clear cut-outs to use as a cutting guide. The standard wheel placement with the BSA Pinewood Derby Kit will clear just fine. However, the wheel base setting can be adjusted between 2. Pinewood Derby Times Volume 14, Issue 4. 5″. so They are precision tuned while removing . To achieve this, place 2/5 of the added weight behind the rear axle, and the remaining 3/5 in front of the rear axle. Where the extended wheel base would not transition as well on the incline,however should track better in the flat. These bumps cause friction. Pinewood Derby kit or official Pinewood Derby wheel replacement kit. The wheels must be from the official B. Derby Talk is a forum for Pinewood Derby, Awana Grand Prix, Kub Kar Rally, Shape N Race Derby, Space Derby, Raingutter Regatta and other similar races where a child and an adult work together to create a race vehicle and a lot of fun and memories. My son is 7 years old and this was our first Pinewood Derby. Weight placement. Checkered Flag Strand. These wheels are: Selected from molds that have demonstrated higher performance; Round within . I am a big fan of 1× 3⁄8″ hole drilled behind the rear axle, with 2× 3⁄8″ holes in front of the rear axle as close as you can get them. I managed to center it pretty easily, but if the screw end was beveled like a lug nut, it would solve this problem. 1 that the diameter of a pinewood derby wheel is about 1. Where the extended wheel base would not transition as well on the incline,however should track better in the flat. WISH LIST . $14. This is what optimal weight looks like in derby. Insert 2. Start at a medium-low speed and 400 grit. Notes: Tungsten is non-toxic and child-safe. 33. Technical Information BSA Pinewood Derby Axle. 25 oz Tungsten Pinewood Car Weights + 20 Page Step-by-Step Build Guide for Apollo 2000 Derby Car Showing Design + Weight Placement, Bring Your Car to The 5 oz Limit and Gain The Winning Edge. 5 Degree Bent Axles with Graphite-Coating (set of 2 axles)The Pinewood Derby is a staple of the Cub Scout program, and the Cub Scouts has always been promoted as a family program. 5 degree Bent Steering Axle is used on a front wheel to get your car to steer. The Wedge Pinewood Derby Kit includes. The main benefit to extended wheel base is for making it easier to have a. The pinewood derby car must be free-wheeling with no starting devices, and run down the track without. If you are using the solid plate lead weights, it will be more difficult to distribute weight to obtain the proper COG. 95. 10. Tips and Tricks used by the Pinewood Derby® Professionals. WISH LIST . Tungsten Disulfide WS2 Premium Lube. If you want to know how to go fast, read here. Wheel Placement: The car body must be at least 1 3/4 inches wide at the axles. Pine-Car Pinewood Derby Strip Weight 2 oz Pinewood Derby Car Weight #p352. But later (from the winning family) I learned about rear-weighting. Not from Pinecar or Revel kits. WHEELS AND AXLES: Use only Official Scout Grand Prix wheels and axles. The axle is pre-bent in the perfect spot away from the wheel. Must dry lubricant a authorized. 75) inches. Pinewood Derby® Car Weight placement plays an important role in how well a PWD car will perform. It also minimizes the risk of damaging the car body during axle insertion. The shorter wheel base car should have longer to fall on the incline due to set back wheels. S. Sand and polish your wheels and axles. A little background: a Pinewood Derby car is a small wooden car that races down an inclined track, powered only by gravity. Pinewood Derby. NitroRail Kit. Revisiting the Pinewood Derby Balance Point. Wheels and axles are not included, so use the wheels and. The components include: 5632 – Sports Car Kit with precision-cut axle slots that match BSA specifications in placement, depth, and width. 45. Wheels – Polished wheels that spin freely and for a long time is your goal. We find 5/8 of an inch is an optimum setting. Tap and gently spin the wheel to work the graphite into the wheel. 45. ) Once the car is printed, the nails can be pushed into the holes for a snug friction fit. Continue until. Weight placement is important in Pinewood Derby car construction. 5 oz and is 7/16" long. You may lightly sand the wheels to removeSecond: Polishing the wheels, screws, and the end of the dowel will definitely make a Pinewood Derby Car go much FASTER!!! The Kit includes: - Metal Polish: A ¼ oz. his video is part 2 of a 3 part series in basic Pinewood Derby Car building. 1 Thus, for every 1 inch dimension of the toy car, the pinewood derby car will be 2. If it dоеѕ, thеn this trick iѕ definitely оnе wау tо ѕрееd uр. The Raptor Pinewood Derby Car Kit includes a pre-shaped body with axle slots or holes and weight pockets, tungsten weight, and instructions. Next time you’re driving, notice how many exposed wheels are on the road. Most kids use powdered graphite for lubricant on the axles and wheels. This balancing point (COG) will differ from car to car due to design, type of weight, type of wood, etc. Alignment is accomplished with multiple trials of running the car down the slope with the front end facing down the slope or, in reverse, with the rear facing down the slope in the direction of. To far endorse and your car will pop a wheelie, spoil any chance for a succeed. We believe it. Find Out More At: Learn how to ensure accurate wheel spacing and axle nail alignment with the Axle Placement Guide from PineCar. Pinewood Derby kit provided by the Pack orPinewood Derby in Six Easy Steps - INSTANT DOWNLOAD! Pinewood Derby Fast & Furious - hard copy book. Pine-Car Pinewood Derby Wheel Turning Mandrel Pinewood Derby Wheel and Axel #p357. The blocks vary in density from 3 to 6 ounces. The built in ruler simplifies the process of finding the exact balance point of your car. However, to increase stability and guard against speed-killing wiggles the fastest Pinewood Derby cars will steer (or. 5 Degree Bent Axles into the rear wheels. There was 0. A chunky car design has more wood so it needs less weight. Use wit. That being said, you need the center of gravity to be in front of the rear axle to stabilize the car. Maximize potential energy and minimize lost energy. 0:00 / 1:18. CONSTRUCTION RULES 1. Pine-Car Pine Car Total Hub Shaper Pinewood Derby Tool and Accessory #p4614. Start at a medium-low speed and 400 grit. Remove and be more aggressive. Cartoon or Fantasy Derby Cars. Correct flaws. Only axles from BSA kit allowed and may be polished, all others prohibited. As the axle head and the wheel rub against each other, they create friction, which slows your car down. 3 cm) strip of cotton and press the center of it against the spinning nail. The placement of your wheels could be too high on the block. These Ultra light Pinewood Derby bodies are super light and allow us to maximize weight placement where we want it. SKU: 8200 Categories: Pinewood Derby Car Kits and Blocks, Pre-Cut Pinewood. 25” high and weighs 3. which is the Pinewood Derby weight limit. With PineCar's conformity gauge you can check if you pinewood racing car will qualify with one easy step. . m. 3x 3/8″ weight holes from the side. From my experience, the closer the COG to the rear of the car, the more. Wheels • Your pinewood derby car will be faster if only three wheels touch the track. 5621, 5622 - Drilled axle holes for Awana axles (3/32" bit) - add $1. They contain the. •Note: Can use colored wheels if have BSA Logo •Width shall not exceed 2-3/4 inches. Wheel spacing - Checks wheel clearance against body to make sure wheels do not bind or wobble. Glue the canopy to the top of the car with super glue or epoxy. So you want the car to be as heavy as possible. Wheels: Use only Stock Official Scout Grand Prix wheels. Buy the video to learn more about aerodynamics, weight placement, wheel alignment, and more! Or, open this template in the free drawing program Inkscape to design your own shape. I did a few weighted-wheel spin tests on a wheel lubed with Boron Nitride 10 (applied with a pipe cleaner through the bore). The Race Committee is responsible for recognizing and. The overall width of the car shall not exceed 2 ¾ inches. Our lathing process makes these wheels precision tuned while removing weight giving you a fast start and precision rolling all the way to the winners circle! All BSA markings remain. Use axle guards. Add to cart. Re: Pinewood Wobble Problem. Pinewood Derby Times Volume 15, Issue 5. Post by Stan Pope » Thu Jan 22,. I was a little confused by my first graphed results. The wheels must be from the official B. Then drill into the bottom, center guide hole. docx Author: Stella Yu Created Date: 1/22/2013 5:29:34 PMPinewood Derby Complete Car Kits — “Wing”. 2. 5622 - Extended wheel base block with standard slots - add $1. Batmobile derby design plan comes with complete, clear instructions, 3D images of the car showing each cut, weight placement details, speed hints and building tips, as well as a tool list and car cut-out templates to use as a cutting guide . Pinewood Pro 3D derby car designs are the. 4. The center rail height is about 1/4 inch. That depends on two factors: the density of the block in the kit, and the amount of wood removed when making the car. The best way to establish that is to put the front wheel that is touching on a scale and try to get about 25 grams on the front wheel. Then we went to work. 95. 8. One front axle hole is slightly raised so that the car will ride on three wheels (best performance). If the force is applied to the wheel, then the wheel can be damaged, especially with the expensive, high-performance wheels in common use today. Unless installation in the original slot is required, a drilled axle hole will make. The weight of the car is usually limited to 5 ounces.