The car must have 3/8” clearance underneath the body so it does not rub on the track. Use all of the graphite. So you want the car to be as heavy as possible. Pinewood Derby Design Overview: Fundamental equation of Pinewood Derby Car Design: Kinetic Energy (speed) = Potential Energy - Lost Energy Design Strategy: 1. When constructing a Pinewood Derby car, weight placement is a crucial aspect to consider. A better solution is our graphite pads. h. 3: Clamp the axle in your drill press or power drill. 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. Adding Pinewood Derby® car weights is an important step when milliseconds count. To get the exact weight you need, use. ( Car Not Included) Add to cart. This canting reduces friction of the wheel against the car body and moves the rear wheels away from the center rail. Wing Kit. A Tungsten Round can be easily used for pinewood derby car weighting if the weight of the car body, wheels, and axles is less than 1. The components include: Wedge Body, BSA Speed Wheels, Speed Axles, Steel Weight, and Max-V-Lube Graphite. 2% to 22. 313" wide. Our Price: $3. Pinewood Axle File. Add enough weight to make it exactly 5 oz. Axles, wheels, and body shall be from the materials provided in the kit. Https://derby tools used to test quality of wheels. Therefore, the pinewood derby car will be 7 inches long (2. 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. Good for spares or replacement parts or for experimenting with axle and wheel modifications. Marty I bought these axles along with the PRO Graphite with moly additive and the car. Only official BSA wheels allowed and letters must be visible. Heats were run with the weight concentrated in the center of the car, and then with the weight placed at opposite ends of the car. Pinewood Derby PRO Graphite with Moly. The SmartLine Finish Line shows the placement result as it occurs. Set of replacement wheels and axles. Pinewood Professor: Pinewood Derby Super Site - Pinewood Derby Car Design, Weighting, Wheel and Axle modifications, Tuning - Everything you need to know to WIN this YEAR ! The effects of weight placement on pinewood derby cars. Get the best pinewood derby car design plans on the. Many years have gone by, and rear-weighting is still the way to go. Don't do just 1 inch, do 4 inches over 4 feet. Plus, the angle makes the wheels migrate outward on the axle, rubbing against the axle head rather than the higher friction-prone body. Pack the wheels hubs and axles with the paste. Items you cannot use in a pinewood derby car include wheel washers, bearings, and springs. so They are precision tuned while removing . Last year was a poor year for pinewood derby performance for my sons. 3. Weighing in around 15 grams, this lightweight pine body. Pine-Car Pinewood Derby Wheel Turning Mandrel Pinewood Derby Wheel and Axel #p357. The Wedge Pinewood Derby Kit includes. This is an easy car to build! This design comes with a complete 3D plan with clear, step-by-step instructions, as well as 3D AutoCAD graphics to help you build your car. 5621, 5622 - Drilled axle holes for Awana axles (3/32" bit) - add $1. The Speed Test number below is the average speed increase you can expect over Stock BSA wheels based on our experimentation. 7 and 5 oz when finished depending on the paint and accessories added. Batmobile. Maximum and Minimum WHEELBASE (axle head to axle head*) – no less than 4. These are 1/4″ self adhesive pads that are placed over the axle hole on the body. Pro-Ultralite Speed Wheels from DerbyWorx – These official BSA wheels weigh 1. The pinewood derby wheel shaver – Pro-Wheel Shaver XT2 is a precision device that will ‘shave time’ off your pinewood derby runs by: Creating a wheel which is perfectly round, and true to the wheel bore with-in thousandth’s of an inch. Then shave or sand the recess to 1/16th of an inch deep. Sort By. Should I sand my pinewood derby wheels? In the past, pinewood derby wheels had a mold mark on the wheel tread that had to be removed by sanding. Maximum WEIGHT – 5 oz (142 grams), as measured by scales during official registration. Weight - It is vital to have your Pinewood Derby car weigh the proper amount. Pinewood derby axles are one inch long, 0. And the drfit, well I usually measure at 4 feet not 3 feet. 7. ) Once the car is printed, the nails can be pushed into the holes for a snug friction fit. The weight of the car is usually limited to 5 ounces. Add decals. Rim is trued and cut back slightly for perfect. 5. The standard wheel placement with the BSA Pinewood Derby Kit will clear just fine. Watch the video and follow the steps to place the wheels in the correct position and orientation. It performs seven key functions needed for proper alignment. There is less friction with 3 wheels rolling than 4. $ 10. Use a high-quality paint. 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. Wheels and axles are not included, so use the wheels and. Only dry lubricant is permitted. Pine Car # pinp4611. PRO Graphite is your #1 speed secret! Track tests proved 17. Wheel bearings, washers & bushings are not allowed. Typically, the maximum weight of your pinewood derby car is five ounces, or 141. 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. The tab can be used for correct wheel to body spacing. When setting up your pinewood derby block for optimum performance, it is best to locate the rear wheels as close to the rear of the body as possible. Material is removed from inside the wheel to balance the wheel and give you a fast start and higher speed. A typical wheels weighs 2. Sand and polish your wheels and axles. We recommend fenders for this car which extend over the wheels. The maximum height of the car cannot exceed 5 inches (Adjust this limit so that the cars will pass under your finish gate). The Black Avenger Derby Car kit includes pre-cut car, hood scoop, cockpit bubble, turbo vents, weights, decals and instructions. Notes: Tungsten is non-toxic and child-safe. it is to help provide first time racers with a the important tips in a correct. The Pinewood Derby block is 7” long x 1. PINEPRO-Pine Car Derby: Wheel Tuning Kit With Mandrel. Pinewood Derby Times, Volume 18, Issue 10 – February 6, 2019. All the other elements of the car were exactly the same as the previous years, the shape of the car and weight placement were unchanged, just goes to show how important the wheels and axles are to winning the race. December 29, 2021 by Admin. “Open” Races 1. Watch a video tutorial by DerbyDust. Number one, a CNC machine ridge to line up in the slot of the block. This is the Axle Placement Guide from PineCar by Woodland Scenics. Pine Car Derby Wheel Alignment Tool. Top. Free Book - How to Run the Pinewood Derby:. The fastest pinewood derby car designs feature proper weighting and distribution. 0 out of 5. 98 SAVE 20% ! Pine Car Item #. We recommend that you use our Stick-On Weights or Tungsten Weights to fine tune your car's weight to 5 oz. 00. 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. As the wheel base is adjusted the optimum or ideal CG position is calculated and displayed as a reference for comparison to the actual measured CG. 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 . You can make the SpongeBob Square Pants pinewood derby car with our step-by-step car design plan. a 4 oz on the rear and 1 oz on the front. Check alignment. Where the extended wheel base would not transition as well on the incline,however should track better in the flat. Saturday, May 6, race starts at 10 a. Best seller. Best Place to put place weight for Pine wood Car. Move the car forward or backward until it balances on the ruler. Chrome Pinewood Derby Wheel Decals. I managed to center it pretty easily, but if the screw end was beveled like a lug nut, it would solve this problem. Be sure and completely clean the axle of polish and dry it, or your eventual graphite lube will turn into sludge! Give your wheels a test-roll across a flat surface, and ensure that they are truly round - if any are not, then they are not suitable for use as a track surface. The rules that come in the Grand Prix Pinewood Derby Kit (BSA Kit 17006) are known as the "Rules in the Box. 25 in stock. The PRO Driller for drilling perfectly straight axle and. Add Weight: Remember to make your Pinewood Derby car as heavy as the rules allow. Pine-Car Pinewood Derby Wheel Turning Mandrel Pinewood Derby Wheel and Axel #p357. This insets the wheels a small amount, protecting the front wheels from abrupt. The end bored holes will also accomodate a raised front wheel for a 3 wheel alignment and ease in a rail rider setup. Graphite Pads. Add. All plans include templates and step-by-step instructions, and the plans provide for optimal quantity of weight, optimal weight placement for both the standard (scouting) wheel base and the extended wheel base, and much more. 2. I was a little confused by my first graphed results. 54. Revell Ford F-150 SVT Raptor Racer Kit Pinewood Derby Vehicle Kit. After all, a pinewood derby race car hardly moves at racetrack speeds. Too far get and your car will pop a wheelie, ruining any chance for adenine win. Pinewood Derby Rule #7 (The gray area begins) You must use the wheels that come in your kit. 45. Re: Wheel spacing when mounting wheels Post by Nitro Dan » Thu Jan 22, 2009 11:13 pm Here's a link to an article in the January 2008 Pinewood Derby Times (put out by Maximum Velocity) that discusses the optimal gap spacing between the body and the wheel: Our Wedge and Racer pinewood car derby blocks are now available with the weights pre-installed. The wheels will make your car much faster than the tungsten weight. Wheels • Your pinewood derby car will be faster if only three wheels touch the track. From the scout store we had purchased the pinewood derby speed kit that included: sandpaper, extra nails, a white powder (that I thought was Teflon lube), wheel mandrel, etc. 5621, 5622 - Drilled axle holes, 4 wheels on the ground - add $1. That being said, you need the center of gravity to be in front of the rear axle to stabilize the car. 95 – $ 11. Don't use spray-on graphite or moly. Momentum helps a derby car continue to roll as fast as possible on the flat section of the track. The car must have 1 ¾” clearance between the wheels. 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. . Shaft Length: 1 inch. 2. The overall width of the car shall not exceed 2 ¾ inches. Each cube is 1/4" on a side and weighs precisely 4. Cut off a vertical slice of the "extra" wood and reattach it to the front of the car. 8. Make sure your derby racer meets specifications before race day. 95 – $ 18. The axle is pre-bent in the perfect spot away from the wheel. 00. 188 seconds between the fastest and slowest car, about 23 inches. The only wheel modification allowed is a LIGHT sanding to true them up. Return to Product Catalog. Pinewood Derby Center of Gravity Mass Balance Stand. However, to increase stability and guard against speed-killing wiggles the fastest Pinewood Derby cars will steer (or. $4. Pine Car Derby Car Kit-Basic. Competition doesn't stand a chance against the bat car pinewood derby kit! Includes designer body details, custom dry transfer batman decals, black accent material, incremental weights, templates and step-by-step illustrated instructions. 5 Degree Bent Steering Axle (1 axle) PRO Graphite Coated 1. his video is part 2 of a 3 part series in basic Pinewood Derby Car building. Our 2. Wheels and axles are not included, so use the wheels and axles supplied by your club or order them separately. The placement of your wheels could be too high on the block. An ideal placement for who center away gravity is 7/8-in. The built in ruler simplifies the process of finding the exact balance point of your car. 2. 33 inches. 0 and 7. $13. Pinewood Derby Tracks, Timers and Race Management Software. Pinewood Derby boxed set. 10 Tips for a Fast and Cool Looking Pinewood Derby Car. Focus mainly on tuning or adjusting your axles. The overall width of the car shall not exceed 2 ¾ inches. The weight of the car is usually limited to 5 ounces. Key Alignment #2 - Fore/Aft. No other jobs, no other runs. 100K polished axles along with the Derby Dust® 3 stage wheel polish kit, and set new records. 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. Arrow. Pinewood Derby Scale Measures CG. Typically, races cap the maximum weight of a pinewood derby car to five ounces. 95. Another important one of these Pinewood Derby speed tips, is that you can. 7 simple steps that ACTUALLY MATTER to building a winning pinewood derby car. Within two years pinewood derby was launched nationally and soon became the premier event for the Cub Scouts. Wheels made after January 2009 are preferred because of the smoothThe maximum weight limit for a pinewood derby car is 5 ounces. 8g (. Derby Talk. A car must place well in the heats to place well overall (with. 22. 3. 056 oz (stock. Pinewood Derby. Remove the canopy and paint your car. Elimination of weak wheel – Oftentimes, one of the wheels will not spin as nicely as the others. Within 6 months, pinewood derby spread around the Los Angeles area. Correctly install axles into slots, and establish proper gap between wheels and body. Our pack leader and den leaders let everyone know up front that it is a good. Each cube is 1/4" on a side and weighs precisely 4. Glue the canopy to the top of the car with super glue or epoxy. Pinewood Race Car Turn-In and Miss. 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. 12-spoke or 14- spoke wheels marked "OFFICIAL BSA MADE IN USA" are permitted), including official factory-colored plastic wheels. Cut the flex weight cylinders with a scissors so the total weight is 4. A pinewood derby car should go as straight as possible, so a longer wheel base is an advantage. The Pinewood Derby is a popular scouting event in which Cub Scouts race small wooden cars that they have designed and built themselves. •Length shall not exceed 7 inches. weight placement. No Shipping Cost for this item. Shop our selection of Tungsten, lead, Tundra, Flex, and steel weight for your pinewood derby car. With over 1000 builds with most posted on YouTube. For more: Welcome to the new video on - how to align and tune a pinewood derby cars wheels and axles. Add to cart. in front of the rear axle. It must clear the ground by at least 3/8 inch. Pinewood Derby Car Plans 4 provides you with three winning car designs: the Sports Car, the Truck, and the Dune Buggy. Place the wheel/axle on the base with the pointed end of the axle up. There are 16 different mold numbers and every single mold and wheel can vary. 2. The top six cars from Pack 406 will compete in the Matinecock District Pinewood Derby! Please be sure Cubmaster Scott has your cars before impound on 3/9! 2023 Matinecock District Pinewood Derby. All BSA markings are intact. Remember, cars are timed to 1/1000th. The Pinewood Pro Pine Derby Car Kit comes with a FREE PRO Axle Guide and Wheel Spacer, a $17 value! • 2. ADD TO CART. In these rules, car bodies cannot surpass 2 ¾ inches wide and 7 inches long. 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. Easiest method for removing zinc coating is through chemical stripping. DIRECT HOME SUPPLIES. All pinewood derby tungsten weights are an alloy with over 95% tungsten. Posted on October 10, 2014 by Randy. The NitroRail Pinewood Derby Kit includes a pre-shaped body with axle slots or holes, weight pockets, steel weight, and instructions. Use lightweight wheels. How close should pinewood derby wheels be to the car? The hub of the wheel should be a credit card thickness (about . 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 WIN BY 3+ CAR LENGTHS: It's science. Pine Car Derby Car Kit-Basic. it is to help provide first time racers with a the important. This will help reduce the coefficient of friction between the. 166oz) Package includes 12 cubes for a total of 2oz of weight. By meeting this maximum limit – while also strategically placing your weights at the rear of your vehicle – you will improve your momentum and increase the distance your car travels towards the finish line. This means that nine of these and a drop of glue equals one ounce of weight that is exactly 0. All plans include templates and step-by-step instructions, and the plans provide for optimal quantity. Pinewood derbies are often run by packs of the Cub Scouts program. The picture below is a cross-section of the track. 5 Degree Bent Axles into the rear wheels. 02 seconds. Wheel bearings, washers, and bushings are prohibited. To demonstrate, below is a picture of a . The first is making sure the scout is involved,. Grooves have two problems. The wheel base (distance from front axle to the rear axle) may not be altered. Building your Dragster or Blastcar. $1295. Features :. 14 Results. 45. 5 oz tungsten cylinder (top) and a three-segment zinc cylinder that is . Pinewood derby car axle hole drilling jig. For maximum speed the front and rear of the car must be level with each other. But what most derby enthusiasts do NOT know, however, is that the type of weight actually makes a difference. Tap and gently spin the wheel to work the graphite into the wheel. Tracks Q&A. Most rules specify a 5 oz. BSA Graphite Coated Axles (4 axles) $10. The raised pinewood derby wheel will be 3. The best way to do this is to turn the car around (design it to run backwards). jar of a special water based polish for the wheels. Axle Placement Guide Learn to ensure accurate wheel spacing and axle nail alignment using the Axle Placement Guide. Anyone who has or had a son in the Cub Scouts knows about the Pinewood Derby, where boys make a car out of a 7 inch long block of wood, 4 nails for axles, and 4 plastic wheels and race them down an inclined track. Shark. Most people preparing their car know that the pinewood derby max weight of 5 ounces (141. A thin, small car design has less wood so it needs more weight. Only official Cub Sentinel Grand Prix Pinewood Derby wheels and spindle are permitted. Pinewood Derby ® races are won by hundredths, even thousandths of a second. Add to cart. All axles, wheels and car bodies should be made from material provided in the official BSA kit. Start at a medium-low speed and 400 grit. Product Code: 051033. $ 16. S. This can be measured by comparing the distance to the track (or other flat surface) at the front and back of the car. 1 that the diameter of a pinewood derby wheel is about 1. Takes. 4 OZ +/-. $ 13. 30. The advantage here will be wheel weight and weight placement, even aerodynamic advantage if you have the time. The wheel tread is . Oftentimes, just the front ‘steering wheel’ must be adjusted. Description. Our setup is for a 0. Example Pinewood Derby car construction rules from the "Cub Scout Grand Prix Pinewood Derby Guidebook" (BSA No. Raising a wheel makes your car faster because it takes less. Experiment 1 – Rotational Inertia. Maximum HEIGHT – 2. Toe in, Toe out - A wheel check to make car roll straight. The most important factor is that the car is balanced so it can roll smoothly. Cut a shallow groove in the axle shaft to act as a lubricant reservoir (on grooved axles). SKU: 5120 Categories: Individual Derby Tools,. Track clearance - be sure car will not drag on center rail. Extended Wheel Spacing Advantage The axles on our extended blocks are placed as close to the edge of the block as possible without exceeding the seven inch maximum car length rule. Title: Microsoft Word - Pack 1776 Tip Number 3 1-21-2013. Pennies minted before 1982 are 95% copper and weigh 0. PW ULES Revised 4. This simply designed One Cut car is ready to decorate without the need for tools. Check wheel height - balance weight and makes car roll straight. S. I chose to use a bearing which has 3/16 inch outside diameter (OD), and a 3/32 inch inside diameter (ID) (see Figure 2). All templates included to make SpongeBob's face, mouth, eyes, tongue and even his signature tie. 33 times 3/4), and 1. All plans include templates and step-by-step instructions, and the plans provide for optimal quantity of weight, optimal weight placement for both the standard (scouting) wheel base and the extended wheel base, and much more. The cars designs below with links take you to the plan for that car. Then drill into the bottom, center guide hole. Car Specifications: Width: 2-3/4”; Length: 7”; Weight: Maximum of 5 Ounces; Width between wheels: 1-3/4” The car must have been made during the year in which derby is being held. 3x 3/8″ weight holes from the side. Raptor Kit. Use to install wheels on BSA wheelbase for Pine wood Car. With our huge inventory of pinewood derby kits, wheels, decals, plans and more, we have what you’re looking for. Sold and shipped by. 7oz. 6. Tap and gently spin the wheel to work the graphite into the wheel. So if you were to make a car that used 1/3 of the block: Heavy block. A chunky car design has more wood so it needs less weight. 8. Wheels made after January 2009 are preferred because of the smooth WIth a long wheelbase, the weight can be moved further to the back while still remaining forward of the rear axle and errors in wheel alignment will affect the long wheelbase car less since it has a larger turning radius for a given angular wheel deflection. Cars must be registered on time and must be registered with the scout present. The car's wheels sit on the outsides of the two rails sticking up. $14. Everything you need to design and build a winning car. Grab a clean 1⁄2 in (1. Theres a txt file with details on how to start at Part 2 if you want. Forget the pencil or ruler; use our Center Of Gravity (COG) Stand to accurately measure and adjust the balance point of your pinewood derby car. Matching search results: This is no secret to seasoned builders. This will leave room for the wood putty. m. The Pro-Axle Guide will improve the speed of your derby car by ensuring accurate mounting of axles: 1. Get this immediately! Instant Download. 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. Learn what works and what doesn’t work. Center Guide RAIL CLEARANCE (distance between left and right wheels. The center rail height is about 1/4 inch. $12. 9. Wheel Placement: The car body must be at least 1 3/4 inches wide at the axles. Items mentioned in this video: 5 Axles Block Diamond. With the popularity of the pinewood derby,. 7 reviews. The SmartLine Pinewood and Space Derby® Finish Line Timer by supports up to 8 lanes with instant race results resolved to . Pine-Car Straight Tracker Only (shaper is not included) Pinewood Derby Tool #p4613. 5 oz wheels/axles = 2. Derby Dust® tech’s utilize 7 steps in making fast world class pinewood derby car kits. The wheels must be from the official B. Participants design and build their cars using a kit that includes a block of wood, plastic. 3. Pinewood Derby PRO Super Speed Axles. I aligned the wheels as well as possible and I glued them into place to avoid inconsistency. Pinewood Derby Car Plans 5 provides you with three winning car designs: the Stealth, the Speed Bolt, and the Detonator II. Pine-Car Tungsten Incremental Cylinder Weights 3oz Pinewood Derby Car Weight #p3915. Online Only. This may seem like an afterthought to many, but if your Pinewood Racer doesn’t go straight, the wheels will rub against the track, causing it to slow down. Find Out More At: - PineCar gives you the easiest way to lubricate your pinewood racing car. Pinewood Derby Advanced Car Plans provides you with three winning car designs: the Arrow, the Interceptor, and the Rocket. If your car weighs less than 5 ounces, you can add extra weights like coins to enhance its performance. Two weights provided: an incremental adjustable flat. But later (from the winning family) I learned about rear-weighting. $ 6. The pinewood derby is the wood car racing event of Scouts BSA. 9 out of 5 stars. 2. Boom. Spare set of 4 official BSA wheels and axles. Continue until. WISH LIST . 75” wide x 1. 3 cm) strip of cotton and press the center of it against the spinning nail. 4090 – Official BSA Matched Speed Wheels. Diagram of pinewood derby car wheel alignment under conditions where the wheel moves out when the car rolls either forward or backward. The Funny Car Kit Bundle includes all of the key items you need to build a competitive, BSA-compliant, pinewood derby car. The car must have 1 ¾” clearance. An extended wheelbase makes the car more stable and allows placement of the weights farther toward the rear of the car giving the car more speed. Use a high-quality paint. 95 – $ 39. First, use the drill guide tool to drill a hole in the center of each of your Pinewood Pro Derby car’s wheels. 45. If you are racing in a Cub Scout race, use the Cub Scouts wheels and axles from your BSA Cub Scout kit or. 9. 98 SAVE 20% ! Pine Car Item # pinp4611.