Mount each wheel on one of the axles that you prepared in the above step then spin the wheel. See our full instructions for polishing the axles. You will need 400 grit and 1200 grit sandpaper and a polishing paste. Will reduce the contact area between the axle head and wheel giving youĥ. Press the file against the axle head to give the head a slight taper. Then move the file to the inside of the axle First, place the file on the crimp marks until they areįlush with the axle shaft. This by mounting the axle in a drill then spin it while holding the file Use a jeweler's file to remove the crimp marks and burrs. Have burrs and crimp marks that should be removed then the axle should be polished to give your car moreĤ. The head wobbles, the axle should be replaced or you can use our Pro Either get another block or drill axle holes (if your rules allow). If either slot isn't perpendicular with the edge of the block, your car won't roll straight. The credit card edge should line up with theĪxle slot. Line the long edge of the creditĬard with the side of the block then compare the short edge of theĬredit card with the axle slot. PlaceĪ credit card on the bottom of the block. Check that the axle grooves are perpendicular to the block side. Push down on each corner of the block in turn You should also replace the block if there are any cracks that won't be removed when you shape your car.Ĭheck for a warped block. The block should be replaced if you find cracks near the axle slots or chips on the slots. Inspect the pinewood derby block for cracks and chips. Is defective, it is far better to replace it than to try to fix it.ġ. The first step is to inspect the block, wheels and axles. First Step - Check the Pinewood Derby Car Parts You will need one block, four axles and four wheelsĪs a minimum to build a car. Varieties of pre cut blocks, an assortment of prepared wheels and polished axles that are legal in all pinewood derby races and can If youĭo not have a kit or if you do not want to cut the block, we have several If you were given a pinewood derby kit then you can start with the first step on this page. If this is your first time building a pinewood derby car, I suggest starting out with a simple design requiring only a few cuts of the block. It is toxic.Ĭhildren should not use power tools without adult supervision If you use lead, wear gloves and wash your hands after use. When I’m older, I’m definitely going to put my kid in this.Wear protective goggles, gloves and a dust mask to protect your eyes, hands and lungs Every year my parents give me more responsibility. I’ve learned a lot and it’s a learning experience. I’ve learned you need to make your car aerodynamic, and you need to make it appealing to the people or you won’t win a prize. “I just love this car, and I’m really happy,” Colin said. In the past, he said he made the mistake of decorating his car the way he liked it instead of trying to appeal to the voters, his fellow pack-mates. Colin, a YouTube vlogger, said he’s developed an interest in WWII from other video blogs and wanted to incorporate the theme into his car this year. Colin Kaiser, 9, may not have won his heat races, but he did take home the award for Most Scout Spirit for his WWII-themed car. The Pinewood Derby isn’t just about whose car is the fastest, though. “For anybody who wants to build a car, they should use the basic model and put the weight in the center.” “It’s the center of mass,” Alex said of his winning strategy.
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