There are many books and loads of articles on how to build the fastest Pine car designs out there, so we wanted to compile a few of our favorite tips. The derby’s noble goal is to foster a stronger relationship between the Cub Scout and his parents by working together to create a personalized, custom, one-of-a-kind car from a basic kit. It is hoped that a scout feels pride in his work, enjoys the competition of racing against other scouts, and demonstrates good sportsmanship whether he wins or not.
Bake The Block.
It helps to erase the moisture so that you have more wiggle to put extra load at the end. Put a total of 5 ounces and not more than that. Place all of the load you’ll about an in. ahead of the rear axle. The closer the load to the rear, the faster your car will roll. For a more aerodynamic build, consider having a drill and a spade drilling bit on-hand to place your weight up and into the rock bottom of your car. There is a spread of weight-types available, and that we have also seen pennies used!
Use All The Graphite
Coat it everywhere – Where the wheels touch the axles, on the car itself where the wheel can touch the car everywhere. For best results, try mounting your wheels onto an electric drill so that you’ll polish at a far better speed and reduce the likelihood of adding accidental imperfections. You’ll also grab this sanding kit, which incorporates three sandpaper types designed to be used on your Pinewood Derby wheels and axles.
If you would like to urge in-depth with this, and it’s not against your pack rules, make the car’s adjustments to allow it to ride a rail – this is often more beneficial than your car bumping back and forth between bumpers. Differently to select up speed is to make sure that your car has an accurate straight alignment. For level two, use an Axle.
Press Tool To Make Sure Straight Axles
You’ll also glue your axles into place confirm |to confirm”> to make sure there’s no wiggling out of place – make sure not to get glue anywhere near where your wheels will be!
The smoother it is, the more friction is reduced, and therefore the faster your car can slice into the air. Start with a rough grit, move to medium grit, and finish with fine grit. It’s helpful to wrap the sanding paper around another block of wood for better grip and to assist prevent the addition of unwanted dips in your car. You’ll also up the ante by wet sanding the car after the primary coat of paint (so primer, then paint, then wet sand). We’ve used 1000 grit ultrafine carbide sandpaper. After this, proceed on with painting the remainder of your coats!