What is the fastest shape for a pinewood derby car?

But aerodynamics rule the day, and the best shape is a simple wedge. Just like a spoiler on the rear of a sports car, the wedge shape allows as much air to flow over the top of the car without hinderance while keeping the car pinned to the track.

Does a heavier pinewood derby car go faster?

Much has been written about the physics of pinewood derby cars, and this is one rare case in racing where heavy = fast. Aerodynamics have little effect in such a short race, but weight does and putting the weight at the back of the car will make your car faster on the flat of the track.

How do you weigh a pinewood derby car at home?

Best Location to Weight Your Pinewood Derby Car

When deciding on where to weight your car, you should try to reach a final balance point of the car 1 inch or less in front of the rear axle. 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.

What is the best weight for a pinewood derby car?

First, the basics: Your car should weigh as much as it’s allowed. In most races, a Pinewood Derby car’s weight is limited to 5 ounces. If your car weighs less than that, add coins or other weights. As far as where you should attach those weights to your car … well, let’s just say opinions differ.

What are the dimensions of a pinewood derby car?

The overall length of the car shall not exceed 7 inches. The overall width of the car shall not exceed 2 ¾ inches. The width between wheels must have 1 ¾” clearance. The car must have 3/8” bottom clearance underneath the body.

Are Bent axles legal in pinewood derby?

Wheels and Axles Rules

Official BSA wheels must be used. The wheels may not be cut, drilled, beveled or rounded. You may remove the seams and imperfections from the wheels.

Should I bake my pinewood derby block?

Should I bake the pinewood derby block? The short answer is no, do not bake the block. The idea behind baking the block is to remove moisture which will make the block lighter. You can then add more weight to the back of the car.

What are pinewood derby cars made of?

Pinewood derby cars are made from kits containing a wood block, plastic wheels and metal nails for axles. The completed cars race down a multi-lane track powered by gravity and slowed by friction and wind resistance.

Do you glue pinewood derby axles?

7. 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. 8. Add Weight: Remember to make your Pinewood Derby car as heavy as the rules allow.

What is the best type of paint to use on a pinewood derby car?

ByBrittney. Pinewood Derby cars were painted over 100 times, and we selected the best paints for them. Sand and paint are the best way to apply these high gloss acrylic paints – they do not require primer or wood sealer.