Why isn't there an 8 in your pinewood derby kit?

1. Does a pinewood derby car have to be 7 inches?
2. What is the fastest legal pinewood derby car?
3. Can a pinewood derby car have 3 wheels?
4. Are Bent axles legal in pinewood derby?
5. Why do heavier pinewood derby cars go faster?
6. What is the best shape for a Pinewood Derby car?
7. How do you make a gravity car go faster?
8. What is the best weight for a Pinewood Derby car?
9. Do you glue pinewood derby axles?
10. How tall can a pinewood derby car be?
11. What kind of wood is used for pinewood derby cars?
12. Why does my pinewood derby car wobble?

Does a pinewood derby car have to be 7 inches?

Can a pinewood derby car be shorter than 7 inches? Yes, you can make your car shorter but it is not recommended. A shorter car will have a lower center of mass at the start so it will have less energy to convert into speed when going down the track.

What is the fastest legal pinewood derby car?

The Black PRO Car is our fastest pinewood derby car. It pushes the Speed Limit! It is track-tested car ready to race featuring our race winning PRO friction-free BSA Ultra-Lite graphite-coated wheels and PRO BSA graphite-coated grooved axles.

Can a pinewood derby car have 3 wheels?

Especially when using axle slots, it is often quite difficult to get all four wheels to touch the ground evenly. In fact, many times people end up with three-wheeled pinewood derby cars by accident! Don't let your car design be accidental.

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.

Why do heavier pinewood derby cars 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.

What is the best 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.

How do you make a gravity car go faster?

If you want to go fast, the car needs minimal air resistance. As crazy as it sounds, a simple wedge shape car solves this problem. Don't forget to slant the back of the car so it doesn't drag when the car hits the bottom of the hill. Wheels - The wheels provided in the standard kit are excellent.

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.

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.

How tall can a pinewood derby car be?

The maximum height of the car cannot exceed 5 inches (Adjust this limit so that the cars will pass under your finish gate). 5. The car must have 1 ¾” clearance between the wheels.

What kind of wood is used for pinewood derby cars?

Pine – Any of a variety of soft, light-colored woods used for pinewood derby kits. Ponderosa Pine – A soft western pine. Sugar Pine – A soft, western pine noted for a sweet smell. White Pine – A soft eastern pine.

Why does my pinewood derby car wobble?

Pinewood Derby Wheels Wobble are a very common issue. Derby wheels are made with an injection molding process. Because they are not machined from raw material, flaws such as concentricity (wobble) will cause a wheel to wobble because the bore is not aligned with the outer diameter. ... No wheel mold is safe from flaws.