Now you can improve the speed of your car by reducing friction inside the wheel bore. Used with drill on low speed, this handy tool provides equal pressure on the inner hub bore, polishing to minimize imperfections and flaws inside the wheel bore. The result is a reduction in break-in time and a faster racer!
Handy tool makes it easy to identify your racer's center of gravity so you can position your added weight to maximize speed and maintain control for a smooth, fast run.
The required measurements are etched right into the poplar wood stand?no pencils or ruler needed!
For more information on potential energy and center of gravity, check out Pinewood Derby® Speed Secrets #30538 (sold separately). Learn More
This book helps you build a stronger relationship with your child as you work side-by-side to build the ultimate winning car! From author David Meade, who got his start as a boy in the PWD, the book is filled with extremely useful information as well as tried and true techniques, to take you step-by-step with instructions, photos, and diagrams. Paperback, 128 pages. Learn More
The pattern designer from Pinewood Derby Speed Secrets, Troy Thorne, guides young car designers step-by-step through the building of beginner, intermediate, and advanced levels of cool cars. Learn More