How To Calculate The Pitch Circle Diameter PCD
A simple calculator to helf find the Pitch Circle Diameter - PCD, the diameter of the circle which passes through the centre of all the studs, wheel bolts or wheel rim holes.
How To Convert A Classic Bike From 6 To 12 Volts ...
The first step is obviously to get some new 12 volt parts for your bike – mainly bulbs and a battery. I decided to leave my existing 6 volt horn in place as that should work fine on 12 volts (at least for a while!) and as it’s a cheap pattern part I’m not too worried if it eventually gets fried.
DampD Motor Systems, Inc. DC Motors Made In
D&D Motor Systems is the premier DC motor manufacturer in the U.S. for small to medium light-weight electric vehicle (EV) conversions. In addition we offer a complete line of U.S. made speed controllers to go with our high performance EV motors.