4 Gear Armature Upgrade HO Slot car

In this video we install a high performance 5.5 ohm armature in a AW 4 Gear HO slot car. This yields huge gains and was actually much easier than anticipated. Be sure to let us know what you think in the comments. If you want a high output arm or any other parts seen or mentioned in this video be sure to check out viperscaleracing.com