SUPER COIL IGNITION Brand New!! Never Been Used or Installed!! This item fits most Honda XR50, CRF50 or their clones 70cc, 110cc, 125cc & 138cc Pit Bikes. It may fit other China made pit bikes.This super coil gives you crisper throttle response and a quicker rev with more pull through the RPM's. Specifications: Provides a higher intensity sparks  15% more energy  Quicker rev. Better fuel efficiency