The primary advantages of a more powerful coil is better cold starting, better running at colder temperatures and clear ignition at higher rpmí»s. Also due to the molded ht cap design moister interference, especially problematic in wet conditions is negated. A plug and play solution that offers increased performance, more efficient fuel consumption and better reliability, a must for any scooterist. To even further benefit from a racing ht coil we recommend the use of an iridium plug. Colored box