Description: Performance racing cdi & ignition coil. Material: Rubber+Plastic Racing 3 electrode spark plug, red color. 6 pin CDI box. Match up exactly with the old equipment in perfect fitness, just replace and ride again, easy to install. Fitment: for GY6 50c 70cc 90cc 110cc 125cc 150cc 139QMB, 152QMI and 157QMJ engines dirt bike ATV go kart chopper pocket bike. Ignition Coil Feature: This coil can improve combustion efficiency, strengthen electrical performance. CDI box Feature: Connector: AC, 6 Pin male plug. CDI Size(L x W x H): 7 x 4.2 x 4.1 cm / 2.76 x 1.65 x 1.61 inch Spark Plug Feature: Models: A7TC. Length: 7 cm / 2.76 inch Package Includes: 1 Piece Ignition Coil. 1 Piece CDI box. 1 Piece Spark Plug