This item will fit all Chinese , such as TaoTao, Buyang, Roketa, Coolsport, , BMX, Kazuma, Sunl, AIM-, Baja, Panterra, Kymco, Eagle etc and various unlisted makes/models Fits models: GY6 QMJ/QMI157,QMJ/QMI152 4-stroke engines This coil can combustion efficiency, strengthen electrical performance Match up exactly with original equipment in perfect fitness, just replace and again, easy to install box Feature: Fits: GY6 50cc-150cc 139QMB, 152QMI and 157QMJ engines Connector: AC fired, 6 Pin male plug The orange is a ignition module has no limit and also has a single stage advanced timing circuit, this means you can get a faster response to rpm acceleration and a higher rpm limit at top end if you the orange Plug Feature: Models: A7TC colour: Color as shown Material: aluminum size: Thread Diameter: 10mm Hex Size: 5/8 inch dimension: 75mm x 42mm x 24mm(L x W x H) Ignition Coil Feature: Overall Length: 19 inch / 50cm Wire Length: 16 inch Package Contents: 1 * Ignition coil 1 * box 1 * plug Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.