1. SIZE: Thread diameter:14mm / M14x1.25 ;Thread length:19mm
2. Model: F7TC .100% brand new and high-quality spark plug ;Fits GX120 GX160 GX200 GX240 GX270 GX340 GX390 engines generator, lawnmower, tractor, rototiller, water pump, go kart, mini bike
3. Fits tillage machine and polishing machine.chinese gasoline engines168F/168FA/168FB (160CC/163CC/5.5HP & 193CC/195CC/196CC/200CC/6HP/6.5HP), 170F (207CC/208CC/211CC/212CC/6HP/6.5HP/7HP)
4. Fits chinese gasoline engines: 173F (242CC/8.0HP), 177F (270CC/9.0HP), 182F (337CC/338CC/11.0HP) , 188F (389CC/390CC/396CC/401CC/13HP/14HP/15HP/16HP）, 190F (407CC/414CC/420CC/13HP/14HP/15HP/16HP)
5. Reminder/Note: To ensure that you buy the correct product, please read the product description or picture size carefully. Thank you for your attention. We will try our best to help you solve the problem