A7RTC CR7HSA Motorcycle Spark Plug A7RC A7TC CR7HSA 4549 Replace compatible for GY6 Engine 50cc 70cc 90cc 100cc 110 125 150cc Motorcycle ATV Quad Scooter Go Kart Moped Chopper Buggy Dirt Racing Bike Specification: 100% brand new and high-quality spark plug. Model: A7TC. Hex size: 5/8 inch. Thread diameter: 10mm. Thread length: about 12.5mm. Over length: about 69mm. Package includes: 3 x spark plugs. Compatible with the following spark plugs: NGK: C7HA, C7HSA, C5HA, C5HSA, C5HSB, CR5HS, CR5HSA, CR5HSB, C6HA, C6HSA, CR6HS, CR6HSA, CR7HSA. U22FS-U, U16FS-U, U16FS-UB, U16FSR-UB, U20FS-U, U20FSR-U, U22FSR-U. Champion: PZ7HS, Z9Y, Z10, Z10YC, Z12, Z8, Z9Y. AC S102F. Autolite: 2795. Bosch: UR3AS. Fitment: compatible for GY6 50cc-150cc horizontal engines. compatible for 50cc-70cc 90cc 110cc 125cc 140cc 150cc 160cc engines. most motorcycle, atv, quad, scooter, go kart, moped, chopper, buggy,pit bike, dirt bike, racing bike, mini bike and other bike,engine series with CVI Belt Transmission: All Chinese Made 50cc 139QMB,125cc 150cc 154QMI 157QMJ Scooters, ATVs and Go-Carts.Compatible with CRF50 DAX item will fits all Chinese brands, such as TaoTao, Buyang, Roketa, Coolsport, NST, BMX, Kazuma, Sunl, AIM-EX, Baja, Panterra, Kymco, Carroll Stream Eagle etc and various unlisted makes/models. 1.How can track my parcel ? You can track your parcel on the following website using your tracking number: When you use ordinary shipping: