JRL 2pcs Spark Plug For 49cc 60cc 66cc 80cc 2 Stroke Engine Motorized Bicycle Bike Spark Plug Fits 49cc To 80cc 2 Cycle Engine Motorized Bicycle Pack Of 2 Package Include:2pcs Spark Plugs Size:Bolt Diameter:1.2cm Length:6.5cm Weight:90g Please check for the details and make sure this is the right one you need.