ITEM NAME:6mm Thread Motorcycle Main Jet Kit Carburetor 98-130 10 Size Injector Nozzle Description: - Check if it fits your parts or not before you pay. - Thread Size: M6 x 0.75 - Overall Length: 8mm - Round Style Main Jet for Keihin - Start with a larger jet when tuning your carb and trying to get the air/fuel mixture dialed in . Then proceed in small increments, so that it will not make damages to your engine Specification: - Diameter of head: 8mm - Thickess of Head: 3mm - Size: 98 102 105 108 110 112 115 120 125 130 Package Included: 10 Pieces Carburettor main Jet.10 Pieces Carburettor main Jet. - Round Style Main Jet for Keihin. - Start with a larger jet when tuning your carb and trying to get the air/fuel mixture dialed in. - Size: 98 102 105 108 110 112 115 120 125 130.