You are able to use the ignition coil to increase the ignition energy intensity and improve the heat dissipation performance.With this ignition coil, the ignition energy intensity can be increased and the heat dissipation performance can be improved. It is the ignition coil that can be easily installed without complicated tools. Made of ABS and metal, the ignition coil is portable, practical and durable. The length of the ignition coil is 9cm, the width is 4.8cm and the height is 4cm. It is suitable for Honda-CB 650 1979-1985 30500-422-003/30506-MA6-003 and for Kawasaki GPZ 900 1985-1990 21121-1062. Item Name: Ignition Coil Material: ABS,Metal Color: Black Primary Resistance: 2.5K Secondary Resistance: 14.5K Installation Hole Distance: 102MM OE Number: 30500-422-003 Features: Excellent Conductivity, Anti-corrosive, Replacement Size Details: 9cm x 4.8cm x 4cm/3.54" x 1.89" x 1.57" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Applicable Models: for Honda-CB 650 1979-1985 30500-422-003/30506-MA6-003 for Honda-CB 700 1984-1986 30506-MA6-003 for Honda-CB 1000 1983 30500-422-013 for Honda-CB 900 1980-1982 30500-422-013 for Honda-CB 750 1979-1983 30500-422-013 for Honda-CB 1100 1983 30500-422-013 for Honda-GL 1200 1984-1987 30510-MA6-013 for Honda-GL 1100 1980-1983 30500-422-003/30505-MB9-003 for Honda-VF 700 1984-1986 30506-MA6-003 for Honda-VF 750 1982-1983 30510-MA6-003 for Honda-VF 1100 1983-1986 30510-MA6-003 for Honda VFR R 750 1990 30510-MR7-003 for Kawasaki GPZ 900 1985-1990 21121-1062 for Kawasaki GPZ 600 1985-1990 21121-1062 for Kawasaki GPZ 550 1984-1989 21121-1062/21121-1062 for Kawasaki GPZ Ninja 1000 1987 21121-1039 for Kawasaki GPZ 1100 1995-1998 21121-1039 for Kawasaki GTR A 1000 1986-2003 21121-1041 for Kawasaki KZ 550 1980-1984 21121-1036/21121-1010/21121-1011/21121-1035 for Kawasaki KZ 1000 1981-2005 21121-1038 for Kawasaki-ZG Concours 1000 1987-2006 21121-1110/21121-1111 for Kawasaki ZN 1000 1984-1985 21121-1038 for Kawasaki ZX 1000 1983 21121-1038 for Kawasaki ZX 550 1984-1986 21121-1109/21121-1108 for Kawasaki ZX E 750 1984-1985 21121-1107 for Kawasaki ZX 900 1984-1986 21121-1111/ 21121-1110 Package Includes: 1 x Ignition Coil