Motortech Ignition coil 06.50.003 (black) is commonly used with the ignition systems MIC500, MIC850. Each coil purchased includes 1 x accessory kit and 1 x primary side protective boot Jenbacher: 118257 Full rail upgrades available ex-stock for Jenbacher 3 series - plug & play in any ignition with 14 & 17 pole circular outputs (Woodward IC920/921/922/92x etc)Each kit comes with Ignition rails, coils, HT leads... Installation typically takes 1 hour! 74.00.004 - J312 Ignition kit 74.00.005 - J316 Ignition kit 74.00.006 - J320 Ignition kit We are leaders in gas engine upgrades! Try our DIA.NE control replacement for a more reliable COMAP/MOTORTECH system, more control, full open remote access and faster reliable service... use our contact form or email us at [email protected] for more information and a no obligation survey!