Feature:Primary resistance 1.8??The secondary resistance with the cap is 36K??The secondary resistance without the cap is 26K?? The primary winding copper wire of the Ignition coil : 250 turns/full copper Secondary winding copper wire : 28000 turns/full copper Material:The material of The iron core : silicon steel sheetFeature: rust-proof, magnetic conductivity, low lossThe material of the hat ??silicone Feature: high temperature resistance, aging resistance, insulation resistanceThe hat contains a resistor Function: to prevent short circuit Fits for:1988 Honda Shadow VLX 600 VT600C1989 Honda Shadow VLX 600 VT600C1990 Honda Shadow VLX 600 VT600C1991 Honda Shadow VLX 600 VT600C1992 Honda Shadow VLX 600 VT600C1993 Honda Shadow VLX 600 VT600C1993 Honda Shadow VLX 600 VT600CD Deluxe1994 Honda Shadow VLX 600 VT600C1994 Honda Shadow VLX 600 VT600CD Deluxe1995 Honda Shadow VLX 600 VT600C1995 Honda Shadow VLX 600 VT600CD Deluxe1996 Honda Shadow VLX 600 VT600C1996 Honda Shadow VLX 600 VT600CD Deluxe1997 Honda Shadow VLX 600 VT600C1997 Honda Shadow VLX 600 VT600CD Deluxe1998 Honda Shadow VLX 600 VT600C1998 Honda Shadow VLX 600 VT600CD Deluxe1999 Honda Shadow VLX 600 VT600C1999 Honda Shadow VLX 600 VT600CD Deluxe2000 Honda Shadow VLX 600 VT600C2000 Honda Shadow VLX 600 VT600CD Deluxe2001 Honda Shadow VLX 600 VT600C2001 Honda Shadow VLX 600 VT600CD Deluxe2002 Honda Shadow VLX 600 VT600C2002 Honda Shadow VLX 600 VT600CD Deluxe2003 Honda Shadow VLX 600 VT600C2003 Honda Shadow VLX 600 VT600CD Deluxe2004 Honda Shadow VLX 600 VT600C2004 Honda Shadow VLX 600 VT600CD Deluxe2005 Honda Shadow VLX 600 VT600C2005 Honda Shadow VLX 600 VT600CD Deluxe2006 Honda Shadow VLX 600 VT600C2006 Honda Shadow VLX 600 VT600CD Deluxe2007 Honda Shadow VLX 600 VT600C2007 Honda Shadow VLX 600 VT600CD Deluxe Package:1 x Ignition Coil with 2 x spark plug cap Note:Please Compare Your Original Unit With The Picture.