Difference is found in the circumference (outer shape) only

Fits: > 88-06 KEIHIN CV CARBURETORS

This kit gives both dependability and a good performance increase

Coil cover is smooth type with chrome finish

A rear turn signal relocation kit may be required to help turn signals clear docking hardware/sissy bar side plates when a sissy bar is installed

Spark Coil Big Twin EFI 2001-06 Stötdämpare Difference is found in theDescription Black. Fits EFI (Electronic Fuel Injected) single fire models. OEM style reproduction single fire coil. Direct replacement. OEM replacement reference 31743 01. Fitment 01 06 Softail; 14 16 FLS S; 02 07 FLT Touring; 04 11 Dyna.