Part Interchange Info: This ignition coil is compatible with and can replace part numbers UF646, DG-549, DG549, UF-646, 36-8234, BL3E-12A37, SP534, BL3E-12A375-CB, BL3E-12A375-CC, BL3Z-12029-A. Automotive Ignition Coil Part Number: UF646, DG-549, DG549, UF-646, 36-8234, BL3E-12A37, SP534, BL3E-12A375-CB, BL3E-12A375-CC, BL3Z-12029-A.