Interflip Dragon flipper coil substitute needs its diode removed
The original blue Interflip flipper coil (about 1.6 / 12.6 ohms) is no longer made. The chart suggests a Williams FL-20-300/30-800 as a likely substitute, with its diode removed because the game is not wired for a diode coil.
Games
Source: Master Cross Reference Chart of Coils for Coin Operated Games (last edited July 25, 2016)