SIERRA Ignition Coil 12 volt 1.5 ohm ignition coil fits Mercruiser Thunderbolt HEI ignitions
- 12 volt 1.5 ohm Thunderbolt HEI ignition coil
- Replaces Crusader 37068, R117004
- Replaces Mercruiser 392-7803A4, 392-805570A2, 300-8M0079202
- Replaces Marine Power 0805-100
- Replaces Pleasurecraft Marine R117004
- Replaces Mallory 9-29701