MerCruiser Thunderbolt IV Ignition Amplifier Box 305 5.0L V8 V822 Stamped Camshaft This was pretty much found

This was pretty much found on all Bravo Applications (1

MC-I / R / MR / Alpha One

32-89653 Cylinder Head To Exhaust Manifold

Medallion - Black Face / Black-Chrome Bezel / Blue-White Text

Removed from a OMC 1982 Stringer 800 V6 / V8 Gearcase (Found on 3

MerCruiser Thunderbolt IV Ignition Amplifier Box 305 5.0L V8 V822 Stamped Camshaft This was pretty much foundItem Details MerCruiser Thunderbolt IV Breakerless Electronic Timing High Energy Ignition Amplifier Module (V822 Stamp) Good Condition Please Note.. The really the only thing that can happen with these is that THEY ARE WORKING OR THEY ARE NOT. The primary symptom of a bad ignition amplifier is NO SPARK AT ALL. Always make sure you connections are clean & tight while troubleshooting your existing one. Generally Found Mercruiser V8 Models (305 5. 0L)