Ignition Sensor Kit – Fits MerCruiser GM V6 & V8 (Replaces 87-91019A2, 87-892150Q02) 55hp This Thermostat Kit – Fits

This Thermostat Kit – Fits Mercury/Mariner 25-40 HP 3-Cylinder Outboards (Replaces 825212A1

It is designed for OMC Stern Drive 2

and Onan marine engines and generators from the 1960s through the 2000s

and resistant to fuel

A "half-moon" or Woodruff key is a specific semi-circular shape

Ignition Sensor Kit – Fits MerCruiser GM V6 & V8 (Replaces 87-91019A2, 87-892150Q02) 55hp This Thermostat Kit – FitsProduct Details This Ignition Sensor Kit is a crucial component designed for MerCruiser V6 and V8 engines equipped with Thunderbolt IV & V electronic ignition systems, specifically covering models from 1981 to 1997. It ensures reliable spark timing, restoring engine performance and efficiency for a wide range of power ratings, including 4. 3L, 5. 0L, 5. 7L, 7. 4L, and 8. 2L models. This kit serves as a direct aftermarket replacement for Mercury