Used on many Ford & GM V-8 Big Block Engines with conventional ignition.

Replaces Mercruiser #s 84-816761Q9 & 84-816761Q10. Used on Models:
-198 GM
-225 Ford
-225 GM
-228GM
-233 Ford
-250 GM
-255 Ford
-260 GM
-280 GM
-330
-370
-400
-440
-460
-888 Ford
-898 GM

Replaces OMC # 503752. Used on Models:
-370 King Cobra - 1988
-460 King Cobra - 1988 thru 1989