MerCruiser 87-892150Q02 87-892150A02 Ignition Sensor Assembly Distributor V6 V8 Carburetor Make sure that yours has

Make sure that yours has the 6-big splines and not the later ones that had many splines

Module Advance: 14°

4L & 502 8

5L models as they had two hoses going to the front of the intake/exhaust manifold

They used the same lower gearcase with all of the engines so you're particular engine is not applicable so this basically covers (120hp 140hp 4cyl 165hp 6cyl 170hp 305 350 470 2

MerCruiser 87-892150Q02 87-892150A02 Ignition Sensor Assembly Distributor V6 V8 Carburetor Make sure that yours hasPart Number(s) Included Quicksilver MerCruiser 87 861780A2 Distributor Sensor (3 wire Bullet Connectors & Ring Terminal for Ground) Replaces 87 91019A6 > 87 861780A2 > 87 892150A02 > 87 892150Q02 Application & Compatibility "Ignition Sensor for all Mercury MerCruiser V6 and V8 Ignitions" This is a kit that basically replaces any sensor they used from the 80's to present. includes pigtail connectors to convert the bullet connectors to ring terminals.