MerCruiser 120 140hp 165hp 9 pin 15' Extension Wire Cord harness plug Alpha One Intermediate Housing 863717A2 / 863717C (From manual)

863717A2 / 863717C (From manual)

Spacer Plate: 307680

Marine (75-140 HP Using MERCURY 4-1/4" Gearcase)

Removed from a 1974 Mercruiser 165hp 4

Item Details & Compatibility Power Steering Cooler 863820T1

MerCruiser 120 140hp 165hp 9 pin 15' Extension Wire Cord harness plug Alpha One Intermediate Housing 863717A2 / 863717C (From manual)Item Details Removed from a 1974's MerCruiser 165hp but also compatible with with all MerCruiser Engines from that era (Early 70's Early 80's) using the 3 Big Pins (one of the pins is for the ammeter) 9 Pins (3 big & 6 small) Removed from a running engine and in great shape. Your Connections should looks just like this. Measures around 15' long Purchase with confidence!