18-3703 Sierra Mercury Prop Nut 18/20/25 Hp + F9.9/15

Section: F-6

18-3703 Sierra Mercury Prop Nut 8-25hp

Manufacturer: Sierra

Part Number: 18-3703

Condition: New

Quantity: 1

Cross References: 04183703, SIE 3703, SIE18-3703, 0418-3703, 18-3703

Replaces: Mercury 11-88228, GLM 21242

A special molded nylon prop nut fitting

Fits: Mercury Outboard Motors 18/20/25 Hp 2 cycle 1980 & newer Also fitting the F9.9/15, 323cc Bigfoot 4-stroke

*(May not fit all years or models and it may fit other motors)

*Please verify fitment using your model or serial number*