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You are here:Home > Mercury Outboard Models > 1977 - 1979 > Merc 900 > Lower Unit
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TAB WASHER
List Price: $4.11
Our Price: $3.80
You save $0.31!

6 cyl. engines 1962 to Present All 4 cyl. engines, 65 HP & UP.
WATER TUBE GUIDE SLEEVE
List Price: $6.20
Our Price: $4.75
You save $1.45!

DRAIN PLUG KIT
List Price: $6.16
Our Price: $5.50
You save $0.66!

Drain Plug Kit fits MerCruiser sterndrives and outboard applications.
PROP NUT KIT
List Price: $11.37
Our Price: $10.50
You save $0.87!

Prop Nut & Tab Washer Kit includes a special locking nut and two tab washers.  Fits 4 and 6 cylinder models 65HP & larger 1969 to present.
WATER PUMP IMPELLER
List Price: $25.24
Our Price: $23.50
You save $1.74!

(Replaces 47-30221 & 47-65960 & 47-89984)

Fits all 4 cyl. 65, 80, & 85 HP models all 6 cyl. engines with gearshift thru 1993 also fits Merc 800 direct reversing.
BEARING
Our Price: $38.58

Fits Merc 1000, 1000SS, 1100, 115, 1150, 1250, 1350, 140, 1400, 1500, 1500XS, 650, 75, 80, 800, 850, 90, 900, 950, V135, V150, V175, V200
Water Pump Kit
List Price: $51.50
Our Price: $45.00
You save $6.50!

Water pump kit
WATER PUMP KIT
List Price: $52.50
Our Price: $45.25
You save $7.25!

Mercury Water Pump Kit includes plastic pump housing assembly, impeller, face plate, gaskets, drive key or pin, water tube guide sleeve, orings and gear lube fill & vent screw seals. (Pump base not included) Fits all Mercury/Mariner  4 cyl. 65, 80, & 85 HP models, all 6 cyl. engines 1963 thru 1993 and fits MerCruiser I/R/MR/Alpha drives (s/n 2495186-0D469858).
THUMBSCREW ASSY
Our Price: $61.43

Thumbscrew Assy. See model guide for applications.
BALL BEARING
Our Price: $66.14

Fits 115 (6 cyl), 1150, 140, 1400, 1500, 1500XS, 75, 800, 80, 90, 900