You are here:Home > Mercury Outboard Models > 1974 - 1976 > Merc 850 > Lower Unit
Sort By:
Page of 1
GEAR HOUSING FLUSHING HOLE PLUG

1969 Merc 1000SS
1972 - 1977 Merc 1150
1968 - 1969 Merc 1250
1970 - 1971 Merc 1350
1972 Merc 1400
1973 - 1977 Merc 1500
1978 Merc 1500XS
1968 - 1977 Merc 200
1977 - 1981 Merc 200,20
1966 - 1969 Merc 350
1970 - 1971 Merc 400 (2 cyl)
1972 - 1977 Merc 402
1968 - 1975 Merc 500
1972 - 1975 Merc 650 (3 cyl)
1968 - 1971 Merc 650 (4 cyl)
1969 - 1972 Merc 800,80 (4 cyl)
1973 - 1977 Merc 850 (4 cyl)

List Price: $5.10
Our Price: $3.75
You save $1.35!
GEARCASE DRAIN SCREW WITH GASKET

Gear Lube Drain screw with gasket for most Mercury lower units.  (Also used as vent screw in 1963 and newer 35HP and larger non-racing gear cases.)

Was 10-79953T2

This is used as both drain & vent on 1974 & prior models.  1975-76 use this for vent screw and 22-67892A06 magnetic drain screw.

List Price: $5.70
Our Price: $4.35
You save $1.35!
WATER TUBE GUIDE SLEEVE

List Price: $6.20
Our Price: $4.75
You save $1.45!
DRAIN PLUG KIT

Drain Plug Kit fits MerCruiser sterndrives and outboard applications.

List Price: $6.16
Our Price: $5.50
You save $0.66!
MERCURY PREMIUM GEAR LUBE 8oz

Mercury Premium Gear Lube for use in gear housings of all Mercury, Mariner, and Force outboards. 8 oz.

List Price: $6.13
Our Price: $5.75
You save $0.38!
PROP NUT KIT

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.

List Price: $11.37
Our Price: $10.50
You save $0.87!
WATER PUMP BASE OIL SEAL

Water pump base oil seal for Merc 650 (4 cyl), 800 (4 cyl), 850 (4 cyl)

Our Price: $11.07
PROP SHAFT SEAL

Merc 650, 700, 850, 900, 950, 1000, 1100, 1150, 1250,1350, 1400, 1500, 1750

Our Price: $11.98
DRIVE SHAFT SEAL

Merc 650, 700, 850, 900, 950, 1000, 1100, 1150, 1350, 1400, 1500

Our Price: $12.68
ANODE/TRIM TAB

Genuine Mercury sacrificial aluminum trim tab anode used on 1963 & newer 35 HP and larger models.

Fits most Mercury and Mariner 35HP and above and all Mercury Mercruiser (excluding Bravo drives).

List Price: $14.49
Our Price: $12.79
You save $1.70!
WATER PUMP IMPELLER

(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.

List Price: $25.24
Our Price: $23.50
You save $1.74!
WATER PUMP KIT

Aftermarket Water Pump Impeller Kit (includes impeller, gaskets, wear plate, etc.) fits all Mercury 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).

Our Price: $35.99
BEARING

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

Our Price: $38.58
Water Pump Kit

Water pump kit

List Price: $51.50
Our Price: $45.00
You save $6.50!
WATER PUMP KIT

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).

List Price: $52.50
Our Price: $45.25
You save $7.25!
REVERSE GEAR ASSEMBLY BALL BEARING

Mercruiser
1963 - 1965 Merc 1000
1968 - 1969 Merc 1000SS
1967 Merc 1100
1970 - 1977 Merc 1150
1968 - 1969 Merc 1250
1970 - 1971 Merc 1350
1972 Merc 1400
1973 - 1977 Merc 1500
1978 Merc 1500XS
1963 - 1971 Merc 650 (4 cyl)
1961 - 1962 Merc 700 (6 cyl)
1969 - 1972 Merc 800, 80 (4 cyl)
1973 - 1977 Merc 850 (4 cyl)
1963 - 1964 Merc 850 (6 cyl)
1965 Merc 900 (6 cyl)
1966 - 1967 Merc 950 (6 cyl)

List Price: $72.25
Our Price: $65.00
You save $7.25!
BEARING

Fits Merc 115, 1150, 140, 1400, 1500, 1500XS, 75, 80, 800, 850, 90, 900

Our Price: $76.87
LOWER UNIT SEAL KIT

Lower Unit Resealing Kit includes all seals, gaskets & o-rings. (Does not include gasket & seal for cooling system flush plug) Fits 4 & 6 cyl 65 to 150 HP inline models from 1963-1986

List Price: $108.30
Our Price: $80.00
You save $28.30!
DRIVE SHAFT PINION GEAR

1970 - 1971 Merc 650 (4 cyl)
1969 - 1972 Merc 800, 80 (4 cyl)
1973 - 1977 Merc 850

Our Price: $227.29
NLA REVERSE GEAR

Fits Merc 650, 800, 850

Our Price: $374.74