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Parts for Mercury Marine 800 (4 Cylinder) , 80 (4 Cylinder) Exhaust Extension Plate

# 27-73645A76 GASKET SET
27-73645A76 - GASKET SET         - Replaced by 27-73645A32
 

27-73645A76 - Engine Overhaul Gasket Set [ More info ]
Unavailable
27-73645A32 - GASKET SET         - Replaced by 27-73645A87
 

27-73645A32 - Engine Overhaul Gasket Set [ More info ]
Unavailable
27-73645A87 - GASKET SET
27-73645A87

About Mercury Marine

OEM Part

27-73645A87 - Engine Overhaul Gasket Set [ More info ]
Unavailable
#1 66096A 1 PLATE ASSEMBLY, EXHAUST EXTENSION (1 required per assembly)
98517A2 66096A 1
 

About Mercury Marine

OEM Part

66096A 1 - Plate Assembly [ More info ]

Add to shopping cart $28.00
3 In Stock.

98517A 2 - PLATE ASSEMBLY     - Replaced by -43289A 2
 

98517A 2 - Plate Assembly [ More info ]
Unavailable
PLATE ASSY,NLA 43289A 2
43289A 2

About Mercury Marine

OEM Part

43289A 2 - Plate Assembly [ More info ]

Add to shopping cart $65.00
4 In Stock.

#2 23-27132 BUSHING, NYLONG - EXHAUSST EXTENSION PLATE (1 required per assembly)
BUSHING 23-27132
23-27132

About Mercury Marine

OEM Part

23-27132 - Bushing [ More info ]

Add to shopping cart $4.51
6 In Stock.

#3 17-23784 DOWEL PIN, EXHAUST EXTENSION PLATE (2 required per assembly)
PIN-DOWEL 17-23784
17-23784

About Mercury Marine

OEM Part

17-23784 - Pin, Dowel [ More info ]

Add to shopping cart $5.00
Available to Order: Usually ships within 10 days.

#4 37918 SEAL, EXHAUST EXTENSION PLATE (1 required per assembly)
37918 - SEAL               NLA
 

About Mercury Marine

OEM Part

37918 - Seal, NLA [ More info ]
Unavailable
#5 38032 STRIP, RETAINING - EXHAUST EXTENSION PLATE (1 required per assembly)
38032 - STRIP              - Replaced by -99358
 

38032 - Strip [ More info ]
Unavailable
RETAINER,NLA 99358
99358

About Mercury Marine

OEM Part

99358 - Strip Retainer, NLA [ More info ]

Add to shopping cart $8.99
1 In Stock.

#6 10-37571 SCREW (5 required per assembly) SEAL AND RETAINING STRIP TO EXH. PLATE (1/2")
SCREW 10-37571
10-37571

About Mercury Marine

OEM Part

10-37571 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.33
10+ In Stock.

#7 27-69238 GASKET (1 required per assembly) POWERHEAD TO EXHAUST EXTENSION PLATE
27-69238 - GASKET             - Replaced by 27-692381
27-69238

27-69238 - Powerhead Gasket [ More info ]
Unavailable
GASKET 27-692381
27-692381

About Mercury Marine

OEM Part

27-69238 1 - Gasket [ More info ]

Add to shopping cart $12.40
5 In Stock.

#8 10-66023 SCREW, ADAPTOR PLATE TO HOUSING PLATE (2") (2 required per assembly)
10-66023 - SCREW (.312-18 x   NLA
 

About Mercury Marine

OEM Part

10-66023 - Screw, NLA [ More info ]
Unavailable
#10 11-69254 NUT (2 required per assembly) CRANKCASE STUDS TO EXHAUST EXTENSION PLATE
NUT 11-69254
11-69254

About Mercury Marine

OEM Part

11-69254 - Nut, (3/4-24) [ More info ]

Add to shopping cart $7.00
Available to Order: Usually ships within 10 days.

#11 12-25970 WASHER (2 required per assembly) CRANKCASE STUDS TO EXHAUST EXTENSION PLATE
1220553 12-25970
 

About Mercury Marine

OEM Part

12-25970 - Washer - Priced Individually [ More info ]

Add to shopping cart $0.40
10+ In Stock.

WASHER 12-20553
12-20553

About Mercury Marine

OEM Part

12-20553 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ In Stock.

#12 27-66102 GASKET, PLATE TO DRIVE SHAFT H SG. PLATE (1 required per assembly)
27-66102 - GASKET             - Replaced by 27-661021
27-66102

27-66102 - Drive Shaft Housing Plate Gasket [ More info ]
Unavailable
GASKET 27-661021
27-661021

About Mercury Marine

OEM Part

27-66102 1 - Gasket [ More info ]

Add to shopping cart $18.80
2 In Stock.

#13 26-60898 SEAL, DRIVE SHAFT HOUSING PLATE (1 required per assembly)
26-60898 - SEAL               NLA
26-60898

About Mercury Marine

OEM Part

26-60898 - Seal, NLA [ More info ]
Unavailable
#14 74257A 3 PLATE ASSEMBLY, DRIVE SHAFT HOUSING (1 required per assembly)
74257A 3 - PLATE ASSY         - Replaced by -98518A 4
 

74257A 3 - Plate Assembly [ More info ]
Unavailable
98518A 4 - PLATE ASSEMBLY     - Replaced by -43290A 4
 

98518A 4 - Plate Assembly [ More info ]
Unavailable
PLATE ASSY,NLA 43290A 4
43290A 4

About Mercury Marine

OEM Part

43290A 4 - Plate Assembly [ More info ]

Add to shopping cart $99.00
1 In Stock.

#15 26-38970 SEAL, RUBBER (1 required per assembly) WATER INLET TUBE (DRIVE SHAFT HSG. PLATE)
SEAL 26-38970
26-38970

About Mercury Marine

OEM Part

26-38970 - Seal - Priced Individually [ More info ]

Add to shopping cart $4.90
5 In Stock.

BUSHING/WATER PUMP HOUSING
18-3110

About Sierra Marine

OEM Match

18-3110 - Seal, 26-38970 [ More info ]

Add to shopping cart $3.49 $2.77
Available to Order: Usually ships within 10 days.

#17 27-69860 GASKET (1 required per assembly) DRIVE SHAFT HOUSING PLATE TO EXHAUST TUBE
GASKET,NLA 27-69860
27-69860

About Mercury Marine

OEM Part

27-69860 - Exhaust Tube Gasket [ More info ]

Add to shopping cart $13.32
10+ In Stock.

#18 74199 EXHAUST TUBE (1 required per assembly)
98543 74199
 

About Mercury Marine

OEM Part

74199 - Exhaust Tube [ More info ]

Add to shopping cart $7.69
1 In Stock.

98543 - TUBE-EXHAUST       - Replaced by -99698
 

98543 - Tube, NLA [ More info ]
Unavailable
TUBE ,NLA 99698
 

About Mercury Marine

OEM Part

99698 - Tube, NLA [ More info ]

Add to shopping cart $9.00
5 In Stock.

#19 10-61010 SCREW (4 required per assembly) EXHAUST TUBE TO DRIVE SHAFT HOUSING PLATE (3/4")
10-61010 - SCREW              - Replaced by 10-65414
 

10-61010 - Screw, NLA [ More info ]
Unavailable
SCREW,NLA 10-65414
 

About Mercury Marine

OEM Part

10-65414 - Screw, NLA [ More info ]

Add to shopping cart $1.96
10+ In Stock.

#20 13-26992 LOCKWASHER, EXHAUST TUBE SCREW (4 required per assembly)
LOCKWASHER 13-26992
13-26992

About Mercury Marine

OEM Part

13-26992 - LockWasher - Priced Individually [ More info ]

Add to shopping cart $1.20
10+ In Stock.

#22 11-34932 NUT, POWERHEAD STUDS (6 required per assembly)
11-34932 - NUT (.375-24)      - Replaced by 11-82671013
11-34932

11-34932 - Nut (3/8-24) [ More info ]
Unavailable
NUT 11-82671013
11-82671013

About Mercury Marine

OEM Part

11-826710 13 - Nut, (.375-24) Stainless Steel [ More info ]

Add to shopping cart $4.50
7 In Stock.

STAINLESS STEEL LOCKNUT 5
18-3720

About Sierra Marine

OEM Match

18-3720-9 - Lock Nut, 11-34932, 5PK [ More info ]

Add to shopping cart $16.29
Available to Order: Usually ships within 10 days.


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