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Parts for Mariner 250 HP / 275 HP Exhaust Manifold & Cylinder Head

#1 88834 BRACKET (1 required per assembly)
BRACKET,NLA 88834
 

About Mercury Marine

OEM Part

88834 - Bracket, NLA [ More info ]

Add to shopping cart $28.00
4 in stock. Explain stock levels

#2 10-815160 30 SCREW (30 MM) (1 required per assembly)
SCREW,NLA 10-815160 30
 

About Mercury Marine

OEM Part

10-815160 30 - Screw, NLA [ More info ]

Add to shopping cart $1.50
10+ in stock. Explain stock levels

#3 16-15093 STUD (1") (4 required per assembly)
168M0034435 16-15093
 

About Mercury Marine

OEM Part

16-15093 - Stud [ More info ]

Add to shopping cart $7.02
8 in stock. Explain stock levels

STUD 16-8M0034435
 

About Mercury Marine

OEM Part

16-8M0034435 - Stud [ More info ]

Add to shopping cart $7.80
Available to order: Usually ships within 8 days. Explain stock levels

#3 16-69016 STUD (1.44") (4 required per assembly)
STUD,NLA 16-69016
 

About Mercury Marine

OEM Part

16-69016 - Stud, NLA [ More info ]

Add to shopping cart $19.00
5 in stock. Explain stock levels

#4 12-49221 WASHER (LARGE) (8 required per assembly)
WASHER (.187 x .500 x . 12-49221
12-49221

About Mercury Marine

OEM Part

12-49221 - Washer - Priced Individually [ More info ]

Add to shopping cart $0.82
10+ in stock. Explain stock levels

Rubber Washer
18-2948

About Sierra Marine

OEM Match

18-2948-9 - Washer, 12-49221, 5PK [ More info ]

Add to shopping cart $9.21 $3.45
8 in stock. Explain stock levels

#5 12-22887 WASHER (SMALL) (8 required per assembly)
WASHER 12-22887
 

About Mercury Marine

OEM Part

12-22887 - Washer [ More info ]

Add to shopping cart $1.90
Available to order: Usually ships within 8 days. Explain stock levels

#6 11-816874 WING NUT (4 required per assembly)
WING NUT (#10-32) 11-816874
 

About Mercury Marine

OEM Part

11-816874 - Wing Nut [ More info ]

Add to shopping cart $3.60
1 in stock. Explain stock levels

#7 94110A 1 COVER(SEE DESIGN I DRAWING) (1 required per assembly)
94110A 1 - COVER             O NLA
 

About Mercury Marine

OEM Part

94110A 1 - COVER O NLA [ More info ]
Unavailable
#7 94110 3 COVER (SEE DESIGN II DRAWING) (1 required per assembly)
EXH. MANIF. COVE,NLA 94110  3
 

About Mercury Marine

OEM Part

94110 3 - Exhaust Manifold Cover [ More info ]

Add to shopping cart $220.00
7 in stock. Explain stock levels

#8 27-94060 1 GASKET (1 required per assembly)
GASKET,NLA 27-94060  1
 

About Mercury Marine

OEM Part

27-94060 1 - Gasket [ More info ]

Add to shopping cart $11.50
10+ in stock. Explain stock levels

#9 10-815160 25 SCREW(25 MM) (17 required per assembly)
10-815160 25 - SCREW             O - Replaced by 10-40011149
 

This part has been superseded.

10-815160 25 - 10-815160 25 - SCREW O [ More info ]
Unavailable
Replaced by 10-40011149
SCREW (M8 x 25) Stainle 10-40011149
10-40011149

About Mercury Marine

OEM Part

10-40011149 - Screw [ More info ]

Add to shopping cart $1.90
Available to order: Usually ships within 8 days. Explain stock levels

#10 22-38407 PIPE PLUG (1 required per assembly)
PLUG (.500-14) 22-38407
 

About Mercury Marine

OEM Part

22-38407 - Plug [ More info ]

Add to shopping cart $5.90
1 in stock. Explain stock levels

#11 90435 MOUNT (4 required per assembly)
MOUNT 90435
90435

About Mercury Marine

OEM Part

90435 - Rubber Mount [ More info ]

Add to shopping cart $43.00
10+ in stock. Explain stock levels

#12 12-29245 WASHER (8 required per assembly)
WASHER (.281 x .500 x . 12-29245
12-29245

About Mercury Marine

OEM Part

12-29245 - Washer [ More info ]

Add to shopping cart $0.90
10+ in stock. Explain stock levels

Ss Washer
18-4275

About Sierra Marine

OEM Match

18-4275 - SS Washer [ More info ]

Add to shopping cart $1.99 $1.46
4 in stock. Explain stock levels

#13 11-35888 NUT (8 required per assembly)
NUT (.250-28) Stainless 11-35888
11-35888

About Mercury Marine

OEM Part

11-35888 - Nut - Priced Individually [ More info ]

Add to shopping cart $4.80 $1.15
10+ in stock. Explain stock levels

S.S. Steel Locknut
18-3722

About Sierra Marine

OEM Match

18-3722-9 - Lock Nut, 121731, 11-35888 [ More info ]

Add to shopping cart $14.95 $7.67
Available to order: Usually ships within 8 days. Explain stock levels

#14 41020A 3 CYLINDER HEAD (2 required per assembly)
41020A 3 - CYLINDER HEAD     O NLA
 

About Mercury Marine

OEM Part

41020A 3 - CYLINDER HEAD O NLA [ More info ]
Unavailable
#15 88251 SEAL (2 required per assembly)
SEAL,NLA 88251
88251

About Mercury Marine

OEM Part

88251 - Cylinder Head Seal, NLA [ More info ]

Add to shopping cart $55.00
10+ in stock. Explain stock levels

#16 25-88923 O-RING (6 required per assembly)
O RING,NLA 25-88923
25-88923

About Mercury Marine

OEM Part

25-88923 - O-Ring [ More info ]

Add to shopping cart $8.50
10+ in stock. Explain stock levels

#17 10-817427 80 SCREW (80 MM) (48 required per assembly)
SCREW (M8 x 80) 10-817427 80
10-817427 80

About Mercury Marine

OEM Part

10-817427 80 - Screw [ More info ]

Add to shopping cart $3.20
Available to order: Usually ships within 8 days. Explain stock levels

#17 10-815160 50 SCREW (50 MM) (48 required per assembly)
SCREW 10-815160 50
10-815160 50

About Mercury Marine

OEM Part

10-815160 50 - Screw [ More info ]

Add to shopping cart $4.30
Available to order: Usually ships within 8 days. Explain stock levels

#18 54-47483 CLAMP (3 required per assembly)
J CLIP 54-47483
 

About Mercury Marine

OEM Part

54-47483 - J Clip [ More info ]

Add to shopping cart $6.20
3 in stock. Explain stock levels

#19 14586 THERMOSTAT (120) (2 required per assembly)
THERMOSTAT 14586
14586

About Mercury Marine

OEM Part

14586 - Thermostat, 120 Degrees [ More info ]

Add to shopping cart $28.25
8 in stock. Explain stock levels

Thermostat, 120F
18-3549

About Sierra Marine

OEM Match

18-3549 - Thermostat, 14586 [ More info ]

Add to shopping cart $24.99 $20.53
10+ in stock. Explain stock levels

#20 27-62386 GASKET (2 required per assembly)
27-62386 - GASKET            O - Replaced by 27-62386001
27-62386

This part has been superseded.

27-62386 - 27-62386 - GASKET O [ More info ]
Unavailable
Replaced by 27-62386001
GASKET Note: must be ordered in multiples of 4 27-62386001
27-62386001

About Mercury Marine

OEM Part

27-62386001 - Gasket - Priced Individually [ More info ]

Add to shopping cart $1.90
10+ in stock. Explain stock levels

Gasket, Thermostat
18-0182

About Sierra Marine

OEM Match

18-0182-9 - Gasket 27-62386 2-Pack [ More info ]

Add to shopping cart $3.98 $2.71
10+ in stock. Explain stock levels

#21 90390A 1 COVER (2 required per assembly)
COVER KIT 90390A 1
90390A 1

About Mercury Marine

OEM Part

90390A 1 - Thermostat Cover Kit [ More info ]

Add to shopping cart $26.42
Available to order: Usually ships within 8 days. Explain stock levels

#22 10-74824 SCREW (1-1/4") (4 required per assembly)
SCREW (.312-18 x 1.250) 10-74824
10-74824

About Mercury Marine

OEM Part

10-74824 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.40
Available to order: Usually ships within 8 days. Explain stock levels

#23 22-68727 FITTING (2 required per assembly)
22-68727 - FITTING (.250-18) O - Replaced by 22-68727  1
 

This part has been superseded.

22-68727 - 22-68727 - FITTING (.250-18) O [ More info ]
Unavailable
Replaced by 22-68727 1
FITTING (.250-18) 90 De 22-68727  1
 

About Mercury Marine

OEM Part

22-68727 1 - Fitting [ More info ]

Add to shopping cart $23.41
Available to order: Usually ships within 8 days. Explain stock levels

#24 32-77653 77 HOSE (2 required per assembly)
32-77653 77 - HOSE (24.500 Inch O - Replaced by 32-77653 78
 

This part has been superseded.

32-77653 77 - 32-77653 77 - HOSE (24.500 Inch O [ More info ]
Unavailable
Replaced by 32-77653 78
32-77653 78 - TUBING (25.00 Inc O - Replaced by 32-77653101
 

This part has been superseded.

32-77653 78 - 32-77653 78 - TUBING (25.00 Inc O [ More info ]
Unavailable
Replaced by 32-77653101
HOSE (48.00 Inches Bulk 32-77653101
 

About Mercury Marine

OEM Part

32-77653101 - Hose -48 Inch [ More info ]

Add to shopping cart $44.25
Available to order: Usually ships within 8 days. Explain stock levels

#25 22-91836 TEE (1 required per assembly)
22-91836 - TEE               O NLA
 

About Mercury Marine

OEM Part

22-91836 - TEE O NLA [ More info ]
Unavailable
#26 54-816311 CLAMP (AR required per assembly)
54-816311 - TIE STRAP (8.00 I O - Replaced by 54-816311T
54-816311

This part has been superseded.

54-816311 - 54-816311 - TIE STRAP (8.00 I O [ More info ]
Unavailable
Replaced by 54-816311T
TIE STRAP (8.00 Inches) 54-816311T
54-816311T

About Mercury Marine

OEM Part

54-816311T - Tie Strap, 8 Inches, Priced Individually [ More info ]

Add to shopping cart $0.44
10+ in stock. Explain stock levels

#28 32-99127109 HOSE, TELL TAIL (4") (1 required per assembly)
32-99127109 - LINE (57.00 Inche O - Replaced by 32-830756109
32-99127109

This part has been superseded.

32-99127109 - 32-99127109 - LINE (57.00 Inche O [ More info ]
Unavailable
Replaced by 32-830756109
32-830756109 - HOSE (57.00 Inche O - Replaced by 32-8M0047428
32-830756109

This part has been superseded.

32-830756109 - 32-830756109 - HOSE (57.00 Inche O [ More info ]
Unavailable
Replaced by 32-8M0047428
32-8M0047428 - HOSE (57.00 Inche  - Replaced by 32-8M0108355
32-8M0047428

This part has been superseded.

32-8M0047428 - 32-8M0047428 - HOSE (57.00 Inche [ More info ]
Unavailable
Replaced by 32-8M0108355
HOSE (57 Inches Bulk) 32-8M0108355
32-8M0108355

About Mercury Marine

OEM Part

32-8M0108355 - Hose, 57 Inch [ More info ]

Add to shopping cart $45.00 $38.54
1 in stock. Explain stock levels

#29 22-76256 FITTING (1 required per assembly)
NOZZLE 22-76256
22-76256

About Mercury Marine

OEM Part

22-76256 - Fitting [ More info ]

Add to shopping cart $7.60
Available to order: Usually ships within 8 days. Explain stock levels

#30 12415 TEMPERATURE SENDER (1 required per assembly)
SENDER Temperature 12415
12415

About Mercury Marine

OEM Part

12415 - Temperature Sender [ More info ]

Add to shopping cart $38.25
Available to order: Usually ships within 8 days. Explain stock levels

Temperature Sender
18-5896

About Sierra Marine

OEM Match

18-5896 - Sender, 12415 [ More info ]

Add to shopping cart $23.49 $18.40
10 in stock. Explain stock levels

#31 22-68307 PIPE PLUG (1 required per assembly)
PLUG 22-68307
22-68307

About Mercury Marine

OEM Part

22-68307 - Plug [ More info ]

Add to shopping cart $8.80
10+ in stock. Explain stock levels