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Parts for Mercury Marine 70 HP (3 Cylinder) Exhaust & Manifold Covers

#1 865-6408A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
CYLINDER BLOCK    O - Replaced by 865-6595A 3
 

This part has been superseded.

865-6408A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 865-6595A 3
CYLINDER BLOCK    O - Replaced by 865-7518A 3
 

This part has been superseded.

865-6595A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 865-7518A 3
CYLINDER BLOCK    O - Replaced by 865-8362A 4
 

This part has been superseded.

865-7518A 3 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 865-8362A 4
CYLINDER BLOCK    O - Replaced by 865-8362A11
 

This part has been superseded.

865-8362A 4 - CYLINDER BLOCK O [ More info ]
Unavailable
Replaced by 865-8362A11
CYLINDER BLOCK    O NLA
 

About Mercury Marine

OEM Part

CYLINDER BLOCK O NLA [ More info ]
Unavailable
#1 865-6595A 3 CYLINDER BLOCK AND CRANKCASE ASSEMBLY (1 required per assembly) UNITED STATES 4825249 AND UP AUSTRALIA 8049850 AND UP BELGIUM 9176876 AND UP CANADA 7110248 AND UP
#2 65848 CARRIER, GROMMET (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
CARRIER 65848
65848

About Mercury Marine

OEM Part

65848 - Carrier [ More info ]

Add to shopping cart $2.40
7 in stock. Explain stock levels

#3 25-64872 GROMMET, POPPET RELIEF VALVE (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
GROMMET Note: must be ordered in multiples of 2 25-64872
25-64872

About Mercury Marine

OEM Part

25-64872 - Grommet - Priced Individually [ More info ]

Add to shopping cart $2.50
7 in stock. Explain stock levels

#4 65409 POPPET, RELIEF VALVE (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
POPPET            O - Replaced by -86596
 

This part has been superseded.

65409 - POPPET O [ More info ]
Unavailable
Replaced by -86596
POPPET VALVE 86596
86596

About Mercury Marine

OEM Part

86596 - Poppet [ More info ]

Add to shopping cart $8.10
3 in stock. Explain stock levels

#5 24-64878 SPRING (1 required per assembly) COMPRESSION-POPPET RELIEF VALVE UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
SPRING (Black) 24-64878
24-64878

About Mercury Marine

OEM Part

24-64878 - Spring [ More info ]

Add to shopping cart $4.70
5 in stock. Explain stock levels

#6 64877 DIAPHRAM, POPPET RELIEF (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
DIAPHRAGM         O - Replaced by -64877  1
64877

This part has been superseded.

64877 - DIAPHRAGM O [ More info ]
Unavailable
Replaced by -64877 1
DIAPHRAGM 64877  1
64877  1

About Mercury Marine

OEM Part

64877 1 - Diaphragm [ More info ]

Add to shopping cart $7.30
8 in stock. Explain stock levels

#7 12-76451 WASHER, DIAPHRAM (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
WASHER Note: must be ordered in multiples of 2 12-76451
12-76451

About Mercury Marine

OEM Part

12-76451 - Washer - Priced Individually [ More info ]

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

#8 10-69594 SCREW (1 required per assembly) WASHER AND DIAPHRAM TO POPPET VALVE
SCREW             O - Replaced by 10-69570
 

This part has been superseded.

10-69594 - SCREW O [ More info ]
Unavailable
Replaced by 10-69570
SCREW (#10-16 x .750) 10-69570
10-69570

About Mercury Marine

OEM Part

10-69570 - Screw [ More info ]

Add to shopping cart $1.30
3 in stock. Explain stock levels

#9 76807A 1 COVER ASSEMBLY, TRANSFER PASSSAGE (1 required per assembly)
COVER ASSY        O - Replaced by -89406A 1
 

This part has been superseded.

76807A 1 - COVER ASSY O [ More info ]
Unavailable
Replaced by -89406A 1
COVER ASSY        O - Replaced by -99523A 1
 

This part has been superseded.

89406A 1 - COVER ASSY O [ More info ]
Unavailable
Replaced by -99523A 1
COVER ASSY        O NLA
 

About Mercury Marine

OEM Part

COVER ASSY O NLA [ More info ]
Unavailable
#10 27-76862 GASKET, TRANSFER PASSAGE COVER (1 required per assembly)
27768621 27-76862
27-76862

About Mercury Marine

OEM Part

27-76862 - Gasket [ More info ]

Add to shopping cart $3.45
10+ in stock. Explain stock levels

GASKET 27-76862  1
27-76862  1

About Mercury Marine

OEM Part

27-76862 1 - Gasket [ More info ]

Add to shopping cart $6.90
2 in stock. Explain stock levels

#12 1025-6124A 1 COVER, CYLINDER BLOCK (1 required per assembly)
COVER ASSY        O - Replaced by 1025-8116A 1
 

This part has been superseded.

1025-6124A 1 - COVER ASSY O [ More info ]
Unavailable
Replaced by 1025-8116A 1
CYL BLOCK COVER   O NLA
 

About Mercury Marine

OEM Part

CYL BLOCK COVER O NLA [ More info ]
Unavailable
#13 27-76401 GASKET, CYLINDER BLOCK COVER (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
GASKET @2         O - Replaced by 27-74511
 

This part has been superseded.

27-76401 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-74511
GASKET @2         O - Replaced by 27-88449
 

This part has been superseded.

27-74511 - GASKET @2 O [ More info ]
Unavailable
Replaced by 27-88449
GASKET 27-88449
27-88449

About Mercury Marine

OEM Part

27-88449 - Gasket [ More info ]

Add to shopping cart $7.70
10+ in stock. Explain stock levels

Block Cover Gasket
18-2504

About Sierra Marine

OEM Match

18-2504-9 - Gasket 27-88449 2-Pack [ More info ]

Add to shopping cart $14.98 $10.64
3 in stock. Explain stock levels

#13 27-74511 GASKET, CYLINDER BLOCK COVER (1 required per assembly) UNITED STATES 4825249 AND UP AUSTRALIA 8049850 AND UP BELGIUM 9176876 AND UP CANADA 7110248 AND UP
#14 10-28667 SCREW, CYLINDER BLOCK COVER MOUNTING (1 1/8") (6 required per assembly)
SCREW (.250-20 x 1.00) 10-28667
10-28667

About Mercury Marine

OEM Part

10-28667 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#15 22-32802 PLUG, CYLINDER BLOCK COVER (1 required per assembly)
PLUG @2           O - Replaced by 22-32802  1
 

This part has been superseded.

22-32802 - PLUG @2 O [ More info ]
Unavailable
Replaced by 22-32802 1
PLUG-(BRASS)@2    O - Replaced by 22-32802  2
 

This part has been superseded.

22-32802 1 - PLUG-(BRASS)@2 O [ More info ]
Unavailable
Replaced by 22-32802 2
PLUG Pipe (.125-27) Bra 22-32802  2
22-32802  2

About Mercury Marine

OEM Part

22-32802 2 - Plug - (brass) - Priced Individually [ More info ]

Add to shopping cart $5.60
6 in stock. Explain stock levels

Pipe Plug, 1/8-27 Npt Pipe
18-4263

About Sierra Marine

OEM Match

18-4263 - Pipe Plug, 1/8-27 NPT Pi [ More info ]

Add to shopping cart $4.49 $3.24
10+ in stock. Explain stock levels

#16 27-69525 GASKET, BAFFLE PLATE TO CYLINDER BLOCK (1 required per assembly)
GASKET            O - Replaced by 27-69525  1
27-69525

This part has been superseded.

27-69525 - GASKET O [ More info ]
Unavailable
Replaced by 27-69525 1
GASKET            O - Replaced by 27-69525  2
27-69525  1

This part has been superseded.

27-69525 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-69525 2
GASKET 27-69525  2
27-69525  2

About Mercury Marine

OEM Part

27-69525 2 - Gasket [ More info ]

Add to shopping cart $18.17
Available to order: Usually ships within 8 days. Explain stock levels

#17 27-70335 GASKET, BAFFLE PLATE TO CYLINDER BLOCK COVER (1 required per assembly)
GASKET @4         O - Replaced by 27-70335  1
27-70335

This part has been superseded.

27-70335 - GASKET @4 O [ More info ]
Unavailable
Replaced by 27-70335 1
GASKET 27-70335  1
27-70335  1

About Mercury Marine

OEM Part

27-70335 1 - Gasket [ More info ]

Add to shopping cart $3.60
Available to order: Usually ships within 8 days. Explain stock levels

#18 69579 PLATE, BAFFLE-EXHAST MANIFOLD (1 required per assembly)
PLATE 69579
69579

About Mercury Marine

OEM Part

69579 - Baffle Plate [ More info ]

Add to shopping cart $75.58
Available to order: Usually ships within 8 days. Explain stock levels

#19 66850 THERMOSTAT (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
THERMOSTAT        O - Replaced by -75692
 

This part has been superseded.

66850 - THERMOSTAT O [ More info ]
Unavailable
Replaced by -75692
THERMOSTAT 75692
75692

About Mercury Marine

OEM Part

75692 - Thermostat -143 [ More info ]

Add to shopping cart $15.42
9 in stock. Explain stock levels

Thermostat
18-3553

About Sierra Marine

OEM Match

18-3553 - Thermostat, 75692 [ More info ]

Add to shopping cart $14.99 $13.58
10+ in stock. Explain stock levels

#20 27-62386 GASKET, THERMOSTAT (1 required per assembly)
GASKET @4         O - Replaced by 27-62386001
27-62386

This part has been superseded.

27-62386 - GASKET @4 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 27-69524 GASKET, PLATE TO EXHAUST MANIFOLD COVER (1 required per assembly)
GASKET            O - Replaced by 27-69524  1
27-69524

This part has been superseded.

27-69524 - GASKET O [ More info ]
Unavailable
Replaced by 27-69524 1
GASKET            O - Replaced by 27-69524  2
27-69524  1

This part has been superseded.

27-69524 1 - GASKET O [ More info ]
Unavailable
Replaced by 27-69524 2
GASKET 27-69524  2
27-69524  2

About Mercury Marine

OEM Part

27-69524 2 - Gasket [ More info ]

Add to shopping cart $18.67
Available to order: Usually ships within 8 days. Explain stock levels

#22 74214 COVER, EXHAUST MANIFOLD (1 required per assembly) UNITED STATES 4825248 AND BELOW AUSTRALIA 8049849 AND BELOW BELGIUM 9176875 AND BELOW CANADA 7110247 AND BELOW
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#22 78529 COVER, EXHAUST MANIFOLD (1 required per assembly) UNITED STATES 4825249 AND UP AUSTRALIA 8049850 AND UP BELGIUM 9176876 AND UP CANADA 7110248 AND UP
COVER             O NLA
 

About Mercury Marine

OEM Part

COVER O NLA [ More info ]
Unavailable
#23 10-38837 SCREW, PLATE AND MANIFOLD COVER MOUNTING (1 1/8") (1 required per assembly)
SCREW (.312-18 x 1.12) 10-38837
10-38837

About Mercury Marine

OEM Part

10-38837 - Screw - Priced Individually [ More info ]

Add to shopping cart $2.20
6 in stock. Explain stock levels

#24 10-53016 SCREW, PLATE AND MANIFOLD COVER MOUNTING (1 1/4") (15 required per assembly)
SCREW @3          O - Replaced by 10-74824
 

This part has been superseded.

10-53016 - SCREW @3 O [ More info ]
Unavailable
Replaced by 10-74824
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

#25 10-70602 SCREW, PLATE/MANIFOLD COVER MOUNTING (2") (2 required per assembly)
SCREW,NLA 10-70602
 

About Mercury Marine

OEM Part

10-70602 - Screw, NLA [ More info ]

Add to shopping cart $2.50
10+ in stock. Explain stock levels

#26 87-33386A 2 SWITCH,MERCURY (1 required per assembly)
SWITCH ASSY       O - Replaced by 87-33386A 3
 

This part has been superseded.

87-33386A 2 - SWITCH ASSY O [ More info ]
Unavailable
Replaced by 87-33386A 3
SWITCH ASSY 87-33386A 3
87-33386A 3

About Mercury Marine

OEM Part

87-33386A 3 - Switch Assembly [ More info ]

Add to shopping cart $60.00
2 in stock. Explain stock levels

#27 10-37655 SCREW, MERCURY SWITCH TO CRANKCASE (1/2") (1 required per assembly)
SCREW (#10-32 x .500) 10-37655
10-37655

About Mercury Marine

OEM Part

10-37655 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ in stock. Explain stock levels

#28 17-36242 PIN, ROLL-MERCURY SWITCH (2 required per assembly)
PIN-ROLL,NLA 17-36242
 

About Mercury Marine

OEM Part

17-36242 - Pin -roll, NLA [ More info ]

Add to shopping cart $2.50
5 in stock. Explain stock levels

#29 61990 STA-STRAP, MERCURY SWITCH LEAD (1 required per assembly)
TIE STRAP (14.00 Inches 61990
61990

About Mercury Marine

OEM Part

61990 - Tie Strap - Priced Individually [ More info ]

Add to shopping cart $1.00
Available to order: Usually ships within 8 days. Explain stock levels

#30 32-54936 HOSE, CRANKCASE BLEED (12") (1 required per assembly)
HOSE              O - Replaced by 32-54935 76
 

This part has been superseded.

32-54936 - HOSE O [ More info ]
Unavailable
Replaced by 32-54935 76
HOSE              O - Replaced by 32-54935 79
 

This part has been superseded.

32-54935 76 - HOSE O [ More info ]
Unavailable
Replaced by 32-54935 79
HOSE              O - Replaced by 32-99387 79
 

This part has been superseded.

32-54935 79 - HOSE O [ More info ]
Unavailable
Replaced by 32-99387 79
HOSE 32-99387 79
32-99387 79

About Mercury Marine

OEM Part

32-99387 79 - Hose -27 Inch [ More info ]

Add to shopping cart $10.60
4 in stock. Explain stock levels

#31 21-77207 FITTING, CRANKCASE BLEED (1 required per assembly)
CHECK VALVE       O - Replaced by 21-42863
 

This part has been superseded.

21-77207 - CHECK VALVE O [ More info ]
Unavailable
Replaced by 21-42863
CHECK VALVE,NLA 21-42863
21-42863

About Mercury Marine

OEM Part

21-42863 - Check Valve, NLA [ More info ]

Add to shopping cart $35.00
10+ in stock. Explain stock levels

#32 22-65857 FITTING, VCRANKCASE BLEED (PRESS IN) (1 required per assembly)
2256759 22-65857
 

About Mercury Marine

OEM Part

22-65857 - Fitting [ More info ]

Add to shopping cart $4.50
3 in stock. Explain stock levels

FITTING Barbed 22-56759
22-56759

About Mercury Marine

OEM Part

22-56759 - Fitting [ More info ]

Add to shopping cart $8.30
10+ in stock. Explain stock levels

#33 54-64855 CLIP, BLEED HOSE (1 required per assembly)
CLIP              O - Replaced by 54-64855  2
 

This part has been superseded.

54-64855 - CLIP O [ More info ]
Unavailable
Replaced by 54-64855 2
CLIP 54-64855  2
 

About Mercury Marine

OEM Part

54-64855 2 - Clamp [ More info ]

Add to shopping cart $3.40
2 in stock. Explain stock levels

#34 10-62568 SCREW, BLEED HOSE CLIP (1 required per assembly)
SCREW (#10-16 x .375) 10-62568
10-62568

About Mercury Marine

OEM Part

10-62568 - Screw - Priced Individually [ More info ]

Add to shopping cart $0.80
10+ in stock. Explain stock levels

#35 69205 "C"WASHER, BLEED HOSE CLIP (1 required per assembly)
8M0084613 69205
69205

About Mercury Marine

OEM Part

69205 - C Washer [ More info ]

Add to shopping cart $0.80
10+ in stock. Explain stock levels

WASHER            O
 

About Mercury Marine

OEM Part

WASHER O [ More info ]
Unavailable
#- A-27-76589A77 GASKET SET
2788449A32 27-76589A77
 

About Mercury Marine

OEM Part

27-76589A77 - Gasket Set [ More info ]

Add to shopping cart $29.00
1 in stock. Explain stock levels

GASKET SET 27-88449A32
27-88449A32

About Mercury Marine

OEM Part

27-88449A32 - Gasket Set [ More info ]

Add to shopping cart $90.42
Available to order: Usually ships within 8 days. Explain stock levels

Powerhead Gasket Set
18-4357

About Sierra Marine

OEM Match

18-4357 - Gasket Set 27-88449A32 [ More info ]

Add to shopping cart $97.99 $78.81
4 in stock. Explain stock levels

#- A-27-76589A78 GASKET SET
GASKET SET        O - Replaced by 27-76589A79
 

This part has been superseded.

27-76589A78 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-76589A79
GASKET SET        O - Replaced by 27-88449A80
 

This part has been superseded.

27-76589A79 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-88449A80
GASKET SET        O - Replaced by 27-88449A32
 

This part has been superseded.

27-88449A80 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-88449A32
#- A-27-76589A79 GASKET SET