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Parts for Mercury Marine 20 HP (2 Cylinder) Cylinder Block & Covers

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 872-9533A31 CYLINDER BLOCK (1 required per assembly)
CYLINDER BLOCK    O - Replaced by 872-9533T31  
872-9533A31This part has been superseded. CYLINDER BLOCK O - Replaced by 872-9533T31
(more info)
    UnavailableUnavailable Parts
CYLINDER BLOCK    O - Replaced by 872-9533T35  
872-9533T31This part has been superseded. CYLINDER BLOCK O - Replaced by 872-9533T35
(more info)
    UnavailableUnavailable Parts
CYLINDER BLOCK    O - Replaced by 872-9533T37  
872-9533T35This part has been superseded. CYLINDER BLOCK O - Replaced by 872-9533T37
(more info)
    UnavailableUnavailable Parts
CYLINDER BLOCK    O - Replaced by 872-9533T40  
872-9533T37This part has been superseded. CYLINDER BLOCK O - Replaced by 872-9533T40
(more info)
    UnavailableUnavailable Parts
CYLINDER BLOCK 872-9533T40  
872-9533T40OEM Part 872-9533T40 - Cylinder Block (more info) About Mercury Marine $1,160.00 $1,160.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 22-15133 FITTING (45 Degree) (2 required per assembly)
FITTING 22-15133 22-15133
22-15133OEM Part 22-15133 - Fitting (more info) About Mercury Marine $10.00 $6.75 Add to shopping cart
3 in stock. Explain stock levels
#4 16-816194 4 STUD, (M6 x 50) (COMMERCIAL) (1 required per assembly)
STUD              O - Replaced by 16-8M0034424  
16-816194 4This part has been superseded. STUD O - Replaced by 16-8M0034424
(more info)
    UnavailableUnavailable Parts
STUD (M6 x 50) 16-8M0034424  
16-8M0034424OEM Part 16-8M0034424 - Stud (more info) About Mercury Marine $14.50 $14.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#5 17-85171 PIN, Dowel (1 required per assembly)
PIN Dowel 17-85171  
17-85171OEM Part 17-85171 - Pin -Dowel (more info) About Mercury Marine $3.30 $3.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
#6 10-40001209 SCREW, (M10 x 60) (5 required per assembly)
SCREW (M10 x 60) 10-40001209 10-40001209
10-40001209OEM Part 10-40001209 - Screw (more info) About Mercury Marine $2.60 $2.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 16-816194 5 STUD, (M6 x 32) (1 required per assembly)
STUD (M6 x 32) 16-816194  5  
16-816194 5OEM Part 16-816194 5 - Stud (more info) About Mercury Marine $8.50 $8.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 16-42917 3 STUD (2 required per assembly)
STUD 16-42917  3  
16-42917 3OEM Part 16-42917 3 - Stud (more info) About Mercury Marine $7.80 $7.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 10-40019111 SCREW, (M5 x 35) (1 required per assembly)
SCREW (M5 x 35) 10-40019111 10-40019111
10-40019111OEM Part 10-40019111 - Screw (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 11-40021 1 NUT, (M5) (1 required per assembly)
NUT (M5) Stainles 11-40021  1 11-40021  1
11-40021 1OEM Part 11-40021 1 - Nut (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
10+ in stock. Explain stock levels
#11 27-41417 2 GASKET (1 required per assembly)
GASKET 27-41417  2 27-41417  2
27-41417 2OEM Part 27-41417 2 - Gasket (more info) About Mercury Marine $4.50 $4.50 Add to shopping cart
2 in stock. Explain stock levels
#12 14112 REED BLOCK (1 required per assembly)
REED BLOCK        O - Replaced by -14112T  
14112This part has been superseded. REED BLOCK O - Replaced by -14112T
(more info)
    UnavailableUnavailable Parts
REED BLOCK 14112T 14112T
14112TOEM Part 14112T - Reed Block (more info) About Mercury Marine $101.00 $101.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#13 27-41418 1 GASKET (1 required per assembly)
GASKET 27-41418  1 27-41418  1
27-41418 1OEM Part 27-41418 1 - Gasket (more info) About Mercury Marine $3.60 $3.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 41420A 3 PLATE, Carb Adaptor (1 required per assembly)
PLATE ASSEMBLY Ca 41420A 3 41420A 3
41420A 3OEM Part 41420A 3 - Carburetor Adapter Plate (more info) About Mercury Marine $41.58 $41.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
#15 21-14912 4 CHECK VALVE (2 required per assembly)
VALVE-CHECK       O - Replaced by 21-889781  
21-14912 4This part has been superseded. VALVE-CHECK O - Replaced by 21-889781
(more info)
    UnavailableUnavailable Parts
CHECK VALVE 21-889781  
21-889781OEM Part 21-889781 - Check Valve (more info) About Mercury Marine $15.00 $15.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 10-40011108 SCREW, (M5 x 20) (3 required per assembly)
SCREW (M5 x 20) S 10-40011108 10-40011108
10-40011108OEM Part 10-40011108 - Screw (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 32-99130122 TUBING, (20.00 Feet Bulk) (Cut to 13.25 Inches) (2 required per assembly)
TUBING-20 FEET    O - Replaced by 32-892024122 32-99130122
32-99130122This part has been superseded. TUBING-20 FEET O - Replaced by 32-892024122
(more info)
    UnavailableUnavailable Parts
TUBING (240.00 In 32-892024122 32-892024122
32-892024122OEM Part 32-892024122 - Tubing - 20 Feet (more info) About Mercury Marine $40.90 $35.02 Add to shopping cart
Available to order:
Usually ships
within 8 days
#19 14408 COVER (2 required per assembly)
COVER 14408 14408
14408OEM Part 14408 - Cover (more info) About Mercury Marine $19.25 $19.25 Add to shopping cart
2 in stock. Explain stock levels
#21 823569 BALL, Threaded (1 required per assembly)
BALL-THREADED     O - Replaced by -823569  5  
823569This part has been superseded. BALL-THREADED O - Replaced by -823569 5
(more info)
    UnavailableUnavailable Parts
BALL Threaded 823569  5  
823569 5OEM Part 823569 5 - Ball - Threaded (more info) About Mercury Marine $4.40 $4.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#23 14406 COVER (2 required per assembly)
COVER 14406 14406
14406OEM Part 14406 - Cover (more info) About Mercury Marine $15.00 $15.00 Add to shopping cart
2 in stock. Explain stock levels
#24 25-86391 O-RING (2 required per assembly)
O-RING 25-86391 25-86391
25-86391OEM Part 25-86391 - O-Ring - Priced Individually (more info) About Mercury Marine $4.70 $4.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#25 27-86389 5 GASKET (1 required per assembly)
GASKET 27-86389  5 27-86389  5
27-86389 5OEM Part 27-86389 5 - Gasket (more info) About Mercury Marine $5.90 $5.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
Cylinder Head Gasket 18-2736
18-2736OEM Match 18-2736 - Gasket 27-86389 5 (more info) About Sierra Marine $5.49 $3.76 Add to shopping cart
10 in stock. Explain stock levels
#27 1028-8282A 1 COVER ASSEMBLY (1 required per assembly)
COVER ASSEMBLY 1028-8282A 1 1028-8282A 1
1028-8282A 1OEM Part 1028-8282A 1 - Cover (more info) About Mercury Marine $92.17 $92.17 Add to shopping cart
Available to order:
Usually ships
within 8 days
#28 22-39072 PLUG (BRASS) (1 required per assembly)
PLUG              O - Replaced by 22-39072  1 22-39072
22-39072This part has been superseded. PLUG O - Replaced by 22-39072 1
(more info)
    UnavailableUnavailable Parts
PLUG Pipe (.125-2 22-39072  1 22-39072 1
22-39072 1OEM Part 22-39072 1 - Plug - Priced Individually (more info) About Mercury Marine $6.30 $6.30 Add to shopping cart
2 in stock. Explain stock levels
#29 10-40003 31 SCREW, (M6 x 30) (5 required per assembly)
SCREW (M6 x 30) 10-40003 31 10-40003 31
10-40003 31OEM Part 10-40003 31 - Screw (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#30 22-94848 FITTING (1 required per assembly)
FITTING 22-94848 22-94848
22-94848OEM Part 22-94848 - Fitting (more info) About Mercury Marine $3.20 $3.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#31 32-830756109 HOSE, (57.00 Inches Bulk) (Cut to 8 Inches) (1 required per assembly)
HOSE-57 INCH      O - Replaced by 32-8M0047428 32-830756109
32-830756109This part has been superseded. HOSE-57 INCH O - Replaced by 32-8M0047428
(more info)
    UnavailableUnavailable Parts
HOSE-57 INCH       - Replaced by 32-8M0108355 32-8M0047428
32-8M0047428This part has been superseded. HOSE-57 INCH - Replaced by 32-8M0108355
(more info)
    UnavailableUnavailable Parts
HOSE (57 Inches B 32-8M0108355  
32-8M0108355OEM Part 32-8M0108355 - Hose-57 Inch (more info) About Mercury Marine $43.90 $37.59 Add to shopping cart
Available to order:
Usually ships
within 8 days
#32 22-99664 ELBOW (1 required per assembly)
ELBOW             O - Replaced by 22-99664  1  
22-99664This part has been superseded. ELBOW O - Replaced by 22-99664 1
(more info)
    UnavailableUnavailable Parts
ELBOW             O - Replaced by 22-99664  2  
22-99664 1This part has been superseded. ELBOW O - Replaced by 22-99664 2
(more info)
    UnavailableUnavailable Parts
FITTING Elbow 90 22-99664  2 22-99664  2
22-99664 2OEM Part 22-99664 2 - Elbow (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
2 in stock. Explain stock levels
#34 14317 1 COVER (1 required per assembly)
COVER 14317  1  
14317 1OEM Part 14317 1 - Cover (more info) About Mercury Marine $18.50 $18.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#35 27-14318 3 GASKET (1 required per assembly)
GASKET            O - Replaced by 27-14318005 27-14318  3
27-14318 3This part has been superseded. GASKET O - Replaced by 27-14318005
(more info)
    UnavailableUnavailable Parts
GASKET 27-14318005 27-14318005
27-14318005OEM Part 27-14318005 - Thermostat Gasket (more info) About Mercury Marine $2.20 $2.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
Gasket 18-0323
18-0323OEM Match 18-0323 - Gasket, 27-14318005 (more info) About Sierra Marine $2.99 $1.46 Add to shopping cart
3 in stock. Explain stock levels
#36 27-62386 GASKET (1 required per assembly)
GASKET @4         O - Replaced by 27-62386001 27-62386
27-62386This part has been superseded. GASKET @4 O - Replaced by 27-62386001
(more info)
    UnavailableUnavailable Parts
GASKET Note: must be ordered in multiples of 4 27-62386001 27-62386001
27-62386001OEM Part 27-62386001 - Gasket - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
Gasket, Thermostat 18-0182-9
18-0182-9OEM Match 18-0182-9 - Gasket 27-62386 2-Pack (more info)
Replaces OEM #0310058
About Sierra Marine $3.98 $2.71 Add to shopping cart
Available to order:
Usually ships
within 8 days
#37 14586 THERMOSTAT (1 required per assembly)
THERMOSTAT 14586 14586
14586OEM Part 14586 - Thermostat -120 (more info) About Mercury Marine $27.50 $27.50 Add to shopping cart
8 in stock. Explain stock levels
Thermostat, 120F 18-3549
18-3549OEM Match 18-3549 - Thermostat, 14586 (more info) About Sierra Marine $24.99 $20.53 Add to shopping cart
6 in stock. Explain stock levels
#38 NSS NOT SOLD SEPARATE, Plug-Serial Number (1 required per assembly)
#39 25-822370 O-RING (2 required per assembly)
O-RING (2.362 x . 25-822370  
25-822370OEM Part 25-822370 - O-Ring - Priced Individually (more info) About Mercury Marine $2.90 $2.90 Add to shopping cart
10+ in stock. Explain stock levels
#40 14407 COVER (2 required per assembly)
COVER,NLA 14407  
14407OEM Part 14407 - Cover, NLA (more info) About Mercury Marine $15.00 $15.00 Add to shopping cart
1 in stock. Explain stock levels
COVER 14407  1  
14407 1OEM Part 14407 1 - Cover (more info) About Mercury Marine $17.67 $17.67 Add to shopping cart
Available to order:
Usually ships
within 8 days
#41 54-825404 STRAP (1 required per assembly)
STRAP 54-825404  
54-825404OEM Part 54-825404 - Strap (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#42 10-40011107 SCREW, (M5 x 16) (4 required per assembly)
SCREW (M5 x 16) S 10-40011107 10-40011107
10-40011107OEM Part 10-40011107 - Screw (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
5 in stock. Explain stock levels
#43 27-41475 8 GASKET, Exhaust Manifold (1 required per assembly)
GASKET            O - Replaced by 27-892158 27-41475  8
27-41475 8This part has been superseded. GASKET O - Replaced by 27-892158
(more info)
    UnavailableUnavailable Parts
GASKET Exhaust Ma 27-892158 27-892158
27-892158OEM Part 27-892158 - Gasket (more info) About Mercury Marine $6.10 $6.10 Add to shopping cart
1 in stock. Explain stock levels
Exhaust Manifold Gasket 18-2717
18-2717OEM Match 18-2717 - Gasket, 27-41475 8 (more info) About Sierra Marine $7.49 $4.23 Add to shopping cart
2 in stock. Explain stock levels
#44 92329 1 EXHAUST MANIFOLD (1 required per assembly)
EXH. MANIFOLD     O - Replaced by -92329F03  
92329 1This part has been superseded. EXH. MANIFOLD O - Replaced by -92329F03
(more info)
    UnavailableUnavailable Parts
MANIFOLD Exhaust 92329F03  
92329F03OEM Part 92329F03 - Exhaust Manifold Edp (more info) About Mercury Marine $40.67 $40.67 Add to shopping cart
Available to order:
Usually ships
within 8 days
#45 27-41499 5 GASKET, Exhaust Manifold Cover (1 required per assembly)
GASKET            O - Replaced by 27-892157 27-41499  5
27-41499 5This part has been superseded. GASKET O - Replaced by 27-892157
(more info)
    UnavailableUnavailable Parts
GASKET Exhaust Ma 27-892157 27-892157
27-892157OEM Part 27-892157 - Gasket (more info) About Mercury Marine $6.70 $6.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
Exhaust Cover Gasket 18-2714
18-2714OEM Match 18-2714 - Gasket (more info) About Sierra Marine $5.99 $4.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#46 92330 1 COVER (1 required per assembly)
COVER 92330  1  
92330 1OEM Part 92330 1 - Cover (more info) About Mercury Marine $60.92 $60.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#47 10-40003 33 SCREW, (M6 x 40) (9 required per assembly)
SCREW (M6 x 40) 10-40003 33 10-40003 33
10-40003 33OEM Part 10-40003 33 - Screw - Priced Individually (more info) About Mercury Marine $2.70 $2.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-41499A87 GASKET SET (1 required per assembly)
GASKET SET        O - Replaced by 27-41499A88 27-41499A87
27-41499A87This part has been superseded. GASKET SET O - Replaced by 27-41499A88
(more info)
    UnavailableUnavailable Parts
GASKET SET 27-41499A88 27-41499A88
27-41499A88OEM Part 27-41499A88 - Gasket Set (more info) About Mercury Marine $118.70 $101.64 Add to shopping cart
Available to order:
Usually ships
within 8 days
Powerhead Gasket Set 18-4334
18-4334OEM Match 18-4334 - Powerhead Gasket Set (more info) About Sierra Marine $109.49 $88.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 90885A97 POWERHEAD (1 required per assembly)
POWERHEAD         O - Replaced by -90885T99  
90885A97This part has been superseded. POWERHEAD O - Replaced by -90885T99
(more info)
    UnavailableUnavailable Parts
POWERHEAD         O - Replaced by -804350T99  
90885T99This part has been superseded. POWERHEAD O - Replaced by -804350T99
(more info)
    UnavailableUnavailable Parts
POWERHEAD         O - Replaced by -804946T00  
804350T99This part has been superseded. POWERHEAD O - Replaced by -804946T00
(more info)
    UnavailableUnavailable Parts
POWERHEAD         O - Replaced by -804946T01  
804946T00This part has been superseded. POWERHEAD O - Replaced by -804946T01
(more info)
    UnavailableUnavailable Parts
POWERHEAD         O - Replaced by -804946T02  
804946T01This part has been superseded. POWERHEAD O - Replaced by -804946T02
(more info)
    UnavailableUnavailable Parts
PH 25 2ST         O  
804946T02 PH 25 2ST O
(more info)
    UnavailableUnavailable Parts