Logo

Parts for Mariner 20 HP (2 Cylinder) Gasket Set Components, Engine Overhaul

No parts diagram available.

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 27-41499A88 GASKET SET (1 required per assembly)
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
#- 27-19206 1 GASKET, Carburetor (1 required per assembly)
GASKET Carburetor 27-19206  1 27-19206  1
27-19206 1OEM Part 27-19206 1 - Gasket (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
7 in stock. Explain stock levels
#- 27-41417 2 GASKET, Reed Block (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
#- 27-41418 1 GASKET, Carb Adaptor Plate (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
#- 25-822370 O-RING, (2.362 x .103), Transfer Cover Port (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
#- 25-86391 O-RING, Boost Port Cover (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
#- 27-86389 5 GASKET, Cylinder Head Cover (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
#- 27-14318005 GASKET, Thermostat Cover (1 required per assembly)
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
#- 27-62386001 GASKET, Thermostat (1 required per assembly)
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
2 in stock. Explain stock levels
#- 27-892158 GASKET, Exhaust Manifold (1 required per assembly)
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
2 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
#- 27-892157 GASKET, Exhaust Manifold Cover (1 required per assembly)
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
#- 822445A 1 WEAR SLEEVE, Crankshaft (1 required per assembly)
WEAR SLEEVE KIT 822445A 1 822445A 1
822445A 1OEM Part 822445A 1 - Wear Sleeve Kit (more info) About Mercury Marine $16.00 $16.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- NSS NOT SOLD SEPARATE, O Ring-Crankshaft Wear Sleeve (1 required per assembly)
#- 25-86993 O-RING, Bushing Kit (1 required per assembly)
O-RING 25-86993 25-86993
25-86993OEM Part 25-86993 - O-Ring (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
7 in stock. Explain stock levels
#- 27-41670 2 GASKET, Drive Shaft Housing Adaptor Plate (1 required per assembly)
GASKET            O - Replaced by 27-41670  3 27-41670  2
27-41670 2This part has been superseded. GASKET O - Replaced by 27-41670 3
(more info)
    UnavailableUnavailable Parts
GASKET            O - Replaced by 27-41670  4 27-41670  3
27-41670 3This part has been superseded. GASKET O - Replaced by 27-41670 4
(more info)
    UnavailableUnavailable Parts
GASKET            O - Replaced by 27-41670  5 27-41670  4
27-41670 4This part has been superseded. GASKET O - Replaced by 27-41670 5
(more info)
    UnavailableUnavailable Parts
GASKET            O - Replaced by 27-41670006 27-41670  5
27-41670 5This part has been superseded. GASKET O - Replaced by 27-41670006
(more info)
    UnavailableUnavailable Parts
GASKET Adaptor Pl 27-41670006 27-41670006
27-41670006OEM Part 27-41670006 - Gasket (more info) About Mercury Marine $17.90 $17.90 Add to shopping cart
10+ in stock. Explain stock levels
Gasket 18-0336
18-0336OEM Match 18-0336 - Gasket, 27-41670-4 (more info) About Sierra Marine $14.49 $10.79 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 26-25329 SEAL, Water Inlet Tube (1 required per assembly)
SEAL Note: must be ordered in multiples of 5 26-25329 26-25329
26-25329OEM Part 26-25329 - Seal - Priced Individually (more info) About Mercury Marine $4.10 $4.10 Add to shopping cart
4 in stock. Explain stock levels
Gasket, Rubber Seal 18-0514
18-0514OEM Match 18-0514 - Gasket, 26-25329 (more info) About Sierra Marine $3.99 $2.46 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-43337 4 GASKET, Drive Shaft Housing, Drive Shaft Housing (1 required per assembly)
GASKET Drive Shaf 27-43337  4 27-43337  4
27-43337 4OEM Part 27-43337 4 - Gasket (more info) About Mercury Marine $9.00 $9.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-14621 GASKET, Idle Relief Cover (1 required per assembly)
GASKET 27-14621  
27-14621OEM Part 27-14621 - Gasket (more info) About Mercury Marine $6.90 $6.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-99326 1 GASKET, Base Water Pump (1 required per assembly)
GASKET 27-99326  1 27-99326  1
27-99326 1OEM Part 27-99326 1 - Gasket (more info) About Mercury Marine $1.50 $1.50 Add to shopping cart
3 in stock. Explain stock levels
#- 25-69202 O-RING, Water Pump (1 required per assembly)
O-RING 25-69202 25-69202
25-69202OEM Part 25-69202 - O-Ring - Priced Individually (more info) About Mercury Marine $2.80 $2.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
O-Ring 18-7419-9
18-7419-9OEM Match 18-7419-9 - O-Ring (PK5) 25-69202 (more info) About Sierra Marine $14.93 $11.03 Add to shopping cart
1 in stock. Explain stock levels
#- 26-85090001 SEAL, Water Tube (1 required per assembly)
SEAL Note: must be ordered in multiples of 5 26-85090001 26-85090001
26-85090001OEM Part 26-85090001 - Seal - Priced Individually (more info) About Mercury Marine $4.60 $4.60 Add to shopping cart
5 in stock. Explain stock levels
#- 25-86203 O-RING, Drive Shaft Rubber (1 required per assembly)
O-RING 25-86203 25-86203
25-86203OEM Part 25-86203 - O-Ring - Priced Individually (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
6 in stock. Explain stock levels
#- 25-35276 O-RING, (.734 x .139), Shift Shaft (.734 x .139) (1 required per assembly)
O-RING (.734 x .1 25-35276 25-35276
25-35276OEM Part 25-35276 - O-Ring (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
O-Ring 18-7135
18-7135OEM Match 18-7135 - O-Ring 25-35276 (more info)
Replaces OEM #0310584
About Sierra Marine $2.49 $1.41 Add to shopping cart
1 in stock. Explain stock levels
#- 25-85594 O-RING, (.239 x .174), Shift Shaft (.239 x .174) (1 required per assembly)
O-RING (.239 x .1 25-85594 25-85594
25-85594OEM Part 25-85594 - O-Ring - Priced Individually (more info) About Mercury Marine $1.30 $1.30 Add to shopping cart
4 in stock. Explain stock levels
O Ring 18-7100-9
18-7100-9OEM Match 18-7100-9 - O-Ring (PK5) 301877 (more info)
Replaces OEM #0301877
About Sierra Marine $9.95 $7.10 Add to shopping cart
9 in stock. Explain stock levels
#- 25-85549 O-RING, Propeller Shaft Outer Oil Seal (1 required per assembly)
O-RING 25-85549 25-85549
25-85549OEM Part 25-85549 - O-Ring - Priced Individually (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
3 in stock. Explain stock levels
O-Ring 18-7956-9
18-7956-9OEM Match 18-7956-9 - O-Ring, PK5 25-85549 (more info) About Sierra Marine $19.95 $14.02 Add to shopping cart
1 in stock. Explain stock levels
#- 25-26722 O-RING, Transfer Port Cover (2 required per assembly) (Not Used in This Application)
O-RING 25-26722 25-26722
25-26722OEM Part 25-26722 - O-Ring - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
O-Ring 18-7115
18-7115OEM Match 18-7115 - O-Ring 25-26722 (more info)
Replaces OEM #0302588
About Sierra Marine $2.49 $1.35 Add to shopping cart
2 in stock. Explain stock levels
#- 27-41499 1 GASKET, Exhaust Cover (1 required per assembly) (Not Used in This Application)
GASKET 27-41499  1 27-41499  1
27-41499 1OEM Part 27-41499 1 - Gasket (more info) About Mercury Marine $5.60 $5.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-86389 GASKET, Head Cover (1 required per assembly) (Not Used in This Application)
GASKET 27-86389 27-86389
27-86389OEM Part 27-86389 - Gasket (more info) About Mercury Marine $7.80 $7.80 Add to shopping cart
1 in stock. Explain stock levels
#- 27-88004 GASKET, Carburetor (1 required per assembly) (Not Used in This Application)
GASKET Note: must be ordered in multiples of 5 27-88004  
27-88004OEM Part 27-88004 - Gasket - Priced Individually (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
10+ in stock. Explain stock levels
#- 25-16524 O-RING, Fuel Connector, Fuel Connector (1 required per assembly) (Not Used in This Application)
O-RING Fuel Conne 25-16524 25-16524
25-16524OEM Part 25-16524 - O-Ring - Priced Individually (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7421-9
18-7421-9OEM Match 18-7421-9 - O-Ring (PK5) 25-20415 (more info) About Sierra Marine $9.95 $9.81 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 25-99691 O-RING, Seal (1 required per assembly) (Not Used in This Application)
O-RING 25-99691  
25-99691OEM Part 25-99691 - 0 Ring - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#- 85977 1 SEAL, Rubber, Reed Block (Rubber) (1 required per assembly) (Not Used in This Application)
85977002 85977  1  
85977 1OEM Part 85977 1 - SEAL (more info) About Mercury Marine $8.20 $8.20 Add to shopping cart
6 in stock. Explain stock levels
SEAL 85977002 85977002
85977002OEM Part 85977002 - Seal (more info) About Mercury Marine $9.50 $9.50 Add to shopping cart
2 in stock. Explain stock levels