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Parts for Mariner 20 HP (2 Cylinder) Crankshaft, Pistons & Flywheel

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 10-97359A 1 SCREW ASSEMBLY (1 required per assembly) SN# 0G845347/0P038443 & Below
SCREW,NLA 10-97359A 1  
10-97359A 1OEM Part 10-97359A 1 - Screw, NLA (more info) About Mercury Marine $6.25 $6.25 Add to shopping cart
10+ in stock. Explain stock levels
#1 10-40001248 SCREW, (M12 x 25) (1 required per assembly) SN# 0G845348/0P038444 & Up
SCREW (M12 x 25) 10-40001248  
10-40001248OEM Part 10-40001248 - Screw (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#2 21-86496 WASHER (1 required per assembly)
WASHER 12-86496  
12-86496OEM Part 12-86496 - Washer (more info) About Mercury Marine $2.60 $2.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 258-818354T12 FLYWHEEL (1 required per assembly) (Non-Commercial)
FLYWHEEL          O - Replaced by 258-859232T10  
258-818354T12This part has been superseded. FLYWHEEL O - Replaced by 258-859232T10
(more info)
    UnavailableUnavailable Parts
FLYWHEEL          O - Replaced by 258-859232T14  
258-859232T10This part has been superseded. FLYWHEEL O - Replaced by 258-859232T14
(more info)
    UnavailableUnavailable Parts
FLYWHEEL 258-859232T14 258-859232T14
258-859232T14OEM Part 258-859232T14 - Flywheel (more info) About Mercury Marine $365.14 $365.14 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 258-818354T10 FLYWHEEL (1 required per assembly) (Commercial)
FLYWHEEL          O - Replaced by 258-859232T13  
258-818354T10This part has been superseded. FLYWHEEL O - Replaced by 258-859232T13
(more info)
    UnavailableUnavailable Parts
FLYWHEEL ASSY 258-859232T13  
258-859232T13OEM Part 258-859232T13 - Flywheel Assembly (more info) About Mercury Marine $391.42 $391.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#4 NSS NOT SOLD SEPARATE, Decal-Warning (1 required per assembly)
#6 43-99301 RING GEAR (1 required per assembly) (Electric)
RING GEAR 43-99301 43-99301
43-99301OEM Part 43-99301 - Ring Gear (more info) About Mercury Marine $221.42 $221.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 10-40039106 SCREW, (M5 x 13) (4 required per assembly) (Electric)
1088190313 10-40039106  
10-40039106OEM Part 10-40039106 - Screw (more info) About Mercury Marine $0.75 $0.75 Add to shopping cart
4 in stock. Explain stock levels
SCREW (M5 x 13) 10-881903 13 10-881903 13
10-881903 13OEM Part 10-881903 13 - Screw (more info) About Mercury Marine $1.30 $1.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 26-85974 1 SEAL, Oil (1 required per assembly)
SEAL Oil 26-85974  1 26-85974  1
26-85974 1OEM Part 26-85974 1 - Seal (more info) About Mercury Marine $15.90 $15.90 Add to shopping cart
1 in stock. Explain stock levels
#9 31-85114T BEARING, Roller - Upper (1 required per assembly)
BEARING Roller - 31-85114T 31-85114T
31-85114TOEM Part 31-85114T - Bearing (more info) About Mercury Marine $21.58 $21.58 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 28-20094 KEY, Woodruff (1 required per assembly)
KEY Woodruff 28-20094  
28-20094OEM Part 28-20094 - Key - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#11 464-8978T 2 CRANKSHAFT ASSEMBLY (1 required per assembly)
CRANKSHAFT ASSEMB 464-8978T 2 464-8978T 2
464-8978T 2OEM Part 464-8978T 2 - Crankshaft (more info) About Mercury Marine $534.57 $94.36 Add to shopping cart
10+ in stock. Explain stock levels
#12 822445A 1 WEAR SLEEVE (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
#14 26-85107 SEAL, Oil, Lower (1 required per assembly)
SEAL Oil 26-85107 26-85107
26-85107OEM Part 26-85107 - Seal (more info) About Mercury Marine $13.80 $13.80 Add to shopping cart
1 in stock. Explain stock levels
Oil Seal 18-0537
18-0537OEM Match 18-0537 - Seal, 26-85107 (more info) About Sierra Marine $12.49 $11.00 Add to shopping cart
1 in stock. Explain stock levels
#15 31-85113T BEARING, Roller - Lower (1 required per assembly)
BEARING Roller - 31-85113T 31-85113T
31-85113TOEM Part 31-85113T - Bearing (more info) About Mercury Marine $19.42 $19.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 630-8835A 4 CONNECTING ROD ASSEMBLY (2 required per assembly)
CONNECTING ROD AS 630-8835A 4  
630-8835A 4OEM Part 630-8835A 4 - Connecting Rod (more info) About Mercury Marine $227.08 $227.08 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 10-91012 SCREW, (.250-28 Special) (4 required per assembly)
SCREW (.250-28 Sp 10-91012 10-91012
10-91012OEM Part 10-91012 - Screw -spec - Priced Individually (more info) About Mercury Marine $5.60 $3.36 Add to shopping cart
10+ in stock. Explain stock levels
#18 31-879877A 1 BEARING ASSEMBLY, Roller (2 required per assembly)
BEARING ASSEMBLY 31-879877A 1 31-879877A 1
31-879877A 1OEM Part 31-879877A 1 - Bearing Cage Assembly (more info) About Mercury Marine $30.75 $30.75 Add to shopping cart
Available to order:
Usually ships
within 8 days
#20 29-98295 BEARING, Needle (54 required per assembly)
BEARING Needle 29-98295 29-98295
29-98295OEM Part 29-98295 - Needle Bearing - Priced Individually (more info) About Mercury Marine $0.20 $0.14 Add to shopping cart
10+ in stock. Explain stock levels
#21 42025 BEARING (4 required per assembly)
8M0012294 42025  
42025OEM Part 42025 - Thrust Bearing (more info) About Mercury Marine $1.58 $1.58 Add to shopping cart
5 in stock. Explain stock levels
WASHER-THRUST 12-8M0012294  
12-8M0012294OEM Part 12-8M0012294 - Thrust Washer (more info) About Mercury Marine $3.33 $3.33 Add to shopping cart
Available to order:
Usually ships
within 8 days
#22 767-879878T 5 PISTON ASSEMBLY (2 required per assembly) (Standard)
PISTON ASSEMBLY 767-879878T 5 767-879878T 5
767-879878T 5OEM Part 767-879878T 5 - Piston Assembly (more info) About Mercury Marine $118.00 $118.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#22 767-9104T19 PISTON ASSEMBLY (2 required per assembly) (Seapro/Marathon-Chrome Bore) SN# 0T409000/0P153500 & Up
PISTON ASSEMBLY 767-9104T19 767-9104T19
767-9104T19OEM Part 767-9104T19 - Piston Assembly (more info) About Mercury Marine $134.00 $134.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#22 767-879878A 6 PISTON ASSEMBLY (2 required per assembly) (.030 Oversize)
PISTON ASSEMBLY 767-879878A 6 767-879878A 6
767-879878A 6OEM Part 767-879878A 6 - Piston - .030 O/S (more info) About Mercury Marine $136.25 $136.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#23 40-828119 LOCK RING, Piston Pin (4 required per assembly)
LOCK RING Piston 40-828119 40-828119
40-828119OEM Part 40-828119 - Lock Ring (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#24 39-827491A12 RING SET, Piston (1 required per assembly) (Standard)
RING SET Piston 39-827491A12 39-827491A12
39-827491A12OEM Part 39-827491A12 - Piston Rings - 12 Rings in this set (more info) About Mercury Marine $180.25 $180.25 Add to shopping cart
1 in stock. Explain stock levels
#24 39-18652A 2 RING SET, Piston (1 required per assembly) (.030 Oversize)
RING SET Piston 39-18652A 2 39-18652A 2
39-18652A 2OEM Part 39-18652A 2 - Rings - .030 Oversize (more info) About Mercury Marine $119.25 $119.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#26 86992A 5 BEARING ASSEMBLY, Center Main (1 required per assembly)
BEARING ASSEMBLY 86992A 5 86992A 5
86992A 5OEM Part 86992A 5 - Bearing - Center/Main (more info) About Mercury Marine $104.67 $104.67 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
#- 804946T02 POWERHEAD ASSEMBLY (1 required per assembly)
PH 25 2ST         O  
804946T02 PH 25 2ST O
(more info)
    UnavailableUnavailable Parts