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Parts for Mariner 90 HP (3 Cylinder) Crankshaft, Pistons & Connecting Rods (#646-818846)

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 472-9001A 3 CRANKSHAFT ASSEMBLY (1 required per assembly)
CRANKSHAFT ASSY   O - Replaced by 472-9001T 3  
472-9001A 3This part has been superseded. CRANKSHAFT ASSY O - Replaced by 472-9001T 3
(more info)
    UnavailableUnavailable Parts
CRANKSHAFT ASSY,NLA 472-9001T 3  
472-9001T 3OEM Part 472-9001T 3 - Crankshaft Assembly, NLA (more info) About Mercury Marine $1,000.00 $1,000.00 Add to shopping cart
10+ in stock. Explain stock levels
#2 30-43011 BALL BEARING, Lower (1 required per assembly)
BEARING-BALL      O - Replaced by 30-43011T  
30-43011This part has been superseded. BEARING-BALL O - Replaced by 30-43011T
(more info)
    UnavailableUnavailable Parts
BEARING Ball 30-43011T 30-43011T
30-43011TOEM Part 30-43011T - Ball Bearing (more info) About Mercury Marine $76.33 $76.33 Add to shopping cart
1 in stock. Explain stock levels
Bearing, Ball 18-1346
18-1346OEM Match 18-1346 - Bearing, 30-43011T (more info) About Sierra Marine $101.49 $81.49 Add to shopping cart
1 in stock. Explain stock levels
#3 78661 1 WEAR SLEEVE (1 required per assembly)
WEAR SLEEVE 78661  1  
78661 1OEM Part 78661 1 - Sleeve (more info) About Mercury Marine $16.30 $13.96 Add to shopping cart
4 in stock. Explain stock levels
#4 25-35126 O-RING (1 required per assembly)
O-RING (.859 x .1 25-35126  
25-35126OEM Part 25-35126 - O-Ring - Priced Individually (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#5 39-818412A 4 RING ASSEMBLY (1 required per assembly)
RING ASSEMBLY 39-818412A 4  
39-818412A 4OEM Part 39-818412A 4 - Rings - 4 - Standard (more info) About Mercury Marine $50.42 $50.42 Add to shopping cart
1 in stock. Explain stock levels
#6 28-91800 KEY, Woodruff (2 required per assembly)
KEY Woodruff 28-91800 28-91800
28-91800OEM Part 28-91800 - Key - Priced Individually (more info) About Mercury Marine $1.63 $1.63 Add to shopping cart
1 in stock. Explain stock levels
#7 43-43019A 1 DRIVER GEAR (1 required per assembly)
GEAR ASSEMBLY 43-43019A 1 43-43019A 1
43-43019A 1OEM Part 43-43019A 1 - Gear Kit (more info) About Mercury Marine $52.25 $52.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 31-43013A 1 ROLLER BEARING ASSEMBLY, Upper (1 required per assembly)
3143013T1 31-43013A 1 31-43013A 1
31-43013A 1OEM Part 31-43013A 1 - Bearing Assembly (more info) About Mercury Marine $50.00 $50.00 Add to shopping cart
1 in stock. Explain stock levels
BEARING ASSY      O - Replaced by 31-43013T 3 31-43013T 1
31-43013T 1This part has been superseded. BEARING ASSY O - Replaced by 31-43013T 3
(more info)
    UnavailableUnavailable Parts
BEARING ASSEMBLY 31-43013T 3 31-43013T 3
31-43013T 3OEM Part 31-43013T 3 - Bearing Assembly (more info) About Mercury Marine $81.50 $81.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 26-43993 SEAL, Oil (1 required per assembly)
SEAL Oil 26-43993 26-43993
26-43993OEM Part 26-43993 - Seal (more info) About Mercury Marine $21.50 $18.41 Add to shopping cart
7 in stock. Explain stock levels
Oil Seal 18-0523
18-0523OEM Match 18-0523 - Seal, 26-43993 (more info) About Sierra Marine $16.49 $13.49 Add to shopping cart
1 in stock. Explain stock levels
#10 25-823683 O-RING (1 required per assembly)
O-RING (1.989 x . 25-823683 25-823683
25-823683OEM Part 25-823683 - O-Ring (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
2 in stock. Explain stock levels
O-Ring 18-7414-9
18-7414-9OEM Match 18-7414-9 - O-Ring (PK5) 25-64067 (more info) About Sierra Marine $12.45 $12.45 Add to shopping cart
1 in stock. Explain stock levels
#11 42943A 1 ROLLER BEARING ASSEMBLY (2 required per assembly)
BEARING ASSEMBLY 42943A 1 42943A 1
42943A 1OEM Part 42943A 1 - Bearing Kit (more info) About Mercury Marine $109.90 $94.11 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 777-815965A 4 PISTON ASSEMBLY, Standard (3 required per assembly)
PISTON ASY        O - Replaced by 777-815965T 4  
777-815965A 4This part has been superseded. PISTON ASY O - Replaced by 777-815965T 4
(more info)
    UnavailableUnavailable Parts
PISTON ASSY 777-815965T 4 777-815965T 4
777-815965T 4OEM Part 777-815965T 4 - Piston Assembly (more info) About Mercury Marine $137.51 $137.51 Add to shopping cart
1 in stock. Explain stock levels
Piston-std. 18-4623
18-4623OEM Match 18-4623 - Piston, std., 777-815965T4 (more info) About Sierra Marine $182.49 $135.06 Add to shopping cart
2 in stock. Explain stock levels
#12 777-815965A 5 PISTON ASSEMBLY (.015 Oversize) (AR required per assembly) (As Required)
PISTON ASSEMBLY 777-815965A 5 777-815965A 5
777-815965A 5OEM Part 777-815965A 5 - Piston Assembly .015 (more info) About Mercury Marine $192.50 $192.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
Piston-.015 18-4624
18-4624OEM Match 18-4624 - Piston .777-815965A5.015 (more info) About Sierra Marine $145.49 $145.49 Add to shopping cart
3 in stock. Explain stock levels
#12 777-815965A 6 PISTON ASSEMBLY (.030 Oversize) (AR required per assembly) (As Required)
PISTON ASY-.030OS O NLA 777-815965A 6
777-815965A 6 PISTON ASY-.030OS O NLA
(more info)
    UnavailableUnavailable Parts
Piston-.030 18-4625
18-4625OEM Match 18-4625 - Piston .777-815965A6 .03 (more info) About Sierra Marine $188.99 $140.38 Add to shopping cart
3 in stock. Explain stock levels
#13 40-52035 RING (6 required per assembly)
53857196 40-52035 40-52035
40-52035OEM Part 40-52035 - Lock Ring - Priced Individually (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
LOCK RING 53-857196 53-857196
53-857196OEM Part 53-857196 - Lock Ring - Priced Individually (more info) About Mercury Marine $2.30 $1.56 Add to shopping cart
2 in stock. Explain stock levels
Circlips (2/PKG) 18-4294-9
18-4294-9OEM Match 18-4294-9 - Clips, PK2 (more info) About Sierra Marine $4.98 $3.49 Add to shopping cart
1 in stock. Explain stock levels
#14 39-96170A12 PISTON RING ASSEBMLY, Standard (1 required per assembly)
RING SET Piston 39-96170A12 39-96170A12
39-96170A12OEM Part 39-96170A12 - Rings - 12 Pcs (more info) About Mercury Marine $229.17 $154.00 Add to shopping cart
3 in stock. Explain stock levels
Ring Set-std. 18-3979
18-3979OEM Match 18-3979 - Rings, 2 Rings Only, 39-96170A12 (more info) About Sierra Marine $31.49 $24.62 Add to shopping cart
1 in stock. Explain stock levels
#14 39-96170A 3 PISTON RING ASSEMBLY (.015 Oversize) (AR required per assembly) (As Required)
RING SET-6-.015,NLA 39-96170A 3 39-96170A 3
39-96170A 3OEM Part 39-96170A 3 - Rings - 6-.015, NLA (more info) About Mercury Marine $117.50 $117.50 Add to shopping cart
10+ in stock. Explain stock levels
#14 39-96170A 4 PISTON RING ASSEMBLY (.030 Oversize) (AR required per assembly) (As Required)
RING SET Piston 39-96170A 4 39-96170A 4
39-96170A 4OEM Part 39-96170A 4 - Rings - 6-.030 (more info) About Mercury Marine $163.33 $109.76 Add to shopping cart
7 in stock. Explain stock levels
Ring Set-.030 18-3981
18-3981OEM Match 18-3981 - Rings, 39-96170A4 (more info) About Sierra Marine $16.82 $12.98 Add to shopping cart
Available to order:
Usually ships
within 8 days
#15 646-818846A 3 CONNECTING ROD ASSEMBLY (3 required per assembly)
CONN ROD ASSY     O - Replaced by 646-818846T 6  
646-818846A 3This part has been superseded. CONN ROD ASSY O - Replaced by 646-818846T 6
(more info)
    UnavailableUnavailable Parts
CONNECTING ROD AS 646-818846T 6 646-818846T 6
646-818846T 6OEM Part 646-818846T 6 - Connecting Rod (more info) About Mercury Marine $287.42 $287.42 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 12-812876 WASHER (6 required per assembly)
128M0012298 12-812876  
12-812876OEM Part 12-812876 - Thrust Washer (more info) About Mercury Marine $2.22 $2.22 Add to shopping cart
10+ in stock. Explain stock levels
THRUST WASHER 12-8M0012298  
12-8M0012298OEM Part 12-8M0012298 - Thrust Washer (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 29-818391 NEEDLE BEARING (87 required per assembly)
BRG-NEEDLE @200   O - Replaced by 29-818391001 29-818391
29-818391This part has been superseded. BRG-NEEDLE @200 O - Replaced by 29-818391001
(more info)
    UnavailableUnavailable Parts
BEARING Needle 29-818391001 29-818391001
29-818391001OEM Part 29-818391001 - Needle - Priced Individually (more info) About Mercury Marine $0.36 $0.36 Add to shopping cart
10+ in stock. Explain stock levels
#18 10-94320 SCREW, (.375-24 x 1.250) (6 required per assembly)
SCREW (.375-24 x 10-94320 10-94320
10-94320OEM Part 10-94320 - Screw (more info) About Mercury Marine $6.70 $6.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#19 31-816567A 1 ROLLER BEARING ASSEMBLY (3 required per assembly)
BEARING           O - Replaced by 31-43012A 1  
31-816567A 1This part has been superseded. BEARING O - Replaced by 31-43012A 1
(more info)
    UnavailableUnavailable Parts
3143012A04 31-43012A 1 31-43012A 1
31-43012A 1OEM Part 31-43012A 1 - Bearing/Cage Kit (more info) About Mercury Marine $55.00 $55.00 Add to shopping cart
6 in stock. Explain stock levels
BEARING/CAGE KIT  O - Replaced by 31-844338A01  
31-43012A04This part has been superseded. BEARING/CAGE KIT O - Replaced by 31-844338A01
(more info)
    UnavailableUnavailable Parts
BEARING ASSEMBLY 31-844338A01 31-844338A01
31-844338A01OEM Part 31-844338A01 - Bearing Kit (more info) About Mercury Marine $81.40 $69.71 Add to shopping cart
6 in stock. Explain stock levels
Rod Bearing w/cage 18-1195
18-1195OEM Match 18-1195 - Bearing w/ Cage (more info) About Sierra Marine $86.89 $68.66 Add to shopping cart
3 in stock. Explain stock levels
#- 13589T93 POWERHEAD ASSEMBLY COMPLETE, 75 (1 required per assembly)
PH 70/90          O NLA  
13589T93 PH 70/90 O NLA
(more info)
    UnavailableUnavailable Parts
#- 13600T93 POWERHEAD ASSEMBLY COMPLETE, 75 Commercial (1 required per assembly)
PH 75             O NLA  
13600T93 PH 75 O NLA
(more info)
    UnavailableUnavailable Parts
#- 15081T96 POWERHEAD ASSEMBLY COMPLETE, 90 (1 required per assembly)
PH 90             O NLA  
15081T96 PH 90 O NLA
(more info)
    UnavailableUnavailable Parts