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Parts for Mercury Marine 300 350 Crankshaft, Piston & Connecting Rod

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 400-1319 CRANKSHAFT (,,,1,,, required per assembly) FOR REPLACEMENT ORDER A-400-1730 CRANKSHAFT AND C-25-29619 "O" RING. SERIAL 00000000-01271993
CRANKSHAFT        O - Replaced by 400-1650  
400-1319This part has been superseded. CRANKSHAFT O - Replaced by 400-1650
(more info)
    UnavailableUnavailable Parts
CRANKSHAFT        O - Replaced by 400-1730  
400-1650This part has been superseded. CRANKSHAFT O - Replaced by 400-1730
(more info)
    UnavailableUnavailable Parts
CRANKSHAFT        O - Replaced by 400-2976A 2  
400-1730This part has been superseded. CRANKSHAFT O - Replaced by 400-2976A 2
(more info)
    UnavailableUnavailable Parts
CRANKSHAFT        O NLA  
400-2976A 2 CRANKSHAFT O NLA
(more info)
    UnavailableUnavailable Parts
#- 20043 OILER, FELT (,,,1,,, required per assembly) FOR REPLACEMENT ORDER A-400-1730 CRANKSHAFT AND C-25-29619 "O" RING. SERIAL 00000000-01271993
OILER,NLA 20043  
20043OEM Part 20043 - Oiler, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
#1 400-1730 CRANKSHAFT (1,1,1,1,1, required per assembly)
#2 25-29619 "O"RING, DRIVE SHAFT SPLINE (,,1,1,1,1, required per assembly)
O-RING (.583 x .1 25-29619  
25-29619OEM Part 25-29619 - O-Ring - Priced Individually (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
10+ in stock. Explain stock levels
#3 500-1030A 1 CENTER MAIN BEARING ASSEMBLY (1,1,1,1,1, required per assembly)
C/M BEARING       O - Replaced by 500-3203A 1  
500-1030A 1This part has been superseded. C/M BEARING O - Replaced by 500-3203A 1
(more info)
    UnavailableUnavailable Parts
C/M BEARING       O - Replaced by 500-3590A 1  
500-3203A 1This part has been superseded. C/M BEARING O - Replaced by 500-3590A 1
(more info)
    UnavailableUnavailable Parts
5005345A4    C/M BEARING 500-3590A 1  
500-3590A 1OEM Part 500-3590A 1 - C/M Bearing (more info) About Mercury Marine $24.50 $24.50 Add to shopping cart
2 in stock. Explain stock levels
C/M BEARING,NLA 500-5345A 4  
500-5345A 4OEM Part 500-5345A 4 - C/M Bearing, NLA (more info) About Mercury Marine $190.00 $190.00 Add to shopping cart
9 in stock. Explain stock levels
#- 17-20032 DOWEL PIN, CENTER AMIN BEARING (2,2,2,2,2, required per assembly)
PIN Dowel 17-20032  
17-20032OEM Part 17-20032 - Pin -Dowel - Priced Individually (more info) About Mercury Marine $2.90 $2.90 Add to shopping cart
10+ in stock. Explain stock levels
#4 10-28666 SCREW, CENTER MAIN BEARING CLAMPING (2,2,2,2,2, required per assembly)
SCREW,NLA 10-28666  
10-28666OEM Part 10-28666 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#5 29-20046 BEARING, NEEDLE (56,56,56,5 required per assembly)
NEEDLE BRG @200   O - Replaced by 29-20046T  
29-20046This part has been superseded. NEEDLE BRG @200 O - Replaced by 29-20046T
(more info)
    UnavailableUnavailable Parts
BRG-NEEDLE 29-20046T 29-20046T
29-20046TOEM Part 29-20046T - Needle - Priced Individually (more info) About Mercury Marine $1.05 $1.05 Add to shopping cart
10+ in stock. Explain stock levels
#6 20047 RACE, OUTER (1,1,1,1,1, required per assembly)
OUTER RACE,NLA 20047 20047
20047OEM Part 20047 - Outer Race, NLA (more info) About Mercury Marine $75.00 $75.00 Add to shopping cart
10+ in stock. Explain stock levels
#7 53-20048 RING, SNAP - OUTER RACE CLAMPING (1,1,1,1,1, required per assembly)
SNAP RING,NLA 53-20048  
53-20048OEM Part 53-20048 - Snap Ring, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
5 in stock. Explain stock levels
#- 17-20379 DOWEL PIN (STEPPED) (1,1,1,1,1, required per assembly)
PIN-DOWEL,NLA 17-20379  
17-20379OEM Part 17-20379 - Pin -Dowel, NLA (more info) About Mercury Marine $9.50 $9.50 Add to shopping cart
10+ in stock. Explain stock levels
#8 526-1436A 1 MAIN BEARING ASSEMBLY (VALVE TYPE) (2,2,2,2,2, required per assembly) BRONZE - NO LONGER AVAILABLE, ORDER A-527-1619A1
MAIN BEARING      O - Replaced by 527-1619A 4  
526-1436A 1This part has been superseded. MAIN BEARING O - Replaced by 527-1619A 4
(more info)
    UnavailableUnavailable Parts
MAIN BEARIN,NLA 527-1619A 4  
527-1619A 4OEM Part 527-1619A 4 - Main Bearing, NLA (more info) About Mercury Marine $100.00 $100.00 Add to shopping cart
7 in stock. Explain stock levels
#9 10-20049 SCREW, MAIN BEARING CLAMPING (4,4,4,4,4, required per assembly) BRONZE - NO LONGER AVAILABLE, ORDER A-527-1619A1
SCREW @10         O - Replaced by 10-22654  
10-20049This part has been superseded. SCREW @10 O - Replaced by 10-22654
(more info)
    UnavailableUnavailable Parts
SCREW,NLA 10-22654  
10-22654OEM Part 10-22654 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#10 34-20888A 1 REED SET, MATCHED - MAIN BEARING (2,2,2,2,2, required per assembly) BRONZE - NO LONGER AVAILABLE, ORDER A-527-1619A1
3456704A1 34-20888A 1  
34-20888A 1OEM Part 34-20888A 1 - REED SET (more info) About Mercury Marine $29.95 $29.95 Add to shopping cart
5 in stock. Explain stock levels
REED SET @2       O - Replaced by 34-88498A 1  
34-56704A 1This part has been superseded. REED SET @2 O - Replaced by 34-88498A 1
(more info)
    UnavailableUnavailable Parts
REED SET 34-88498A 1 34-88498A 1
34-88498A 1OEM Part 34-88498A 1 - Reed Kit - 6 Reeds Only as shown (more info) About Mercury Marine $72.08 $72.08 Add to shopping cart
1 in stock. Explain stock levels
#11 34-20053 REED STOP, MAIN BEARING REED VALVES (8,8,8,8,8, required per assembly) BRONZE - NO LONGER AVAILABLE, ORDER A-527-1619A1
REED STOP,NLA 34-20053 34-20053
34-20053OEM Part 34-20053 - Reed Stop, NLA (more info) About Mercury Marine $6.25 $6.25 Add to shopping cart
10+ in stock. Explain stock levels
#12 12-26014 WASHER, REED STOP MOUNTING SCREW (8,8,8,8,8, required per assembly) BRONZE - NO LONGER AVAILABLE, ORDER A-527-1619A1
WASHER,NLA 12-26014  
12-26014OEM Part 12-26014 - Washer, NLA (more info) About Mercury Marine $3.50 $3.50 Add to shopping cart
10+ in stock. Explain stock levels
#13 10-20055 SCREW, REED STOP MOUNTING (8,8,8,8,8, required per assembly) BRONZE - NO LONGER AVAILABLE, ORDER A-527-1619A1
SCREW,NLA 10-20055  
10-20055OEM Part 10-20055 - Screw, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#9 10-26184 SCREW, MAIN BEARING CLAMPING (,,4,4,4,4, required per assembly) ALUMINUM
SCREW             O NLA  
10-26184 SCREW O NLA
(more info)
    UnavailableUnavailable Parts
#- 11-24652 NUT, MAIN BEARING CLAMPING SCREW (,,4,4,4,4, required per assembly) ALUMINUM
NUT (.250-28) 11-24652 11-24652
11-24652OEM Part 11-24652 - Nut - Priced Individually (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
10+ in stock. Explain stock levels
#13 10-29465 SCREW, REED STOP MOUNTING (,,8,8,8,8, required per assembly) ALUMINUM
SCREW @10         O - Replaced by 10-77280  
10-29465This part has been superseded. SCREW @10 O - Replaced by 10-77280
(more info)
    UnavailableUnavailable Parts
SCREW,NLA 10-77280  
10-77280OEM Part 10-77280 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#-- 11-29469 NUT, REED STOP MOUNTING SCREW (,,8,8,8,8, required per assembly) ALUMINUM
NUT ,NLA 11-29469  
11-29469OEM Part 11-29469 - Nut, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
#14 718-1193A 2 PISTON AND PISTON PIN ASSEMBLY (4,4,4,4,4, required per assembly)
PISTON            O - Replaced by 726-1611A 4  
718-1193A 2This part has been superseded. PISTON O - Replaced by 726-1611A 4
(more info)
    UnavailableUnavailable Parts
PISTON            O - Replaced by 726-1611A 2  
726-1611A 4This part has been superseded. PISTON O - Replaced by 726-1611A 2
(more info)
    UnavailableUnavailable Parts
PISTON            O NLA  
726-1611A 2 PISTON O NLA
(more info)
    UnavailableUnavailable Parts
#15 40-20057 LOCK RING, PISTON PIN (8,8,8,8,8, required per assembly)
LOCK RING   Note: must be ordered in multiples of 2,NLA 40-20057  
40-20057OEM Part 40-20057 - Lock Ring - Priced Individually, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
10+ in stock. Explain stock levels
#16 39-20058 RING, PISTON (12,12,12,1 required per assembly)
RING-PISTON       O NLA  
39-20058 RING-PISTON O NLA
(more info)
    UnavailableUnavailable Parts
#17 600-7A 1 CONNECTING ROD AND CAP ASSEMBLY (SEE NOTE BELOW) (4,4,4,4,4, required per assembly)
6007A5    CONNECTING 600-7A 1  
600-7A 1OEM Part 600-7A 1 - Connecting Rod (more info) About Mercury Marine $80.00 $80.00 Add to shopping cart
2 in stock. Explain stock levels
6002748A3    CONNECTING 600-7A 5  
600-7A 5OEM Part 600-7A 5 - Connecting Rod (more info) About Mercury Marine $80.00 $80.00 Add to shopping cart
1 in stock. Explain stock levels
CONNECTING ,NLA 600-2748A 3 600-2748A 3
600-2748A 3OEM Part 600-2748A 3 - Connecting, NLA (more info) About Mercury Marine $80.00 $80.00 Add to shopping cart
5 in stock. Explain stock levels
#18 10-20060 SCREW, CONNECTING ROD (8,8,8,8,8, required per assembly)
1045379 10-20060  
10-20060OEM Part 10-20060 - Screw - Priced Individually (more info) About Mercury Marine $3.15 $3.15 Add to shopping cart
10+ in stock. Explain stock levels
SCREW,NLA 10-45379  
10-45379OEM Part 10-45379 - Screw, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10 in stock. Explain stock levels
#19 11-20061 NUT, CONNECTING ROD SCREW (8,8,8,8,8, required per assembly)
NUT,NLA 11-20061 11-20061
11-20061OEM Part 11-20061 - Nut, NLA (more info) About Mercury Marine $1.75 $1.75 Add to shopping cart
10+ in stock. Explain stock levels
#21 29-20063 BEARING, NEEDLE - PISTON PIN (88,88,88,8 required per assembly)
BEARING Needle 29-20063 29-20063
29-20063OEM Part 29-20063 - Needle - Priced Individually (more info) About Mercury Marine $0.35 $0.26 Add to shopping cart
10+ in stock. Explain stock levels
#22 12-20064 WASHER, NEEDLE LOCATING (8,8,8,8,8, required per assembly)
WASHER,NLA 12-20064  
12-20064OEM Part 12-20064 - Washer, NLA (more info) About Mercury Marine $3.50 $3.50 Add to shopping cart
10+ in stock. Explain stock levels
#-- 718-1313A 1 PISTON AND PISTON PIN ASSEMBLY (.015 OVERSIZE) (4,4,4,4,4, required per assembly)
PISTON            O - Replaced by 726-1612A 1  
718-1313A 1This part has been superseded. PISTON O - Replaced by 726-1612A 1
(more info)
    UnavailableUnavailable Parts
PISTON            O - Replaced by 726-1612A 2  
726-1612A 1This part has been superseded. PISTON O - Replaced by 726-1612A 2
(more info)
    UnavailableUnavailable Parts
MERC PERF PROD    O NLA  
726-1612A 2 MERC PERF PROD O NLA
(more info)
    UnavailableUnavailable Parts
#-- 39-20992A12 RING, PISTON (.015 OVERSIZE) (12,12,12,1 required per assembly)
RING SET-12 PCS   O NLA  
39-20992A12 RING SET-12 PCS O NLA
(more info)
    UnavailableUnavailable Parts