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Parts for Mercury Marine Model 40 4 HP (1 Cylinder) Cylinder Block & Crankcase Assembly

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 NLA CYLINDER BLOCK (39) (1 required per assembly) SERIAL 00000000-02098036
#1 843-8694A 3 CYLINDER BLOCK (39)(40) (1 required per assembly) SERIAL 02098037-09999999
CYLINDER BLOCK,NLA 843-8694A 3 843-8694A 3
843-8694A 3OEM Part 843-8694A 3 - Cylinder Block, NLA (more info) About Mercury Marine $125.00 $125.00 Add to shopping cart
1 in stock. Explain stock levels
#2 21-30819A 1 CHECK VALVE (39)(40) (1 required per assembly) SERIAL 00000000-02771621
CHECK VALVE KIT,NLA 21-30819A 1  
21-30819A 1OEM Part 21-30819A 1 - Check Valve Kit, NLA (more info) About Mercury Marine $3.50 $3.50 Add to shopping cart
8 in stock. Explain stock levels
#2 21-28481A 1 CHECK VALVE 40 (1 required per assembly) SERIAL 02771622-09999999
CHECK VALVE KIT,NLA 21-28481A 1  
21-28481A 1OEM Part 21-28481A 1 - Check Valve Kit, NLA (more info) About Mercury Marine $24.00 $24.00 Add to shopping cart
10+ in stock. Explain stock levels
#4 16-66021 STUD (6 required per assembly)
STUD,NLA 16-66021  
16-66021OEM Part 16-66021 - Stud, NLA (more info) About Mercury Marine $7.00 $7.00 Add to shopping cart
10+ in stock. Explain stock levels
#5 16-46431 STUD (2 required per assembly)
STUD              O NLA  
16-46431 STUD O NLA
(more info)
    UnavailableUnavailable Parts
#6 17-85500 DOWEL PIN (2 required per assembly)
178M0084726 17-85500  
17-85500OEM Part 17-85500 - Pin -Dowel (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
PIN Dowel 17-8M0084726  
178M0084726OEM Part 178M0084726 - Pin - Dowel (more info) About Mercury Marine $3.50 $3.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 22-99664 ELBOW (90 )(40-SER.33028361 & UP) (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22-99664This part has been superseded.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22-99664 1This part has been superseded.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
1 in stock. Explain stock levels
#9 10-31294 SCREW (1") (6 required per assembly)
SCREW @5          O - Replaced by 10-64278  
10-31294This part has been superseded. SCREW @5 O - Replaced by 10-64278
(more info)
    UnavailableUnavailable Parts
SCREW,NLA 10-64278 10-64278
10-64278OEM Part 10-64278 - Screw, NLA (more info) About Mercury Marine $1.50 $1.50 Add to shopping cart
10+ in stock. Explain stock levels
#10 11-20184 NUT (8 required per assembly)
NUT (1/4-28X7/32) 11-20184 11-20184
11-20184OEM Part 11-20184 - Nut - Priced Individually (more info) About Mercury Marine $1.30 $1.30 Add to shopping cart
2 in stock. Explain stock levels
#11 70726 REED BLOCK (1 required per assembly)
REED BLOCK        O NLA  
70726 REED BLOCK O NLA
(more info)
    UnavailableUnavailable Parts
#12 34-35836 REED, INLET VALVE (2 required per assembly)
REED Note: must be ordered in multiples of 2 34-35836  
34-35836OEM Part 34-35836 - Reed - Priced Individually (more info) About Mercury Marine $7.70 $7.70 Add to shopping cart
2 in stock. Explain stock levels
#13 34-22215 RETAINER (2 required per assembly)
REED STOP,NLA 34-22215  
34-22215OEM Part 34-22215 - Reed Stop, NLA (more info) About Mercury Marine $10.00 $10.00 Add to shopping cart
8 in stock. Explain stock levels
#14 10-28430 SCREW (4 required per assembly)
SCREW (#6-32 x .2 10-28430 10-28430
10-28430OEM Part 10-28430 - Screw (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#15 27-35739 GASKET (1 required per assembly)
27357391 27-35739  
27-35739OEM Part 27-35739 - Gasket - Priced Individually (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
GASKET,NLA 27-35739  1  
27-35739 1OEM Part 27-35739 1 - Gasket, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
10+ in stock. Explain stock levels
#16 30-72961 BALL BEARING (1 required per assembly)
BEARING Ball 30-72961 30-72961
30-72961OEM Part 30-72961 - Ball Bearing (more info) About Mercury Marine $20.30 $17.39 Add to shopping cart
4 in stock. Explain stock levels
Bearing, Ball 18-1398
18-1398OEM Match 18-1398 - Bearing, 30-72961 (more info) About Sierra Marine $16.99 $15.41 Add to shopping cart
4 in stock. Explain stock levels
#17 26-31411 OIL SEAL (39)(40) (1 required per assembly) SERIAL 00000000-02771621
SEAL ,NLA 26-31411 26-31411
26-31411OEM Part 26-31411 - Seal, NLA (more info) About Mercury Marine $22.00 $22.00 Add to shopping cart
1 in stock. Explain stock levels
#17 26-56397 OIL SEAL (40) (1 required per assembly) SERIAL 32771622-09999999
SEAL,NLA 26-56397 26-56397
26-56397OEM Part 26-56397 - Seal, NLA (more info) About Mercury Marine $20.00 $20.00 Add to shopping cart
10+ in stock. Explain stock levels
Oil Seal 18-0527
18-0527OEM Match 18-0527 - Seal, 26-56397 (more info) About Sierra Marine $19.99 $19.24 Add to shopping cart
2 in stock. Explain stock levels
#18 15-31412A 1 SHIM ASSEMBLY (AR required per assembly)
SHIM SET,NLA 15-31412A 1  
15-31412A 1OEM Part 15-31412A 1 - Shim Set, NLA (more info) About Mercury Marine $9.00 $9.00 Add to shopping cart
10+ in stock. Explain stock levels
#21 31-31410 ROLLER BEARING (1 required per assembly)
BEARING,NLA 31-31410 31-31410
31-31410OEM Part 31-31410 - Bearing, NLA (more info) About Mercury Marine $16.00 $16.00 Add to shopping cart
10+ in stock. Explain stock levels
#23 25-20863 O-RING (1 required per assembly)
O-RING 25-20863 25-20863
25-20863OEM Part 25-20863 - O-Ring - Priced Individually (more info) About Mercury Marine $2.40 $2.40 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7152-9
18-7152-9OEM Match 18-7152-9 - O-Ring 5 Pack 25-20863 (more info)
Replaces OEM #0307082
About Sierra Marine $14.95 $8.07 Add to shopping cart
Available to order:
Usually ships
within 8 days
#24 10-39002 SCREW (39)(40)(#12-24 X 1/2") (4 required per assembly)
SCREW,NLA 10-39002  
10-39002OEM Part 10-39002 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
7 in stock. Explain stock levels
#25 54-34598 CLAMP 39 40 (2 required per assembly) SERIAL 00000000-02693114
CLIP,NLA 54-34598 54-34598
54-34598OEM Part 54-34598 - Clip, NLA (more info) About Mercury Marine $11.00 $11.00 Add to shopping cart
10+ in stock. Explain stock levels
#26 10-36205 SCREW (4 required per assembly) SERIAL 00000000-02693114
SCREW,NLA 10-36205  
10-36205OEM Part 10-36205 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#27 24-34731 SPRING (4 required per assembly) SERIAL 00000000-02693114
SPRING,NLA 24-34731  
24-34731OEM Part 24-34731 - Spring, NLA (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#28 35658 TRANSFER PORT COVER (1 required per assembly)
COVER,NLA 35658  
35658OEM Part 35658 - Cover, NLA (more info) About Mercury Marine $7.00 $7.00 Add to shopping cart
1 in stock. Explain stock levels
Parts manual  Manual 281049 Parts Catalog - 1977; 6; 6704, 6705; Evinrude OUTBOARDS $19.95 $19.95 Add to shopping cart
#29 27-35657 GASKET (1 required per assembly)
GASKET,NLA 27-35657  
27-35657OEM Part 27-35657 - Gasket - Priced Individually (more info) About Mercury Marine $3.75 $3.75 Add to shopping cart
10+ in stock. Explain stock levels
#30 10-20665 SCREW (39)(40) (2 required per assembly) SERIAL 00000000-02923726
SCREW,NLA 10-20665  
10-20665OEM Part 10-20665 - Screw, NLA (more info) About Mercury Marine $1.35 $1.35 Add to shopping cart
10+ in stock. Explain stock levels
#30 10-20720 SCREW 40 (2 required per assembly) SERIAL 02923727-09999999
SCREW,NLA 10-20720  
10-20720OEM Part 10-20720 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#32 31014 MOUNT (2 required per assembly)
MOUNT,NLA 31014  
31014OEM Part 31014 - Mount, NLA (more info) About Mercury Marine $20.00 $20.00 Add to shopping cart
3 in stock. Explain stock levels
#33 13-26992 LOCKWASHER) (2 required per assembly)
LOCKWASHER (.250) 13-26992  
13-26992OEM Part 13-26992 - LockWasher - Priced Individually (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
10+ in stock. Explain stock levels
#34 11-20088 NUT (2 required per assembly)
NUT,NLA 11-20088  
11-20088OEM Part 11-20088 - Nut, NLA (more info) About Mercury Marine $1.65 $1.65 Add to shopping cart
10+ in stock. Explain stock levels
#35 1016-7070A 1 COVER, CYLINDER BLOCK (40) (1 required per assembly) SERIAL 03028361-09999999
CYL BLOCK COVER   O NLA  
1016-7070A 1 CYL BLOCK COVER O NLA
(more info)
    UnavailableUnavailable Parts
#36 22-39072 PIPE PLUG (39) (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
#36 22-32802 PIPE PLUG (40) (1 required per assembly)
PLUG @2           O - Replaced by 22-32802  1  
22-32802This part has been superseded. PLUG @2 O - Replaced by 22-32802 1
(more info)
    UnavailableUnavailable Parts
PLUG-(BRASS)@2    O - Replaced by 22-32802  2  
22-32802 1This part has been superseded. PLUG-(BRASS)@2 O - Replaced by 22-32802 2
(more info)
    UnavailableUnavailable Parts
PLUG Pipe (.125-2 22-32802  2 22-32802 2
22-32802 2OEM Part 22-32802 2 - Plug - (brass) - Priced Individually (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
6 in stock. Explain stock levels
Pipe Plug, 1/8-27 Npt Pipe 18-4263
18-4263OEM Match 18-4263 - Pipe Plug, 1/8-27 NPT Pi (more info) About Sierra Marine $4.49 $3.24 Add to shopping cart
Available to order:
Usually ships
within 8 days
#37 27-41615 1 GASKET (1 required per assembly)
GASKET 27-41615  1 27-41615  1
27-41615 1OEM Part 27-41615 1 - Gasket (more info) About Mercury Marine $5.40 $5.40 Add to shopping cart
1 in stock. Explain stock levels
#38 10-20653 SCREW (39) (4 required per assembly) SERIAL 00000000-02098036
SCREW (.250-28 x 10-20653 10-20653
10-20653OEM Part 10-20653 - Bolt - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#38 10-21091 SCREW (39)(40) (4 required per assembly) SERIAL 02098037-09999999
SCREW,NLA 10-21091  
10-21091OEM Part 10-21091 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#40 27-41614 1 GASKET (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-41614  1 27-41614 1
27-41614 1OEM Part 27-41614 1 - Gasket - Priced Individually (more info) About Mercury Marine $6.20 $6.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#41 46234 BAFFLE PLATE (1 required per assembly)
PLATE,NLA 46234 46234
46234OEM Part 46234 - Plate (more info) About Mercury Marine $20.00 $20.00 Add to shopping cart
10+ in stock. Explain stock levels
#43 46171T COVER, EXHAUST MANIFOLD (1 required per assembly)
46171 46171T  
46171TOEM Part 46171T - Cover (more info) About Mercury Marine $30.00 $30.00 Add to shopping cart
1 in stock. Explain stock levels
COVER             O NLA  
46171 COVER O NLA
(more info)
    UnavailableUnavailable Parts
#44 10-28636 SCREW (6 required per assembly)
SCREW (.250-20 x 10-28636 10-28636
10-28636OEM Part 10-28636 - Screw - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels