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Parts for MerCruiser 140 GM 181 I / L4 1979-1982 Cylinder Block, Piston & Bearing

#1 839-3814 CYLINDER BLOCK ASSEMBLY (1 required per assembly)
CYLINDER BLOCK AS O NLA
 

About Mercury Marine

OEM Part

CYLINDER BLOCK AS O NLA [ More info ]
Unavailable
#2 19-34270 PLUG, EXPANSION - CYLINDER BLOCK (1 5/8" DIA.) (2 required per assembly)
EXPANSION PLUG (1.625) 19-34270
19-34270

About Mercury Marine

OEM Part

19-34270 - Freeze Plug, 1-5/8 Inch [ More info ]

Add to shopping cart $7.00
1 in stock. Explain stock levels

#2 19-34271 PLUG, EXPANSION - CYLINDER BLOCK (2" DIA.) (1 required per assembly)
EXPANSION PLUG (2.00) 19-34271
 

About Mercury Marine

OEM Part

19-34271 - Plug [ More info ]

Add to shopping cart $19.50 $13.17
10+ in stock. Explain stock levels

#- 19-37531 PLUG, OIL CHANNEL - CYLINDER BLOCK (1 required per assembly)
PLUG 19-37531
 

About Mercury Marine

OEM Part

19-37531 - Plug [ More info ]

Add to shopping cart $3.70
8 in stock. Explain stock levels

#3 19-34488 PLUG, EXPANSION - CAMSHAFT BEARING HOLE (1 required per assembly)
2272640 19-34488
 

About Mercury Marine

OEM Part

19-34488 - Plug [ More info ]

Add to shopping cart $3.70
2 in stock. Explain stock levels

#4 19-34487 PLUG, PIPE - CYLINDER BLOCK (3/8") (2 required per assembly)
PLUG (.375-18 x . O - Replaced by 22-36373
 

This part has been superseded.

19-34487 - PLUG (.375-18 x . O [ More info ]
Unavailable
Replaced by 22-36373
PLUG (.375-18) Hex - St 22-36373
 

About Mercury Marine

OEM Part

22-36373 - Plug [ More info ]

Add to shopping cart $4.20
4 in stock. Explain stock levels

#6 17-35465 PIN, DOWEL - CYLINDER BLOCK TO CYLINDER HEAD (2 required per assembly)
PIN Dowel (.312) 17-35465
 

About Mercury Marine

OEM Part

17-35465 - Pin -Dowel - Priced Individually [ More info ]

Add to shopping cart $4.90
1 in stock. Explain stock levels

#7 23-35168 BEARING, DISTRIBUTOR PILOT SHAFT (1 required per assembly)
BEARING           O NLA
23-35168

About Mercury Marine

OEM Part

BEARING O NLA [ More info ]
Unavailable
#8&9 23-43293 BEARING UNIT, CAMSHAFT (1 required per assembly)
BEARING SET       O - Replaced by 23-43293T
 

This part has been superseded.

23-43293 - BEARING SET O [ More info ]
Unavailable
Replaced by 23-43293T
BEARING SET 23-43293T
23-43293T

About Mercury Marine

OEM Part

23-43293T - Bearing - Std [ More info ]

Add to shopping cart $53.16
Available to order: Usually ships within 8 days. Explain stock levels

Cam Bearings
18-1339

About Sierra Marine

OEM Match

18-1339 - Bearing, 23-43293, Cam [ More info ]

Add to shopping cart $48.49
1 in stock. Explain stock levels

#10 733-3819 PISTONG AND PISTON PIN ASSEMBLY (STANDARD) (4 required per assembly)
PISTON ASSEMBLY   O - Replaced by 733-3819  1
 

This part has been superseded.

733-3819 - PISTON ASSEMBLY O [ More info ]
Unavailable
Replaced by 733-3819 1
PISTON            O - Replaced by 733-803850T
 

This part has been superseded.

733-3819 1 - PISTON O [ More info ]
Unavailable
Replaced by 733-803850T
PISTON 733-803850T
733-803850T

About Mercury Marine

OEM Part

733-803850T - Piston [ More info ]

Add to shopping cart $246.67
2 in stock. Explain stock levels

Piston
18-4161

About Sierra Marine

OEM Match

18-4161 - Piston, 733-3819 [ More info ]

Add to shopping cart $169.49 $131.63
In stock Explain stock levels

#10 733-3818 PISTON AND PISTON PIN ASSEMBLY (.020 O.S.) (AR required per assembly)
73338181 733-3818
 

About Mercury Marine

OEM Part

733-3818 - Piston [ More info ]

Add to shopping cart $100.00
5 in stock. Explain stock levels

PISTON 733-3818  1
733-3818  1

About Mercury Marine

OEM Part

733-3818 1 - Piston [ More info ]

Add to shopping cart $200.92
Available to order: Usually ships within 8 days. Explain stock levels

Piston
18-4160

About Sierra Marine

OEM Match

18-4160 - Piston, 733-3818 [ More info ]

Add to shopping cart $120.99
2 in stock. Explain stock levels

#11 39-65153 RING, PISTON - 4 SETS (STANDARD) (4 required per assembly)
RING              O - Replaced by 39-17464
 

This part has been superseded.

39-65153 - RING O [ More info ]
Unavailable
Replaced by 39-17464
RING SET Piston (Standa 39-17464
39-17464

About Mercury Marine

OEM Part

39-17464 - Rings - Standard [ More info ]

Add to shopping cart $34.08
Available to order: Usually ships within 8 days. Explain stock levels

Piston Rings Std
18-3937

About Sierra Marine

OEM Match

18-3937 - Rings 39-17464 Standard Set [ More info ]

Add to shopping cart $32.99 $26.01
2 in stock. Explain stock levels

#11 39-66217 RING, PISTON - 4 SETS (.020 O.S.) (AR required per assembly)
RING Piston 39-66217
39-66217

About Mercury Marine

OEM Part

39-66217 - Rings - .020 [ More info ]

Add to shopping cart $33.41
10+ in stock. Explain stock levels

.020 Ring Set
18-3939

About Sierra Marine

OEM Match

18-3939 - Rings, 39-66217 [ More info ]

Add to shopping cart $38.49 $30.86
3 in stock. Explain stock levels

#12 23-85675 BEARING UNIT, CRANKSHAFT MAIN (STANDARD) (4 required per assembly)
ER 23-818469     ,NLA 23-85675
23-85675

About Mercury Marine

OEM Part

23-85675 - Er 23-818469 , NLA [ More info ]

Add to shopping cart $22.00
10+ in stock. Explain stock levels

#12 23-85676 BEARING UNIT, CRANKSHAFT MAIN (.001 U.S.) (AR required per assembly)
23818470 23-85676
 

About Mercury Marine

OEM Part

23-85676 - Ord 23-818470 [ More info ]

Add to shopping cart $12.50
8 in stock. Explain stock levels

#12 23-85713 BEARING UNIT, CRANKSHAFT MAIN (.010 U.S.) (AR required per assembly)
23818471 23-85713
 

About Mercury Marine

OEM Part

23-85713 - Ord 23-818471 [ More info ]

Add to shopping cart $22.88
5 in stock. Explain stock levels

#12 23-85714 BEARING UNIT, CRANKSHAFT MAIN (.020 U.S.) (AR required per assembly)
BEARING           O NLA
 

About Mercury Marine

OEM Part

BEARING O NLA [ More info ]
Unavailable
#13 23-85715 BEARING UNIT, CRANKSHAFT MAIN - REAR (STANDARD) (1 required per assembly)
23818469 23-85715
23-85715

About Mercury Marine

OEM Part

23-85715 - Bearing [ More info ]

Add to shopping cart $25.00
10+ in stock. Explain stock levels

BEARING SET       O - Replaced by 23-818469001
 

This part has been superseded.

23-818469 - BEARING SET O [ More info ]
Unavailable
Replaced by 23-818469001
BEARING SET 23-818469001
23-818469001

About Mercury Marine

OEM Part

23-818469001 - Bearing Set - Std [ More info ]

Add to shopping cart $150.75
1 in stock. Explain stock levels

Std. Main Bearings
18-1317

About Sierra Marine

OEM Match

18-1317 - Bearing, 23-818469 [ More info ]

Add to shopping cart $178.49 $135.45
1 in stock. Explain stock levels

#13 23-85670 BEARING UNIT, CRANKSHAFT MAIN - REAR (.001 U.S.) (AR required per assembly)
BEARING           O - Replaced by 23-818470
 

This part has been superseded.

23-85670 - BEARING O [ More info ]
Unavailable
Replaced by 23-818470
BEARING SET       O - Replaced by 23-818470001
23-818470

This part has been superseded.

23-818470 - BEARING SET O [ More info ]
Unavailable
Replaced by 23-818470001
BEARING SET 23-818470001
 

About Mercury Marine

OEM Part

23-818470001 - Bearing Set [ More info ]

Add to shopping cart $147.67
Available to order: Usually ships within 8 days. Explain stock levels

#13 23-85671 BEARING UNIT, CRANKSHAFT MAIN - REAR (.002 U.S.) (AR required per assembly)
BEARING           O NLA
 

About Mercury Marine

OEM Part

BEARING O NLA [ More info ]
Unavailable
#13 23-85718 BEARING UNIT, CRANKSHAFT MAIN - REAR (.010 U.S.) (AR required per assembly)
BEARING           O - Replaced by 23-818471
 

This part has been superseded.

23-85718 - BEARING O [ More info ]
Unavailable
Replaced by 23-818471
BEARING SET       O - Replaced by 23-818471001
23-818471

This part has been superseded.

23-818471 - BEARING SET O [ More info ]
Unavailable
Replaced by 23-818471001
BEARING SET-.010 23-818471001
23-818471001

About Mercury Marine

OEM Part

23-818471001 - Bearing Set -.010 [ More info ]

Add to shopping cart $147.00
Available to order: Usually ships within 8 days. Explain stock levels

.010 Main Bearings
18-1316

About Sierra Marine

OEM Match

18-1316 - Main Bearing, 23-818471 [ More info ]

Add to shopping cart $153.99
Available to order: Usually ships within 8 days. Explain stock levels

#13 23-85719 BEARING UNIT, CRANKSHAFT MAIN - REAR (.020 U.S.) (AR required per assembly)
BEARING           O - Replaced by 23-818472
 

This part has been superseded.

23-85719 - BEARING O [ More info ]
Unavailable
Replaced by 23-818472
BEARING SET 23-818472
23-818472

About Mercury Marine

OEM Part

23-818472 - Bearing Set -.020 [ More info ]

Add to shopping cart $130.00
Available to order: Usually ships within 8 days. Explain stock levels

#16 10-46717 BOLT, CRANKSHAFT BEARING CAP TO CYL. BLOCK (2 31/32") (10 required per assembly)
BOLT (2 31/32 In. O NLA
 

About Mercury Marine

OEM Part

BOLT (2 31/32 In. O NLA [ More info ]
Unavailable
#17 26-58203 OIL SEAL UNIT, CRANKSHAFT REAR BEARING (1 required per assembly)
SEAL Oil          O - Replaced by 26-814622
26-58203

This part has been superseded.

26-58203 - SEAL Oil O [ More info ]
Unavailable
Replaced by 26-814622
SEAL Oil 26-814622
26-814622

About Mercury Marine

OEM Part

26-814622 - Seal [ More info ]

Add to shopping cart $98.59
In stock Explain stock levels

Rear Main Seal
18-1211

About Sierra Marine

OEM Match

18-1211 - Seal, 26-814622 [ More info ]

Add to shopping cart $58.99 $47.54
In stock Explain stock levels

#-- 34543 VALVE, BY-PASS - OIL FILTER (1 required per assembly)
VALVE 34543
34543

About Mercury Marine

OEM Part

34543 - Valve [ More info ]

Add to shopping cart $13.10
Available to order: Usually ships within 8 days. Explain stock levels

#18 22-64425 FITTING, EXTENSION - CYLINDER BLOCK (OPT. required per assembly)
FITTING,NLA 22-64425
 

About Mercury Marine

OEM Part

22-64425 - Fitting, NLA [ More info ]

Add to shopping cart $36.00
10+ in stock. Explain stock levels

#19 22-87238 FITTING, DRAIN - CYLINDER BLOCK (1 required per assembly)
FITTING           O - Replaced by 22-16951A 1
 

This part has been superseded.

22-87238 - FITTING O [ More info ]
Unavailable
Replaced by 22-16951A 1
2216951Q1 22-16951A 1
22-16951A 1

About Mercury Marine

OEM Part

22-16951A 1 - Drain Plug Kit [ More info ]

Add to shopping cart $6.00
10+ in stock. Explain stock levels

PLUG-DRAIN Note: must be ordered in multiples of 2 22-16951Q 1
22-16951Q 1

About Mercury Marine

OEM Part

22-16951Q 1 - Drain Plug - Priced Individually [ More info ]

Add to shopping cart $10.80
6 in stock. Explain stock levels

Cyl. Block Drain Tap
18-4218

About Sierra Marine

OEM Match

18-4218 - Drain 22-16951A1 [ More info ]

Add to shopping cart $9.99 $7.54
10+ in stock. Explain stock levels

PLUG-DRAIN Note: must be ordered in multiples of 2   22 16951T 1
22 16951T 1

About Mercury Marine

OEM Part

22-16951T 1 - Drain Plug - Priced Individually [ More info ]

Add to shopping cart $10.80
1 in stock. Explain stock levels