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Parts for MerCruiser 454 Mag. MPI Horizon (Gen. VI) GM 454 V-8 Crankshaft, Pistons & Connecting Rods

#1 737-850477 PISTON ASSEMBLY (STANDARD) (8 required per assembly) 454 MAG MPI HORIZON
737-850477 - PISTON ASSEMBLY   O - Replaced by 737-850477T
 

This part has been superseded.

737-850477 - 737-850477 - PISTON ASSEMBLY O [ More info ]
Unavailable
Replaced by 737-850477T
737-850477T - PISTON ASSEMBLY   O NLA
737-850477T

About Mercury Marine

OEM Part

737-850477T - PISTON ASSEMBLY O NLA [ More info ]
Unavailable
#1 737-850451 PISTON KIT (.030 O.S.) (AR required per assembly) 454 MAG MPI HORIZON
737-850451 - PISTON KIT        O NLA
737-850451

About Mercury Marine

OEM Part

737-850451 - PISTON KIT O NLA [ More info ]
Unavailable
#2 39-827651 RING, Piston (STANDARD) (8 required per assembly) 454 MAG MPI HORIZON
39-827651 - RING Piston       O - Replaced by 39-827651T
 

This part has been superseded.

39-827651 - 39-827651 - RING Piston O [ More info ]
Unavailable
Replaced by 39-827651T
RING Piston 39-827651T
39-827651T

About Mercury Marine

OEM Part

39-827651T - Rings - Standard [ More info ]

Add to shopping cart $164.42
Available to order: Usually ships within 8 days. Explain stock levels

#2 39-850447 RING, Piston (.030 O.S.) (AR required per assembly) 454 MAG MPI HORIZON
39-850447 - RING Piston       O NLA
39-850447

About Mercury Marine

OEM Part

39-850447 - RING Piston O NLA [ More info ]
Unavailable
#1 737-827664 PISTON ASSEMBLY, Standard (STANDARD) (8 required per assembly) 8.2L MPI
PISTON ASSEMBLY Standar 737-827664
737-827664

About Mercury Marine

OEM Part

737-827664 - Piston Kit - Std [ More info ]

Add to shopping cart $512.43
Available to order: Usually ships within 8 days. Explain stock levels

#1 737-850450 PISTON KIT (.030 O.S.) (AR required per assembly) 8.2L MPI
737-850450 - PISTON KIT        O - Replaced by 737-827665A 1
 

This part has been superseded.

737-850450 - 737-850450 - PISTON KIT O [ More info ]
Unavailable
Replaced by 737-827665A 1
737-827665A 1 - PISTON ASSEMBLY .   NLA
737-827665A 1

About Mercury Marine

OEM Part

737-827665A 1 - PISTON ASSEMBLY . NLA [ More info ]
Unavailable
#2 39-827660 RING SET, Piston - Standard (STANDARD) (8 required per assembly) 8.2L MPI
39-827660 - RING SET Piston - O - Replaced by 39-827660T
39-827660

This part has been superseded.

39-827660 - 39-827660 - RING SET Piston - O [ More info ]
Unavailable
Replaced by 39-827660T
RING SET Piston - Stand 39-827660T
39-827660T

About Mercury Marine

OEM Part

39-827660T - Rings - Standard [ More info ]

Add to shopping cart $104.58
Available to order: Usually ships within 8 days. Explain stock levels

#2 39-852935 RING SET, Piston - .030 Oversize (.030 O.S.) (AR required per assembly) 8.2L MPI
RING SET-2-.030,NLA 39-852935
39-852935

About Mercury Marine

OEM Part

39-852935 - Rings - 2-.030, NLA [ More info ]

Add to shopping cart $80.00
10+ in stock. Explain stock levels

#3 23-818473 BEARING SET, Main - Standard (STANDARD) (1 required per assembly)
23-818473 - BEARING SET Main  O - Replaced by 23-818473001
23-818473

This part has been superseded.

23-818473 - 23-818473 - BEARING SET Main O [ More info ]
Unavailable
Replaced by 23-818473001
BEARING SET-STD 23-818473001
23-818473001

About Mercury Marine

OEM Part

23-818473001 - Bearing Set - Std [ More info ]

Add to shopping cart $146.83
Available to order: Usually ships within 8 days. Explain stock levels

Std. Main Bearings
18-1315

About Sierra Marine

OEM Match

18-1315 - Main Bearing, 23-818473 [ More info ]

Add to shopping cart $148.49
1 in stock. Explain stock levels

#3 23-818474 BEARING SET, Main - .001 Undersize (AR required per assembly)
BEARING SET Main - .001 23-818474
23-818474

About Mercury Marine

OEM Part

23-818474 - Bearing Set - .001 Us [ More info ]

Add to shopping cart $119.33
Available to order: Usually ships within 8 days. Explain stock levels

#3 23-818475 BEARING SET, Main - .002 Undersize (AR required per assembly)
BRG SET-.002 US 23-818475
23-818475

About Mercury Marine

OEM Part

23-818475 - Bearing Set - .002 Us [ More info ]

Add to shopping cart $158.30
1 in stock. Explain stock levels

#3 23-818476 BEARING SET, Main - .010 Undersize (AR required per assembly)
23-818476 - BEARING SET Main  O - Replaced by 23-818476001
23-818476

This part has been superseded.

23-818476 - 23-818476 - BEARING SET Main O [ More info ]
Unavailable
Replaced by 23-818476001
BEARING SET Main - .010 23-818476001
23-818476001

About Mercury Marine

OEM Part

23-818476001 - Bearing Set - .010 Us [ More info ]

Add to shopping cart $150.84
Available to order: Usually ships within 8 days. Explain stock levels

#3 23-818477 BEARING SET, Main - .020 Undersize (AR required per assembly)
BEARING SET Main - .020 23-818477
23-818477

About Mercury Marine

OEM Part

23-818477 - Bearing Set - .020 Us [ More info ]

Add to shopping cart $147.50
Available to order: Usually ships within 8 days. Explain stock levels

Main Bearing
18-1314

About Sierra Marine

OEM Match

18-1314 - .020 Main Bearings - Special Order - No Returns [ More info ]

Add to shopping cart $82.69
In stock - special order item. Explain stock levels

#4 FI1100096 PIN, Dowel (1/4 IN. DIA.) (1 required per assembly)
FI1100096 - PIN Dowel (1/4 Di O - Replaced by 17-43504
 

This part has been superseded.

FI1100096 - FI1100096 - PIN Dowel (1/4 Di O [ More info ]
Unavailable
Replaced by 17-43504
PIN Dowel 17-43504
 

About Mercury Marine

OEM Part

17-43504 - Pin -Dowel [ More info ]

Add to shopping cart $5.00
Available to order: Usually ships within 8 days. Explain stock levels

#5 26-811554 SEAL (1 required per assembly)
SEAL 26-811554
26-811554

About Mercury Marine

OEM Part

26-811554 - Seal [ More info ]

Add to shopping cart $82.92 $55.73
5 in stock. Explain stock levels

Rear Main Seal,
18-1234

About Sierra Marine

OEM Match

18-1234 - Seal, 26-811554, 3853528 [ More info ]

Add to shopping cart $73.99 $58.86
1 in stock. Explain stock levels

#6 230-811560 FLYWHEEL (1 required per assembly)
230-811560 - FLYWHEEL          O - Replaced by 200-8M0084512
 

This part has been superseded.

230-811560 - 230-811560 - FLYWHEEL O [ More info ]
Unavailable
Replaced by 200-8M0084512
FLYWHEEL 200-8M0084512
 

About Mercury Marine

OEM Part

2008M0084512 - Flywheel [ More info ]

Add to shopping cart $380.00
Available to order: Usually ships within 8 days. Explain stock levels

#7 10-49845 SCREW, (.437-20 x 1.00) (6 required per assembly)
10-49845 - SCREW (.437-20 x  O - Replaced by 10-845757
 

This part has been superseded.

10-49845 - 10-49845 - SCREW (.437-20 x O [ More info ]
Unavailable
Replaced by 10-845757
SCREW (.437-20 x 1.00) 10-845757
10-845757

About Mercury Marine

OEM Part

10-845757 - Screw [ More info ]

Add to shopping cart $4.20
Available to order: Usually ships within 8 days. Explain stock levels

#8 860125T DRIVEPLATE ASSEMBLY (1 required per assembly) ( B/W 72C )
DRIVEPLATE ASSEMBLY 860125T
860125T

About Mercury Marine

OEM Part

860125T - Drive Plate [ More info ]

Add to shopping cart $416.66
In stock Explain stock levels

#8 862975A 1 DRIVEPLATE ASSEMBLY (1 required per assembly) ( Velvet 5000 and Hurth 630 )
DRIVEPLATE ASSEMBLY 862975A 1
862975A 1

About Mercury Marine

OEM Part

862975A 1 - Drive Plate [ More info ]

Add to shopping cart $541.66
Available to order: Usually ships within 8 days. Explain stock levels

#9 10-35091 SCREW, (.375-16 x 1.00) (6 required per assembly) ( B/W 72C )
SCREW (.375-16 x 1.00) 10-35091
10-35091

About Mercury Marine

OEM Part

10-35091 - Screw - Priced Individually [ More info ]

Add to shopping cart $12.10
Available to order: Usually ships within 8 days. Explain stock levels

#9 10-37612 SCREW, (.375-16 x 1.250) (6 required per assembly) ( Velvet 5000 and Hurth 630 )
SCREW (.375-16 x 1.250) 10-37612
10-37612

About Mercury Marine

OEM Part

10-37612 - Screw - Priced Individually [ More info ]

Add to shopping cart $1.60
Available to order: Usually ships within 8 days. Explain stock levels

#10 13-35048 LOCKWASHER, (.375) (6 required per assembly)
LOCKWASHER (.375) 13-35048
13-35048

About Mercury Marine

OEM Part

13-35048 - LockWasher - Priced Individually [ More info ]

Add to shopping cart $0.90
10+ in stock. Explain stock levels

#11 614-9641 CONNECTING ROD ASSEMBLY (8 required per assembly)
614-9641 - CONNECTING ROD AS O - Replaced by 614-9641T
 

This part has been superseded.

614-9641 - 614-9641 - CONNECTING ROD AS O [ More info ]
Unavailable
Replaced by 614-9641T
614-9641T - CONNECTING ROD AS O - Replaced by 614-8M0084554
 

This part has been superseded.

614-9641T - 614-9641T - CONNECTING ROD AS O [ More info ]
Unavailable
Replaced by 614-8M0084554
CONN ROD ASSY 614-8M0084554
 

About Mercury Marine

OEM Part

6148M0084554 - Connecting Rod Assembly [ More info ]

Add to shopping cart $364.34
Available to order: Usually ships within 8 days. Explain stock levels

#12 10-19234 SCREW, (.437-20) (16 required per assembly)
SCREW 10-19234
10-19234

About Mercury Marine

OEM Part

10-19234 - Screw [ More info ]

Add to shopping cart $6.91
10+ in stock. Explain stock levels

#13 11-58056 NUT (16 required per assembly)
NUT,NLA 11-58056
 

About Mercury Marine

OEM Part

11-58056 - Nut, NLA [ More info ]

Add to shopping cart $2.00
10+ in stock. Explain stock levels

#14 23-85726 BEARING SET, Connecting Rod - Standard (8 required per assembly)
2385726001 23-85726
23-85726

About Mercury Marine

OEM Part

23-85726 - Bearing Set - Std [ More info ]

Add to shopping cart $10.93
1 in stock. Explain stock levels

BEARING SET Conn Rod - 23-85726001
23-85726001

About Mercury Marine

OEM Part

23-85726001 - Bearing Set - Std [ More info ]

Add to shopping cart $20.33
Available to order: Usually ships within 8 days. Explain stock levels

Std. Rod Bearings
18-1334

About Sierra Marine

OEM Match

18-1334 - Rod Bearing, 23-85726 [ More info ]

Add to shopping cart $20.49 $16.12
10+ in stock. Explain stock levels

#14 23-85727 BEARING SET, Connecting Rod - (.001 Undersize) (PAIR) (AR required per assembly)
BEARING SET Connecting 23-85727
23-85727

About Mercury Marine

OEM Part

23-85727 - Bearing Set - .001 Us [ More info ]

Add to shopping cart $19.92
2 in stock. Explain stock levels

#14 23-85728 BEARING SET, Connecting Rod - (.002 Undersize) (PAIR) (AR required per assembly)
BRG SET-.002 US,NLA 23-85728
23-85728

About Mercury Marine

OEM Part

23-85728 - Bearing Set - .002 Us, NLA [ More info ]

Add to shopping cart $9.50
10+ in stock. Explain stock levels

#14 23-85691 BEARING SET, Connecting Rod - (.010 Undersize) (PAIR) (AR required per assembly)
BEARING SET Connecting 23-85691
23-85691

About Mercury Marine

OEM Part

23-85691 - Bearing Set - .010 Us [ More info ]

Add to shopping cart $16.75
Available to order: Usually ships within 8 days. Explain stock levels

Rod Bearing
18-1333

About Sierra Marine

OEM Match

18-1333 - Rod Bearing, 23-85691 - Special Order - No Returns [ More info ]

Add to shopping cart $25.89
In stock - special order item. Explain stock levels

#14 23-85729 BEARING SET, Connecting Rod - (.020 Undersize) (PAIR) (AR required per assembly)
BEARING SET Connecting 23-85729
23-85729

About Mercury Marine

OEM Part

23-85729 - Bearing Set - .020 Us [ More info ]

Add to shopping cart $15.59
Available to order: Usually ships within 8 days. Explain stock levels

#15 429-811552 CRANKSHAFT (1 required per assembly) 454 MAG MPI HORIZON
CRANKSHAFT 429-811552
 

About Mercury Marine

OEM Part

429-811552 - CrankShaft [ More info ]

Add to shopping cart $600.00
1 in stock. Explain stock levels

#15 429-811550 CRANKSHAFT (1 required per assembly) 8.2L MPI
429-811550 - CRANKSHAFT        O - Replaced by 429-845597T
 

This part has been superseded.

429-811550 - 429-811550 - CRANKSHAFT O [ More info ]
Unavailable
Replaced by 429-845597T
429-845597T - CRANKSHAFT        O - Replaced by 429-843083T
 

This part has been superseded.

429-845597T - 429-845597T - CRANKSHAFT O [ More info ]
Unavailable
Replaced by 429-843083T
CRANKSHAFT 429-843083T
 

About Mercury Marine

OEM Part

429-843083T - CrankShaft [ More info ]

Add to shopping cart $2,232.04
Available to order: Usually ships within 8 days. Explain stock levels

#16 28-811558 KEY (1 required per assembly)
28-811558 - KEY               O - Replaced by 28-845607
 

This part has been superseded.

28-811558 - 28-811558 - KEY O [ More info ]
Unavailable
Replaced by 28-845607
KEY 28-845607
28-845607

About Mercury Marine

OEM Part

28-845607 - Key [ More info ]

Add to shopping cart $5.40
Available to order: Usually ships within 8 days. Explain stock levels

#- 27-811572A94 GASKET SET, Overhaul (454) (1 required per assembly)
GASKET SET Overhaul 27-811572A94
27-811572A94

About Mercury Marine

OEM Part

27-811572A94 - Gasket Set [ More info ]

Add to shopping cart $1,300.00
Available to order: Usually ships within 8 days. Explain stock levels

#- 27-805396A92 GASKET SET, Overhaul (8.2L) (1 required per assembly)
GASKET SET Overhaul 27-805396A92
27-805396A92

About Mercury Marine

OEM Part

27-805396A92 - Gasket Set [ More info ]

Add to shopping cart $1,315.93
Available to order: Usually ships within 8 days. Explain stock levels