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Parts for MerCruiser Race Engine and Drive 525 SC GM 454 V-8 1991-1992 Cylinder Head & Rocker Cover

NOT IN STOCK: 'MER27-8M0049045'

SELECT * FROM secondary_inventory WHERE ActualMI = "27-8M0049045" AND MEManufCode = "MER"

Secondary records: 1

NOT IN STOCK: 'SIE18-3874'

SELECT * FROM secondary_inventory WHERE ActualMI = "18-3874" AND MEManufCode = "SIE"

Secondary records: 1

#1 821948A 1 COVER ASSEMBLY-Valve (2 required per assembly) (S/N: 0D456000 - 0D725808)
COVER ASSY-VALVE  O - Replaced by -821948T 1
 

This part has been superseded.

821948A 1 - COVER ASSY-VALVE O [ More info ]
Unavailable
Replaced by -821948T 1
VALVE COVER       O NLA
 

About Mercury Marine

OEM Part

VALVE COVER O NLA [ More info ]
Unavailable
#1 821948A 4 COVER ASSEMBLY-Valve (2 required per assembly) (S/N: 0D763746 - 0F348963)
COVER ASSY-VALVE  O - Replaced by -821948T 4
 

This part has been superseded.

821948A 4 - COVER ASSY-VALVE O [ More info ]
Unavailable
Replaced by -821948T 4
VALVE COVER,NLA 821948T 4
 

About Mercury Marine

OEM Part

821948T 4 - Valve Cover, NLA [ More info ]

Add to shopping cart $385.00
2 in stock. Explain stock levels

#2 42336 CAP-Oil Filler (2 required per assembly) (S/N: 0D456000 - 0D456699)
CAP               O - Replaced by -49288
 

This part has been superseded.

42336 - CAP O [ More info ]
Unavailable
Replaced by -49288
17345 49288
 

About Mercury Marine

OEM Part

49288 - Cap [ More info ]

Add to shopping cart $18.70
10 in stock. Explain stock levels

CAP 17345
17345

About Mercury Marine

OEM Part

17345 - Oil Filler Cap [ More info ]

Add to shopping cart $25.84
Available to order: Usually ships within 8 days. Explain stock levels

#2 36-811569 CAP-Oil Filler (2 required per assembly) (S/N: 0D725506 - 0F348963)
CAP Oil Tank 36-811569
36-811569

About Mercury Marine

OEM Part

36-811569 - Oil Fill Cap [ More info ]

Add to shopping cart $25.50
2 in stock. Explain stock levels

#3 24-70086 SPRING-Filler Cap (2 required per assembly)
SPRING,NLA 24-70086
 

About Mercury Marine

OEM Part

24-70086 - Spring, NLA [ More info ]

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

#4 25-49767 GROMMET-Rocker Cover (2 required per assembly)
GROMMET           O NLA
25-49767

About Mercury Marine

OEM Part

GROMMET O NLA [ More info ]
Unavailable
#5 14902 BREATHER-Rocker Cover (2 required per assembly)
ORD 41598T        O NLA
14902

About Mercury Marine

OEM Part

ORD 41598T O NLA [ More info ]
Unavailable
#6 37-818991 DECAL (2 required per assembly)
DECAL 37-818991
 

About Mercury Marine

OEM Part

37-818991 - Decal [ More info ]

Add to shopping cart $37.03
Available to order: Usually ships within 8 days. Explain stock levels

#7 16-56766 STUD-Rocker Cover (14 required per assembly)
STUD (.250-20/.250-28 x 16-56766
16-56766

About Mercury Marine

OEM Part

16-56766 - Stud - Priced Individually [ More info ]

Add to shopping cart $2.50
Available to order: Usually ships within 8 days. Explain stock levels

#8 12-39143 WASHER-Rocker Cover Stud (14 required per assembly)
WASHER (.253 x .625 x . 12-39143
12-39143

About Mercury Marine

OEM Part

12-39143 - Washer - Priced Individually [ More info ]

Add to shopping cart $6.70 $4.53
10+ in stock. Explain stock levels

#9 11-20361 NUT-Rocker Cover Stud (14 required per assembly)
118267089 11-20361
11-20361

About Mercury Marine

OEM Part

11-20361 - Nut Note: Must be ordered in multiples of 5 [ More info ]

Add to shopping cart $0.60
10+ in stock. Explain stock levels

NUT (.250-28) 11-826708  9
11-826708  9

About Mercury Marine

OEM Part

11-826708 9 - Nut - Priced Individually [ More info ]

Add to shopping cart $1.00
7 in stock. Explain stock levels

S.S. Steel Locknut
18-3722

About Sierra Marine

OEM Match

18-3722-9 - Lock Nut, 121731, 11-35888 [ More info ]

Add to shopping cart $14.95 $7.67
1 in stock. Explain stock levels

#10 27-14765 GASKET-Rocker Cover (2 required per assembly)
GASKET 27-14765
27-14765

About Mercury Marine

OEM Part

27-14765 - Gasket [ More info ]

Add to shopping cart $130.25
3 in stock. Explain stock levels

Rocker Cover Gasket
18-25001

About Sierra Marine

OEM Match

18-25001 - Gasket 27-14765 - Special Order - No Returns [ More info ]

Add to shopping cart $65.49 $62.70
In stock - special order item. Explain stock levels

#11 848263 ROD-Valve Push (INLET) (8 required per assembly)
PUSH ROD 848263
848263

About Mercury Marine

OEM Part

848263 - Push Rod [ More info ]

Add to shopping cart $24.64
Available to order: Usually ships within 8 days. Explain stock levels

#11 848266 ROD-Valve Push (EXHAUST) (8 required per assembly)
PUSH ROD 848266
848266

About Mercury Marine

OEM Part

848266 - Push Rod [ More info ]

Add to shopping cart $24.64
Available to order: Usually ships within 8 days. Explain stock levels

#12 13024 VALVE-Exhaust (STANDARD) (8 required per assembly)
VALVE-EXHAUST     O - Replaced by -843080
13024

This part has been superseded.

13024 - VALVE-EXHAUST O [ More info ]
Unavailable
Replaced by -843080
VALVE Exhaust 843080
843080

About Mercury Marine

OEM Part

843080 - Exhaust Valve [ More info ]

Add to shopping cart $119.79
Available to order: Usually ships within 8 days. Explain stock levels

#13 98678 1 VALVE-Inlet (STANDARD) (8 required per assembly)
VALVE 98678  1
98678  1

About Mercury Marine

OEM Part

98678 1 - Intake Valve [ More info ]

Add to shopping cart $74.12
Available to order: Usually ships within 8 days. Explain stock levels

#14 49132 GUIDE-Push Rod (8 required per assembly) (S/N: 0D456000 - 0D725808)
GUIDE 49132
49132

About Mercury Marine

OEM Part

49132 - Guide [ More info ]

Add to shopping cart $12.25
6 in stock. Explain stock levels

#14 811586 GUIDE-Push Rod (8 required per assembly) (S/N: 0D763746 - 0F348963)
GUIDE             O - Replaced by -845707
 

This part has been superseded.

811586 - GUIDE O [ More info ]
Unavailable
Replaced by -845707
GUIDE             O - Replaced by -881686
845707

This part has been superseded.

845707 - GUIDE O [ More info ]
Unavailable
Replaced by -881686
GUIDE 881686
881686

About Mercury Marine

OEM Part

881686 - Guide [ More info ]

Add to shopping cart $13.60
Available to order: Usually ships within 8 days. Explain stock levels

#15 24-13455 SPRING-Valve (16 required per assembly)
SPRING            O - Replaced by 24-13455T
 

This part has been superseded.

24-13455 - SPRING O [ More info ]
Unavailable
Replaced by 24-13455T
VAVLE SPRING ASSEMBLY 24-13455T
24-13455T

About Mercury Marine

OEM Part

24-13455T - Spring [ More info ]

Add to shopping cart $26.75
Available to order: Usually ships within 8 days. Explain stock levels

#16 98598 RETAINER-Valve Spring (16 required per assembly)
RETAINER          O - Replaced by -843376
 

This part has been superseded.

98598 - RETAINER O [ More info ]
Unavailable
Replaced by -843376
RETAINER 843376
843376

About Mercury Marine

OEM Part

843376 - Retainer [ More info ]

Add to shopping cart $16.16
Available to order: Usually ships within 8 days. Explain stock levels

#17 15832 SEAL-Valve Stem (16 required per assembly)
SEAL              O - Replaced by 26-827645
 

This part has been superseded.

15832 - SEAL O [ More info ]
Unavailable
Replaced by 26-827645
SEAL Valve 26-827645
26-827645

About Mercury Marine

OEM Part

26-827645 - Seal [ More info ]

Add to shopping cart $17.90 $15.33
Available to order: Usually ships within 8 days. Explain stock levels

#18 15-54531 SHIM (.015)-Valve Spring (AR required per assembly)
SHIM-.015 @2      O - Replaced by 15-845669
 

This part has been superseded.

15-54531 - SHIM-.015 @2 O [ More info ]
Unavailable
Replaced by 15-845669
SHIM-.015 @2      O
 

About Mercury Marine

OEM Part

SHIM-.015 @2 O [ More info ]
Unavailable
#18 15-77624 SHIM (.030)-Valve Spring (AR required per assembly)
SHIM Valve Spring (.030 15-77624
 

About Mercury Marine

OEM Part

15-77624 - Shim -.030 [ More info ]

Add to shopping cart $3.50
Available to order: Usually ships within 8 days. Explain stock levels

#19 96028 KEY-Valve Stem (INCLUDES 32 KEYS) (1 required per assembly)
LOCK-VALVE @2     O NLA
96028

About Mercury Marine

OEM Part

LOCK-VALVE @2 O NLA [ More info ]
Unavailable
#20 69304 ARM-Valve Rocker (16 required per assembly)
ROCKER ARM        O - Replaced by -69304T
 

This part has been superseded.

69304 - ROCKER ARM O [ More info ]
Unavailable
Replaced by -69304T
ROCKER ARM        O NLA
69304T

About Mercury Marine

OEM Part

ROCKER ARM O NLA [ More info ]
Unavailable
#21 11-44481 NUT-Valve Rocker Arm (16 required per assembly)
NUT               O - Replaced by 11-848610
11-44481

This part has been superseded.

11-44481 - NUT O [ More info ]
Unavailable
Replaced by 11-848610
NUT               O - Replaced by 11-8M0043537
11-848610

This part has been superseded.

11-848610 - NUT O [ More info ]
Unavailable
Replaced by 11-8M0043537
NUT-ROCKER        O
 

About Mercury Marine

OEM Part

NUT-ROCKER O [ More info ]
Unavailable
#22 938-817129 1 HEAD-Cylinder (2 required per assembly) (S/N: 0D456000 - 0D725808)
HEAD-CYLINDER     O - Replaced by 938-817129T
 

This part has been superseded.

938-817129 1 - HEAD-CYLINDER O [ More info ]
Unavailable
Replaced by 938-817129T
CYLINDER HEAD     O NLA
 

About Mercury Marine

OEM Part

CYLINDER HEAD O NLA [ More info ]
Unavailable
#22 938-811529 3 HEAD-Cylinder (.375) (2 required per assembly) (S/N: 0D763746 - 0F213142)
HEAD-CYLINDER     O NLA
 

About Mercury Marine

OEM Part

HEAD-CYLINDER O NLA [ More info ]
Unavailable
#22 938-826363A 1 HEAD ASSY-Cylinder (.437) (2 required per assembly) (S/N: 0F213143 - 0F348963)
HEAD ASY-CYLINDER O - Replaced by 938-826363T 3
 

This part has been superseded.

938-826363A 1 - HEAD ASY-CYLINDER O [ More info ]
Unavailable
Replaced by 938-826363T 3
CYLINDER HEAD     O NLA
 

About Mercury Marine

OEM Part

CYLINDER HEAD O NLA [ More info ]
Unavailable
#23 95820 STUD-Valve Rocker Arm (16 required per assembly)
STUD Rocker Arm Valve 16-95820
16-95820

About Mercury Marine

OEM Part

16-95820 - Stud [ More info ]

Add to shopping cart $10.33
1 in stock. Explain stock levels

#23 16-821836 STUD-Valve Rocker Arm (16 required per assembly)
STUD 16-821836
16-821836

About Mercury Marine

OEM Part

16-821836 - Stud [ More info ]

Add to shopping cart $24.89
Available to order: Usually ships within 8 days. Explain stock levels

#24 27-13687 GASKET-Cylinder Head (2 required per assembly) (S/N: 0D456000 - 0D725808)
278M0049045 27-13687
27-13687

About Mercury Marine

OEM Part

27-13687 - Head Gasket [ More info ]

Add to shopping cart $59.90
4 in stock. Explain stock levels

GASKET 27-8M0049045
27-8M0049045

About Mercury Marine

OEM Part

27-8M0049045 - Head Gasket ZZ [ More info ]

Add to shopping cart $71.60 $61.31
In stock Explain stock levels

Head Gasket
18-3877

About Sierra Marine

OEM Match

18-3877 - Head Gasket 454 Early Style [ More info ]

Add to shopping cart $53.49 $42.69
1 in stock. Explain stock levels

#24 27-811546 GASKET-Cylinder Head (2 required per assembly) (S/N: 0D763746 - 0F348963)
GASKET            O - Replaced by 27-879150139
27-811546

This part has been superseded.

27-811546 - GASKET O [ More info ]
Unavailable
Replaced by 27-879150139
GASKET-CYL HEAD 27-879150139
27-879150139

About Mercury Marine

OEM Part

27-879150139 - Cylinder Head Gasket [ More info ]

Add to shopping cart $105.10 $90.00
1 in stock. Explain stock levels

Head Gasket
18-3874

About Sierra Marine

OEM Match

18-3874 - Head Gasket 502 [ More info ]

Add to shopping cart $126.99 $102.82
In stock Explain stock levels

#25 10-49106 1 BOLT (2.00 In.)-Cylinder Head (8 required per assembly)
SCREW             O - Replaced by 10-845706M 2
 

This part has been superseded.

10-49106 1 - SCREW O [ More info ]
Unavailable
Replaced by 10-845706M 2
ORD 8M0102366     O NLA
 

About Mercury Marine

OEM Part

ORD 8M0102366 O NLA [ More info ]
Unavailable
#26 10-49105 BOLT (4.125 In.)-Cylinder Head (24 required per assembly)
SCREW             O - Replaced by 10-845705
 

This part has been superseded.

10-49105 - SCREW O [ More info ]
Unavailable
Replaced by 10-845705
ORD 8M0102366     O NLA
 

About Mercury Marine

OEM Part

ORD 8M0102366 O NLA [ More info ]
Unavailable
#- 27-817118A90 Gasket Set (- required per assembly)
GASKET SET        O NLA
 

About Mercury Marine

OEM Part

GASKET SET O NLA [ More info ]
Unavailable
#- 27-827014A92 Gasket Set (- required per assembly)
GASKET SET        O - Replaced by 27-827014A98
 

This part has been superseded.

27-827014A92 - GASKET SET O [ More info ]
Unavailable
Replaced by 27-827014A98
GASKET SET        O NLA
27-827014A98

About Mercury Marine

OEM Part

GASKET SET O NLA [ More info ]
Unavailable