Logo

Parts for MerCruiser 300 Tempest GM 350 V-8 1985-1986 Cylinder Head & Rocker Cover

#1 13470 COVER, ROCKER (STARBOARD) (1 required per assembly)
13470 - COVER              NLA
 

About Mercury Marine

OEM Part

13470 - Cover, NLA [ More info ]
Unavailable
#1 13469 COVER, ROCKER (PORT) (1 required per assembly)
13469 - COVER              NLA
 

About Mercury Marine

OEM Part

13469 - Cover, NLA [ More info ]
Unavailable
#2 13468 CAP, OIL FILLER (1 required per assembly)
13468 - CAP                NLA
13468

About Mercury Marine

OEM Part

13468 - Cap, NLA [ More info ]
Unavailable
#3 16-72809 STUD, ROCKER COVER (8 required per assembly)
16-72809 - STUD (.250-20/.25  - Replaced by 16-728091
 

16-72809 - STUD [ More info ]
Unavailable
STUD (.250 x 1.620) 16-728091
 

About Mercury Marine

OEM Part

16-72809 1 - Stud [ More info ]

Add to shopping cart $9.10
Available to Order: Usually ships within 10 days.

#4 12-20553 WASHER, ROCKER COVER STUD (8 required per assembly)
WASHER 12-20553
12-20553

About Mercury Marine

OEM Part

12-20553 - Washer - Priced Individually [ More info ]

Add to shopping cart $1.40
10+ In Stock.

#5 11-20361 NUT, ROCKER COVER STUD (8 required per assembly)
118267089 11-20361
11-20361

About Mercury Marine

OEM Part

118267089 [ More info ]

Add to shopping cart $1.00
10+ In Stock.

NUT 11-8267089
11-8267089

About Mercury Marine

OEM Part

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

Add to shopping cart $1.40
10+ In Stock.

STAINLESS STEEL LOCKNUT 5
18-3722

About Sierra Marine

OEM Match

18-3722-9 - Lock Nut, 121731, 11-35888, Pack of 5 [ More info ]

Add to shopping cart $11.99 $6.88
Available to Order: Usually ships within 10 days.

#6 27-44204 GASKET, ROCKER VALUE COVER (2 required per assembly)
27-44204 - GASKET             NLA
 

About Mercury Marine

OEM Part

27-44204 - Rocker Valve Cover Gasket [ More info ]
Unavailable
#7 99948 ROD, VALUE PUSH (16 required per assembly)
PUSH ROD 99948
99948

About Mercury Marine

OEM Part

99948 - Push Rod [ More info ]

Add to shopping cart $11.20 $9.52
10+ In Stock.

#8 87284 VALVE, EXHAUST (STANDARD) (8 required per assembly)
VALVE 87284
87284

About Mercury Marine

OEM Part

87284 - Exhaust Valve [ More info ]

Add to shopping cart $49.50
Available to Order: Usually ships within 10 days.

#8 87301 VALVE, EXHAUST (.015 O.S.) (AR required per assembly)
87301 - VALVE              - Replaced by -883265
 

87301 - VALVE-EXH +.015 NLA B [ More info ]
Unavailable
883265 - VALVE-EXH +.015    NLA
883265

About Mercury Marine

OEM Part

883265 - VALVE-EXH +.015 [ More info ]
Unavailable
#9 97661 VALVE, INLET (STANDARD) (8 required per assembly)
97661 - VALVE
97661

About Mercury Marine

OEM Part

97661 - Valve [ More info ]
Unavailable
#9 97662 VALVE, INLET (.015 O.S.) (AR required per assembly)
97662 - VALVE              NLA
97662

About Mercury Marine

OEM Part

97662 - Valve, NLA [ More info ]
Unavailable
#10 26-34217 SEAL, VALUE (INLET AND EXHAUST) (16 required per assembly)
SEAL 26-34217
26-34217

About Mercury Marine

OEM Part

26-34217 - Seal - Priced Individually [ More info ]

Add to shopping cart $6.00 $2.64
10+ In Stock.

OIL SEAL
18-0518

About Sierra Marine

OEM Match

18-0518 - Seal, 26-34217 [ More info ]

Add to shopping cart $4.99
Available to Order: Usually ships within 10 days.

#11 26-97664 SEAL, INLET VALUE (1 required per assembly)
268M0050563 26-97664
26-97664

About Mercury Marine

OEM Part

26-97664 - Seal [ More info ]

Add to shopping cart $1.88
10+ In Stock.

SEAL 26-8M0050563
 

About Mercury Marine

OEM Part

26-8M0050563 - Seal [ More info ]

Add to shopping cart $11.30
8 In Stock.

VALVE STEAM SEAL 8
18-4024

About Sierra Marine

OEM Match

18-4024-9 - Seal, 26-97664, 8PK [ More info ]

Add to shopping cart $20.99 $19.40
Available to Order: Usually ships within 10 days.

#12 24-48347 SPRING, VALVE (INLET AND EXHAUST) (16 required per assembly)
SPRING 24-48347
24-48347

About Mercury Marine

OEM Part

24-48347 - Spring, Valve (inlet & Exhaust) [ More info ]

Add to shopping cart $24.92 $21.18
3 In Stock.

#13 N.S.S. SHIM, VALVE SPRING (GM #3731058) (AR required per assembly)
N.S.S. - Not Sold Separate
 

About Mercury Marine

OEM Part

N.S.S. - Not Sold Separate [ More info ]
Unavailable
#14 34518 SHIELD, VALVE SPRING CAP (16 required per assembly)
34518 - SHIELD             - Replaced by -34518001
34518

34518 - Shield [ More info ]
Unavailable
34518001 - SHIELD             NLA
 

About Mercury Marine

OEM Part

34518001 - SHIELD NLA [ More info ]
Unavailable
#15 48348 CAP, INLET VALVE (8 required per assembly)
CAP,NLA 48348
48348

About Mercury Marine

OEM Part

48348 - Cap, NLA [ More info ]

Add to shopping cart $4.00
10+ In Stock.

#16 11965 ROTATOR, VALVE SPRING-EXHAUST VALVE (8 required per assembly)
11965 - ROTATOR            NLA
11965

About Mercury Marine

OEM Part

11965 - Rotator [ More info ]
Unavailable
#17 28-54797 KEY, VALVE STEM (32 required per assembly)
28547971 28-54797
28-54797

About Mercury Marine

OEM Part

28-54797 - Key - Priced Individually [ More info ]

Add to shopping cart $1.00
1 In Stock.

KEY 28-547971
28-547971

About Mercury Marine

OEM Part

28-54797 1 - Key - Priced Individually [ More info ]

Add to shopping cart $16.40
10+ In Stock.

#18 35329 ARM, ROCKER VALVE (16 required per assembly)
35329 - ARM KIT
35329

About Mercury Marine

OEM Part

35329 - Rocker Arm Kit [ More info ]
Unavailable
ROCKER ARM KIT 8M0173156
 

About Mercury Marine

OEM Part

8M0173156 - ROCKER ARM KIT [ More info ]

Add to shopping cart $71.17
Available to Order: Usually ships within 10 days.

#19 35331 BALL UNIT, ROCKER VALVE ARM (16 required per assembly)
BALL-ROCKER ARM 35331
35331

About Mercury Marine

OEM Part

35331 - Ball - Rocker Arm [ More info ]

Add to shopping cart $2.50
10+ In Stock.

#20 11-34516 NUT, ROCKER VALVE ARM STUD (16 required per assembly)
NUT 11-34516
11-34516

About Mercury Marine

OEM Part

11-34516 - Nut - Priced Individually [ More info ]

Add to shopping cart $19.90 $16.92
5 In Stock.

#21 938-7499 CYLINDER ASSEMBLY (2 required per assembly)
938-7499 - CYLINDER HEAD ASS  NLA
 

About Mercury Marine

OEM Part

938-7499 - CYLINDER HE,NLA [ More info ]
Unavailable
#22 16-34522 STUD, ROCKER VALVE ARM (.003 O.S.) (AR required per assembly)
STUD 16-34522
16-34522

About Mercury Marine

OEM Part

16-34522 - Stud [ More info ]

Add to shopping cart $14.50
2 In Stock.

#22 16-34521 STUD, ROCKER VALVE ARM (.013 O.S.) (AR required per assembly)
16-34521 - STUD               NLA
16-34521

About Mercury Marine

OEM Part

16-34521 - Stud [ More info ]
Unavailable
#23 27-75611 GASKET, CYLINDER HEAD (2 required per assembly)
27-75611 - GASKET             - Replaced by 27-75611001
27-75611

27-75611 - Cylinder Head Gasket [ More info ]
Unavailable
GASKET 27-75611001
27-75611001

About Mercury Marine

OEM Part

27-75611001 - Gasket [ More info ]

Add to shopping cart $63.25
In Stock

HEAD GASKET
18-3876

About Sierra Marine

OEM Match

18-3876 - Head Gasket 27-75611, 914971 [ More info ]

Add to shopping cart $51.99 $47.05
10+ In Stock.

#24 10-11968 BOLT, CYLINDER HEAD TO CYLINDER BLOCK (1-3/4") (16 required per assembly)
SCREW (.437-14 x 1.750) 10-11968
10-11968

About Mercury Marine

OEM Part

10-11968 - Screw [ More info ]

Add to shopping cart $15.70
Available to Order: Usually ships within 10 days.

#25 10-11967 BOLT, CYLINDER HEAD TO CYLINDER BLOCK(3") (4 required per assembly)
10-11967 - BOLT (3 In.)       - Replaced by 10-119671
 

10-11967 - SCREW [ More info ]
Unavailable
SCREW (.437-14 x 3.00) 10-119671
10-119671

About Mercury Marine

OEM Part

10-11967 1 - Screw [ More info ]

Add to shopping cart $16.40
1 In Stock.

#26 10-11966 BOLT, CYLINDER HEAD TO CYLINDER BLOCK(3-3/4") (14 required per assembly)
SCREW (.437-14 x 3.750) 10-11966
10-11966

About Mercury Marine

OEM Part

10-11966 - Screw [ More info ]

Add to shopping cart $15.90
Available to Order: Usually ships within 10 days.


This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.