Parts for MerCruiser 7.4L Bravo GM 454 V-8 1988-1991 Cylinder Head & Rocker Cover
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 17671 | COVER, ROCKER (2 required per assembly) |
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17671 - COVER O NLA [ More info ] Unavailable |
| #2 | 36-75336 | CAP, Filler (2 required per assembly) |
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36-807152 - Oil Filler Cap, NLA [ More info ]
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| #3 | 16-11995 | STUD, ROCKER COVER (14 required per assembly) |
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16-11995 - Stud, NLA [ More info ]
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| #4 | 14763 | REINFORCEMENT, ROCKER COVER STUD (8 required per assembly) |
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14763 - Reinforcement, NLA [ More info ]
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| #4 | 14764 | REINFORCEMENT, ROCKER COVER STUD (6 required per assembly) |
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14764 - Reinforcement, NLA [ More info ]
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| #5 | 11-816730 | NUT, (.250-20), ROCKER COVER STUD (14 required per assembly) |
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11-816730 - 11-816730 - NUT (.250-20) * [ More info ] Unavailable Replaced by 11-816730 1 |
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11-816730 1 - Nut [ More info ]
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11-8M0098315 - NUT O [ More info ] Unavailable |
| #6 | 27-49121 | GASKET, ROCKER COVER (2 required per assembly) |
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27-49121 - Gasket [ More info ]
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18-0464-9 - Gasket 2PK [ More info ]
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| #7 | 75589 | ROD, VALVE PUSH (INLET) (8 required per assembly) |
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75589 - Push Rod [ More info ]
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| #7 | 75590 | ROD, VALVE PUSH (EXHAUST) (8 required per assembly) |
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75590 - Push Rod [ More info ]
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| #8 | 814506 | VALVE, Exhaust (STANDARD) (8 required per assembly) |
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814506 - Exhaust Valve [ More info ]
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| #8 | 814507 | VALVE, Exhaust (.015 O.S.) (AR required per assembly) |
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814507 - ORD 814507001 * [ More info ]
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| #9 | 49134 | VALVE, Intake (STANDARD) (8 required per assembly) |
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| #9 | 49135 | VALVE, INLET (.015 O.S.) (AR required per assembly) |
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49135 - VALVE O NLA [ More info ] Unavailable |
| #10 | 75979 | GUIDE, PUSH ROD (8 required per assembly) |
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75979 - Guide, NLA [ More info ]
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| #11 | 26-75988 | SEAL, VALVE (16 required per assembly) |
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18-4022 - Seal - Special Order - No Returns [ More info ]
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| #12 | 24-14754 | SPRING, VALVE (INLET AND EXHAUST) (16 required per assembly) |
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24-14754 - 24-14754 - SPRING O [ More info ] Unavailable Replaced by 24-14754T |
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24-14754T - Spring [ More info ]
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| #13 | 14755 | ROTATOR, VALVE SPRING (16 required per assembly) |
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14755 - Valve Spring Rotator, NLA [ More info ]
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| #14 | 14753 | CAP, VALVE (16 required per assembly) |
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14753 - Valve Cap, NLA [ More info ]
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| #15 | 28-54530 | KEY, VALVE STEM (32 required per assembly) |
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28-54530 - Key - Priced Individually [ More info ]
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| #16 | 19241 | ARM, ROCKER VALVE (16 required per assembly) |
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19241 - Rocker Valve Arm, NLA [ More info ]
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| #17 | 58041 | BALL, ROCKER VALVE ARM (16 required per assembly) |
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| #18 | 11-49119 | NUT, ROCKER VALVE ARM STUD (16 required per assembly) |
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11-49119 - Nut, NLA [ More info ]
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| #19 | 938-9553 | CYLINDER HEAD ASSEMBLY (2 required per assembly) |
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938-9553 - 938-9553 - CYLINDER HEAD ASS O [ More info ] Unavailable Replaced by 938-9553T |
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938-9553T - 938-9553T - HEAD-CYL-REMAN O [ More info ] Unavailable Replaced by 938-883491R 1 |
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938-883491R 1 - HEAD-CYL-RM-7.4L O NLA [ More info ] Unavailable |
| #20 | 16-49133 | STUD, ROCKER VALVE ARM (AR required per assembly) |
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16-49133 - Stud, NLA [ More info ]
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| #21 | 27-13687 | GASKET, Cylinder Head (2 required per assembly) |
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27-13687 - Head Gasket [ More info ]
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27-8M0049045 - Head Gasket ZZ [ More info ]
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18-3877 - Head Gasket 454 Early Style [ More info ]
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| #22 | 10-49106 | BOLT, (2.00 Inch), CYLINDER HEAD TO CYLINDER BLOCK (8 required per assembly) |
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10-49106 - Screw [ More info ]
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10-845706 - 10-845706 - SCREW O [ More info ] Unavailable Replaced by 10-845706M 2 |
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10-845706M 2 - SCREW (.438-14 x O NLA [ More info ] Unavailable |
| #23 | 10-49105 | BOLT, (4.125 Inch), CYLINDER HEAD TO CYLINDER BLOCK (24 required per assembly) |
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10-49105 - 10-49105 - BOLT (4.125 Inch) O [ More info ] Unavailable Replaced by 10-845705 |
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10-845705 - SCREW (.438-14 x O NLA [ More info ] Unavailable |
| #- | 27-65184A88 | GASKET SET, Engine (1 required per assembly) |
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27-65184A88 - Gasket Set [ More info ]
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