Parts for MerCruiser 140 GM 181 I / L4 1972-1978 Cylinder Head & Rocker Cover
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 62234A 2 | COVER ASSEMBLY, ROCKER (1 required per assembly) SEE NOTE SERIAL 03332138-03462607 |
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62234A 2 - Rocker Cover Assembly, NLA [ More info ]
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| #1 | 65635 | COVER ASSEMBLY, ROCKER (1 required per assembly) SERIAL 03462608-09999999 |
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65635 - Rocker Cover Assembly [ More info ] Unavailable |
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65635A 5 - Cover Assembly [ More info ] Unavailable |
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65635A 8 - ROCKER COVER [ More info ] Unavailable |
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65635A16 - Rocker Cover, NLA [ More info ] Unavailable |
| #2 | 37-55541 | DECAL, ROCKER COVER (1 required per assembly) SERIAL 00000000-04648609 |
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37-55541 - DECAL,NLA [ More info ] Unavailable |
| #2A | 37-77247 | DECAL, ROCKER COVER (1 required per assembly) SERIAL 04648610-09999999 |
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37-77247 - DECAL,NLA [ More info ] Unavailable |
| #3 | 10-35585 | SCREW, ROCKER COVER TO CYLINDER HEAD (3/4") (5 required per assembly) |
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10-35585 - Screw - Priced Individually [ More info ] Unavailable |
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10-98510 - Screw [ More info ]
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10-65746 - Screw w/ Lw - Priced Individually [ More info ]
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| #3 | 10-38627 | SCREW, ROCKER COVER TO CYLINDER HEAD (5/8") (2 required per assembly) |
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10-38627 - Screw - Priced Individually [ More info ]
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10-98511 - Screw [ More info ]
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10-98254 - Screw [ More info ]
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| #4 | 25-52188 | GROMMET, ROCKER COVER (1 required per assembly) |
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25-52188 - Grommet, Rocker Cover To Vent Hose Connector [ More info ] Unavailable |
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23-8M0071559 - Grommet [ More info ]
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| #5 | 47957 | CONNECTOR, VENT HOSE (1 required per assembly) |
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47957 - Vent Hose Connector, NLA [ More info ] Unavailable |
| #6 | 54-64648 | CLAMP, VENT HOSE TO CONNECTOR (1 required per assembly) |
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54-64648 - Clamp [ More info ]
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| #7 | 57638 | BAFFLE, ROCKER COVER (1 required per assembly) |
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57638 - Baffle [ More info ] Unavailable |
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57638T - BAFFLE,NLA [ More info ] Unavailable |
| #8 | 10-62568 | SCREW, BAFFLE TO ROCKER COVER (3/8") (4 required per assembly) |
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10-62568 - Screw - Priced Individually [ More info ]
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| #9 | 12-20583 | WASHER, ROCKER COVER SCREW (5 required per assembly) |
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12-20583 - Washer - Priced Individually [ More info ]
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| #10 | 54-46721 | CLIP, ROCKER COVER SCREW (2 required per assembly) SERIAL 04648610-03462607 |
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54-46721 - CLIP,NLA [ More info ] Unavailable |
| #10 | 54-49542 | CLAMP, INLET HOSE - ROCKER COVER SCREW (1 required per assembly) |
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54-49542 - Clamp [ More info ]
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| #11 | 37-55539 | DECAL, ROCKER COVER - "140 H.P." (1 required per assembly) SERIAL 00000000-04648609 |
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37-55539 - DECAL,NLA [ More info ] Unavailable |
| #12 | 37-77253 | DECAL, WAVES (1 required per assembly) SERIAL 04648610-09999999 |
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37-77253 - DECAL,NLA [ More info ] Unavailable |
| #13 | 49288 | OIL FILLER CAP ASSEMBLY, ROCKER COVER (1 required per assembly) |
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49288 - Cap [ More info ]
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17345 - Oil Filler Cap [ More info ]
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| #14 | 27-806452 | GASKET, ROCKER COVER TO CYLINDER HEAD (1 required per assembly) |
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27-806452 - Valve Cover Gasket [ More info ] Unavailable |
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27-851040 - Rocker Cover Gasket [ More info ]
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18-0347 - Gasket 27-806452 [ More info ]
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| #15 | 28-54797 | KEY, VALVE STEM (2 PER VALVE) (8 required per assembly) |
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28-54797 - Key - Priced Individually [ More info ]
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28-54797 1 - Key - Priced Individually [ More info ]
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| #16 | 34515 | CAP, VALVE STEM (8 required per assembly) |
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34515 - CAP [ More info ]
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| #17 | 26-34217 | SEAL, VALVE SPRING CAP (8 required per assembly) |
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26-34217 - Seal - Priced Individually [ More info ]
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18-0518 - Seal, 26-34217 [ More info ]
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| #18 | 34518 | SHIELD, VALVE SPRING CAP (8 required per assembly) |
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34518 - Shield [ More info ] Unavailable |
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34518001 - SHIELD NLA [ More info ] Unavailable |
| #19 | 24-35214 | SPRING, VALVE (8 required per assembly) |
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24-35214 - Spring, Value [ More info ] Unavailable |
| #20 | 11-34516 | NUT, ROCKER VALVE ARM STUD (8 required per assembly) |
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11-34516 - Nut - Priced Individually [ More info ]
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| #21 | 59340 | BALL UNIT, ROCKER VALVE ARM STUD (8 required per assembly) |
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| #22 | 34519 | ARM, ROCKER VALVE (8 required per assembly) |
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34519 - Rocker Valve Arm [ More info ]
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| #23 | 936-5544 | CYLINDER HEAD ASSEMBLY (1 required per assembly) |
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936-5544 - Cylinder Head [ More info ] Unavailable |
| #24 | 16-34521 | STUD, VALVE ROCKER ARM (.013 O.S.) (AR required per assembly) |
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16-34521 - Stud [ More info ] Unavailable |
| #24 | 16-35422 | STUD, VALVE ROCKER ARM (.003 O.S.) (AR required per assembly) |
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35422 - Intake Manifold Guard [ More info ] Unavailable |
| #25 | 19-34272 | PLUG, EXPANSION - CYLINDER HEAD (15/16" DIA.) (2 required per assembly) |
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| #26 | 10-34510 | BOLT, CYLINDER HEAD TO CYLINDER BLOCK (10 required per assembly) |
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| #27 | 27-52364 | GASKET, CYLINDER HEAD TO CYLINDER BLOCK (1 required per assembly) |
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27-52364 - Cylinder Head Gasket [ More info ]
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18-2946 - Gasket, 3853336, 27-52364 [ More info ]
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| #28 | 58284 | ROD, PUSH - VALVE (8 required per assembly) |
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58284 - Push Rod [ More info ]
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34532 - Push Rod [ More info ] Unavailable |
| #29 | 52365 | VALVE, INLET (STANDARD STEM) (4 required per assembly) |
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97661 - Valve [ More info ] Unavailable |
| #29 | 52366 | VALVE, INLET (.015 O.S. STEM) (AR required per assembly) |
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52366 - Valve, NLA [ More info ] Unavailable |
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97662 - Valve, NLA [ More info ] Unavailable |
| #30 | 52367 | VALVE, EXHAUST (STANDARD STEM) (4 required per assembly) |
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52367 - Valve [ More info ] Unavailable |
| #30 | 52368 | VALVE, EXHAUST (.015 O.S. STEM) (AR required per assembly) |
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52368 - Valve, NLA [ More info ]
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| #31 | 839-3814 | CYLINDER BLOCK ASSEMBLY (1 required per assembly) SEE PAGE 18 FOR BREAKDOWN |
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839-3814 - CYL. BLOCK,NLA [ More info ] Unavailable |
