Cylinder Head Group 185-225 Hp Models Parts for 1978 OMC Stern Drive 185hp 990253D Stern Drive
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 — 358741 — CYLINDER HEAD ASSY. MODELS WITH "D" SUFFIX (2 required per assembly) | ||
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358741 - FOAM_SOUND BARRIER (358741) [ More info ]
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| #2 — 3814692 — STUD CYLINDER HEAD,.003" O.S. (8 required per assembly) | ||
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[ More info ] Unavailable |
| #2 — 3815892 — STUD, CYLINDER HEAD,.013" O.S. (8 required per assembly) | ||
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[ More info ] Unavailable |
| #4 — 329275 — VALVE, EXHAUST STD. (8 required per assembly) | ||
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0329275 - Screw, Terminal Block [ More info ]
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| #6263794 — 6263794 — ROTATOR, EXHAUST VALVE. NOT SHOWN (8 required per assembly) | ||
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[ More info ] Unavailable |
| #7 — 3947770 — KEY, VALVE STEM (32 required per assembly) | ||
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CUM3947770 - PLATE,COVER [ More info ] Unavailable |
| #8 — 3835333 — SEAL, VALVE STEM (16 required per assembly) | ||
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[ More info ] Unavailable |
| #9 — 3836755 — SHIELD,VALVE STEM (16 required per assembly) | ||
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VOL3836755 - NLA BALL [ More info ] Unavailable |
| #12 — 3734594 — BOLT, CYLINDER HEAD, 3-3/4". PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (14 required per assembly) | ||
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[ More info ] Unavailable |
| #12 — 3767468 — BOLT, CYLINDER HEAD, 3". PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly) | ||
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[ More info ] Unavailable |
| #12 — 3704796 — BOLT, CYLINDER HEAD, 1-3/4". PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
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[ More info ] Unavailable |
| #16 — 3744341 — NUT, ROCKER ARM. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
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[ More info ] Unavailable |
| #19 — 180016 — SCREW, VALVE COVER. PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (8 required per assembly) | ||
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0180016 - - [ More info ] Unavailable |
| #20 — 311545 — ELBOW, VALVE COVER (2 required per assembly) | ||
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0311545 - Valve Cover Elbow [ More info ]
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3852104 - Elbow - Volvo Penta (3852104) [ More info ]
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| #22 — 979826 — SPARK PLUG, AC MR43T (8 required per assembly) | ||
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0979826 - Spark Plug MR43T [ More info ] Unavailable |
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0763819 - Spark Plug MR43T [ More info ] Unavailable |
| #22 — 979827 — SPARK PLUG, CHAMPION RBL-8 (8 required per assembly) | ||
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0979827 [ More info ] Unavailable Replaced by 0916476 |
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0916476 [ More info ] Unavailable Replaced by 3854400 |
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3854400 - Spark Plug RV15YC4 [ More info ] Unavailable |
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RV15YC4 - Champion Spark Plug ( #18) [ More info ]
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| #24 — 311543 — GROMMET, VALVE COVER (2 required per assembly) | ||
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0311543 - Valve Cover Grommet [ More info ]
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3852103 - Grommet, Volvo [ More info ]
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| #25 — 306405 — WASHER, FUEL LINE CLAMP (1 required per assembly) | ||
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0306405 - Washer [ More info ]
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3852058 - Washer - Volvo Penta (3852058) [ More info ]
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| #26 — 306834 — SCREW, CLAMP, FUEL LINE (1 required per assembly) | ||
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| #27 — 120177 — WASHER, CLAMP, FUEL LINE (1 required per assembly) | ||
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0120177 - Lock Washer [ More info ]
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3856736 - Washer Volvo Penta - Volvo Penta (3856736) [ More info ]
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| #28 — 908924 — CLAMP, FUEL LINE, STBD. (1 required per assembly) | ||
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0908924 [ More info ] Unavailable Replaced by 3852458 |
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3852458 - Clamp - Oil Drain Tube [ More info ]
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| #29 — 310439 — CLAMP, HOSE, VALVE COVER STAR (2 required per assembly) | ||
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0310439 - Hose Clamp [ More info ]
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| #30 — 310928 — CLAMP, OVERFLOW HOSE (1 required per assembly) | ||
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0310928 - Clamp - Cable [ More info ]
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3852092 - Clamp, Volvo [ More info ]
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