Head & Rocker Arm Parts for 1981 OMC Stern Drive 305hp 990344F Stern Drive
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 — 983251 — CLYINDER HEAD ASSY. 305 (2 required per assembly) | ||
0983251 - Cylinder Head [ More info ] Unavailable |
#2 — 3814692 — STUD, CYLINDER HEAD, 003 O.S. 350 454 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#2 — 3815892 — STUD, CYLINDER HEAD, .013 O.S. 350 454 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#2 — 3921912 — STUD, CYLINDER" O.S. 454 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
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CUM3921912 - CONNECTOR,MALE [ More info ] Unavailable |
#3 — 911150 — VALVE.INLET, STD. 454 (8 required per assembly) | ||
0911150 [ More info ] Unavailable Replaced by 0915257 |
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0915257 [ More info ] Unavailable Replaced by 3853485 |
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#3 — 911153 — VALVE, INLET, .015. 454 (8 required per assembly) | ||
0911153 - L/P 29.40 [ More info ] Unavailable |
#4 — 336742 — VALVE, EXHAUST .003" O.S. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (8 required per assembly) | ||
0336742 - Hose [ More info ] Unavailable |
#4 — 336743 — VALVE, EXHAUST, .015" O.S. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (8 required per assembly) | ||
0336743 [ More info ] Unavailable Replaced by 0340497 |
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0340497 - Screw, Upper Mount [ More info ] Unavailable |
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0343024 - Screw, Upper Mount [ More info ] Unavailable |
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#5 — 311543 — GROMMET, VALVE COVER. 350 305 (2 required per assembly) | ||
#6263794 — 6263794 — ROTATOR, EXHAUST VALVE. 350 305 NOT SHOWN (8 required per assembly) | ||
[ More info ] Unavailable |
#7 — 3947770 — KEY, VALVE STEM. 350 454 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (32 required per assembly) | ||
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CUM3947770 - PLATE,COVER [ More info ] Unavailable |
#8 — 3835333 — SEAL, VALVE STEM. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#8 — 460527 — SEAL, VALE STEM. 454 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
#11 — 5232720 — VALVE LIFTER. 350 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#12 — 3734594 — BOLT, CYLINDER HEAD, 3-3/4". 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (14 required per assembly) | ||
[ More info ] Unavailable |
#12 — 3767468 — BOLT, CYLINDER HEAD, 3". 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (4 required per assembly) | ||
[ More info ] Unavailable |
#12 — 3704796 — BOLT, CYLINDER HEAD, 1-3/4". 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#13 — 3796243 — PUSH ROD. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#16 — 3744341 — NUT, ROCKER ARM. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
[ More info ] Unavailable |
#16 — 3896648 — NUT, ROCKER ARM. 454 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (16 required per assembly) | ||
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CUM3896648 - PLUG,RETAINER [ More info ] Unavailable |
#19 — 460578 — BOLT, VALVE COVER. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (14 required per assembly) | ||
0460578 - 0460578 - *GASKET [ More info ] Unavailable Replaced by 5950740 |
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5950740 - GASKET [ More info ] Unavailable |
#20 — 311545 — ELBOW, VALVE COVER (2 required per assembly) | ||
#21 — 910089 — GASKET, CYLINDER HEAD. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (2 required per assembly) | ||
0910089 - Gasket [ More info ] Unavailable |
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0914971 - Gasket [ More info ] Unavailable |
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NLA [ More info ] Unavailable |
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3853380 - Cylinder Head Gasket Volvo Penta (3853380) [ More info ] |
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#22 — 979826 — GASKET, CYLINDER HEAD (8 required per assembly) | ||
0979826 - Spark Plug MR43T [ More info ] Unavailable |
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0763819 - Spark Plug MR43T [ More info ] Unavailable |
#22 — 979827 — SPARK PLUG, AC MR43T (8 required per assembly) | ||
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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#23 — 850843 — SPARK PLUG, CHAMPIONRBL-8. 350 305 PARTS AVAILABLE FROM LOCAL CHEVROLET DEALERS (1 required per assembly) | ||
12-850843 - Washer [ More info ] Unavailable |
#24 — 908924 — CLAMP, FUEL LINE, STBD (1 required per assembly) | ||
0908924 [ More info ] Unavailable Replaced by 3852458 |
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#25 — 908276 — PIPE PLUG, CYLINDER HEAD (2 required per assembly) | ||
#27 — 306405 — WASHER, CLAMP, FUEL LILNE (3 required per assembly) | ||
#30 — 1052366 — SEALER (0 required per assembly) | ||
1052366 - - [ More info ] Unavailable |