Parts for MerCruiser 3.0L GM 181 I / L4 1990-1994 Cylinder Block, Piston & Bearings
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| # | 805052A 1 | LONG BLOCK ASSEMBLY (3.0LX) (1 required per assembly) (See Note) |
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805052A 1 - LONGBLOCK MARINE [ More info ] Unavailable |
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855401A 1 - LONG BLOCK ASSY [ More info ] Unavailable |
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861633A 1 - LONG BLOCK [ More info ] Unavailable |
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862065A 1 - LONGBLOCK [ More info ] Unavailable |
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862755A 1 - LONGBLOCK [ More info ] Unavailable |
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862755A 2 - LONGBLOCK-3.0L [ More info ] Unavailable |
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863814A 1 - LONGBLOCK-3.0L [ More info ] Unavailable |
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864626A01 - Lb 3.0L [ More info ] Unavailable |
| # | 92-34227 1 | SEALING COMPOUND, (16 Ounce) (1 required per assembly) |
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92-34227 1 - SEALER-CAN [ More info ] Unavailable |
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92-34227Q02 - Sealer, Pint Can [ More info ] Unavailable |
| # | 27-810846A90 | GASKET SET, Overhaul (1 required per assembly) |
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27-810846A90 - Engine Overhaul Gasket Set [ More info ] Unavailable |
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27-810846A05 - Engine Overhaul Gasket Set [ More info ]
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| # | 805047A 1 | LONG BLOCK ASSEMBLY (3.0L) (1 required per assembly) (See Note) |
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805047A 1 - LONGBLOCK MARINE,NLA [ More info ] Unavailable |
| # | 92-91601 1 | SEALER, Red RTV (1 required per assembly) |
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92-91601 1 - RTV SEALER-10OZ [ More info ] Unavailable |
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92-809826 - Rtv Silicone- Black [ More info ]
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| #1 | 839-810839 | CYLINDER BLOCK ASSEMBLY (1 required per assembly) |
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839-810839 - FITTED BLOCK,NLA [ More info ] Unavailable |
| #2 | 19-34270 | EXPANSION PLUG, (1.625) (2 required per assembly) |
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19-34270 - Freeze Plug, 1-5/8 Inch [ More info ]
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| #2 | 19-34271 | EXPANSION PLUG, (2.00) (1 required per assembly) |
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19-34271 - Plug [ More info ] Unavailable |
| #3 | 19-37531 | PLUG (1 required per assembly) |
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| #4 | 19-34488 | PLUG, Expansion (1 required per assembly) |
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| #5 | 22-34487 | PLUG, (.375-18 x .42), Pipe (2 required per assembly) |
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228M0204657 - PLUG [ More info ]
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| #6 | 17-35465 | PIN, Dowel (.312), Dowel (2 required per assembly) |
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17-35465 - Dowel Pin (5/16, Dia.) [ More info ]
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| #7 | 23-35168 | BEARING (1 required per assembly) |
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23-35168 - Bearing, NLA [ More info ] Unavailable |
| #8 | 23-43293 | BEARING SET (1 required per assembly) |
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23-43293 - Bearing Unit - Camshaft [ More info ] Unavailable |
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23-43293T - Bearing Set - Camshaft [ More info ]
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| #9 | 733-810852 | PISTON ASSEMBLY (4 required per assembly) (Standard) |
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733-810852 - Piston - Std [ More info ]
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| #9 | 733-810853 | PISTON ASSEMBLY (AR required per assembly) (.020 Over Size) |
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733-810853 - Piston - .020 Os [ More info ] Unavailable |
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733-810853T - Piston - .020 Os [ More info ]
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| #10 | 39-17464 | RING SET, Piston (Standard) (4 required per assembly) (Standard) |
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39-17464 - Rings - Standard [ More info ]
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18-3937 - Rings 39-17464 Standard Set [ More info ]
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| #10 | 39-66217 | RING, Piston (AR required per assembly) (.020 Over Size) |
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39-66217 - Rings - .020 [ More info ]
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| #11/12 | 23-818469 | BEARING SET (1 required per assembly) (Standard) (References 11 And 12) |
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23-818469 - Bearing Set - Standard [ More info ] Unavailable |
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23-818469001 - Bearing Set [ More info ]
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| #11/12 | 23-818470 | BEARING SET (AR required per assembly) (.001 USA) (References 11 And 12) |
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23-818470 - Bearing Set - .001 US [ More info ] Unavailable |
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23-818470001 - Bearing Set [ More info ] Unavailable |
| #11/12 | 23-818471 | BEARING SET (AR required per assembly) (.010 USA) (References 11 And 12) |
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23-818471 - Bearing Set -.010 US [ More info ] Unavailable |
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23-818471001 - Bearing Set -.010 [ More info ]
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| #11/12 | 23-818472 | BEARING SET (AR required per assembly) (.020 USA) (References 11 And 12) |
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23-818472 - Bearing Set -.020 US [ More info ]
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| #13 | 34543 | VALVE (1 required per assembly) |
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| #14 | 22-48556 | BUSHING , Reducer (.250 To .125) (1 required per assembly) |
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22-48556 - Reducer Bushing [ More info ]
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| #14A | 22-32802 | PLUG, Pipe (.125-27) (1 required per assembly) |
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22-32802 - Plug , Priced Individually [ More info ] Unavailable |
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22-32802 1 - Plug, Brass, Priced Individually [ More info ] Unavailable |
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22-32802 2 - Brass Pipe Plug, Priced Individually [ More info ]
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18-4263 - Pipe Plug, 1/8-27 NPT, Brass [ More info ]
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| #15 | 14239 | RETAINER, Rear (1 required per assembly) |
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14239 - Retainer [ More info ]
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| #16 | 27-14241 | GASKET (1 required per assembly) |
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27-14241 - Oil Seal Retainer Gasket [ More info ] Unavailable |
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27-881715 - Cylinder Block Gasket [ More info ]
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18-0322-9 - Gasket 27-139376 2-Pack [ More info ]
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| #17 | 26-14240 | SEAL, Oil, Rear (1 required per assembly) |
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26-14240 - Seal [ More info ] Unavailable |
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18-0519 - Seal, 26-14240 [ More info ]
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| #18 | 10-810844 | BOLT (2 required per assembly) |
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10-810844 - Bolt, NLA [ More info ]
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| #19 | 17-14263 | PIN, Dowel, Dowel (1 required per assembly) |
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17-14263 - Pin -Dowel, NLA [ More info ]
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| #20 | 16-11989 | STUD, (.312-18 x 1.6718) (2 required per assembly) |
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| #21 | 11-810847 | NUT, Oil Pan Stud (2 required per assembly) |
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11-810847 - Nut, Oil Pan Stud,NLA [ More info ]
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