Parts for MerCruiser Race Engine and Drive 420 GM 454 V-8 1987-1989 Cylinder Block & Camshaft
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| # | 27-13218A 1 | GASKET SET (1 required per assembly) SN# 0A398941 THRU 0D725499 |
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27-13218A 1 - Gasket Set [ More info ] Unavailable |
| # | 27-808730A92 | GASKET SET (1 required per assembly) SN# 0D725500 THRU 0D937011 |
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27-808730A92 - Engine Overhaul Gasket Set [ More info ] Unavailable |
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27-808730A98 - Gasket Set [ More info ] Unavailable |
| #1 | 816185A17 | LONG BLOCK ASSEMBLY (1 required per assembly) 420 And 425 Models - See Note 1 SN# 0A398941 THRU 0D725499 |
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816185A17 - REF MCM PB-94-2,NLA [ More info ] Unavailable |
| #1 | 847705A13 | LONG BLOCK ASSEMBLY (1 required per assembly) 425 Models - See Note 1 SN# 0D725500 THRU 0D937011 |
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847705A13 - LONG BLOCK-425 [ More info ] Unavailable |
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847705A14 - PARTIAL ENG-425,NLA [ More info ] Unavailable |
| #1 | 842-9638 | CYLINDER BLOCK ASSEMBLY (1 required per assembly) 420 And 425 Models - See Note 2 SN# 0A398941 THRU 0D725499 |
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842-9638 - BLOCK ASSY,NLA [ More info ] Unavailable |
| #1 | 842-801999 | BLOCK ASSEMBLY, Cylinder (1 required per assembly) 425 Models - See Note 2 SN# 0D725500 THRU 0D937011 |
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842-801999 - BLOCK ASSY,NLA [ More info ] Unavailable |
| #2 | 22-48340 | PLUG, (.250-18 x .41) (4 required per assembly) |
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22-32561 - Plug - Priced Individually [ More info ]
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22-8M0204652 - PLUG @2 [ More info ] Unavailable |
| #2 | 22-48358 | PLUG, (.375) (2 required per assembly) |
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22-48358T - Plug [ More info ] Unavailable |
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| #3 | 22-36382 | FITTING, (.250-18 x .62) Brass (2 required per assembly) |
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18-8111-9 - Pipe Plug, 1/4 Inch, (Pack of 3) [ More info ]
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18-4256 - Plug, 1/4 Inch Brass, Sold Individually [ More info ]
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| #4 | 19-37478 | PLUG, Expansion (1.750 Inch) (8 required per assembly) |
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19-37478 - Plug [ More info ] Unavailable |
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| #5 | 17-52190 | PIN (4 required per assembly) |
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17-52190 - Pin -Dowel [ More info ]
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| #6 | 19-94140 | EXPANSION PLUG (1 required per assembly) |
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| #7 | 23-85684 | BEARING SET (1 required per assembly) |
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23-85684 - Bearing Unit - Camshaft [ More info ]
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| #8 | 93722 | LIFTER (16 required per assembly) |
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93722 - LIFTER [ More info ] Unavailable |
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| #9 | 451-7892 | CAMSHAFT (1 required per assembly) |
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451-7892 - CamShaft [ More info ] Unavailable |
| #10 | 61728 | CHAIN, Timing (1 required per assembly) SN# 0A398941 THRU 0D725499 |
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61728 - Timing Chain-DBL, NLA [ More info ]
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| #10 | 811580 | CHAIN, Timing (1 required per assembly) SN# 0D725500 THRU 0D937011 |
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811580 - CHAIN-TIMING [ More info ] Unavailable |
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811580T - CHAIN-TIMING [ More info ] Unavailable |
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845796T - Timing Chain [ More info ]
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| #11 | 43-61726 | SPROCKET, Camshaft (1 required per assembly) SN# 0A398941 THRU 0D725499 |
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43-61726 - Sprocket, NLA [ More info ]
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| #11 | 43-811578 | SPROCKET, Camshaft (1 required per assembly) SN# 0D725500 THRU 0D937011 |
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43-811578 - Sprocket [ More info ] Unavailable |
| #12 | 43-61727 | SPROCKET, Crankshaft (1 required per assembly) SN# 0A398941 THRU 0D725499 |
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43-61727 - Sprocket, NLA [ More info ]
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| #12 | 43-811579 | SPROCKET, Crankshaft (1 required per assembly) SN# 0D725500 THRU 0D937011 |
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43-811579 - Sprocket [ More info ] Unavailable |
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43-845794T - Sprocket [ More info ]
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| #13 | 10-35339 | SCREW, (.312-18 x .750) (3 required per assembly) |
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10-35339 - Screw [ More info ]
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10-845942 - Screw [ More info ] Unavailable |
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10-8M0043993 - Screw [ More info ]
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| #14 | 12-39167 | WASHER (3 required per assembly) |
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12-39167 - Washer [ More info ] Unavailable |
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12-848136 - Washer, (.328 X .680 X .190) [ More info ]
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| #15 | 17-35312 | PIN, Dowel (.250) (1 required per assembly) |
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17-35312 - Pin, Dowel (1/4 Inch Dia.) [ More info ] Unavailable |
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17-843378 - Pin, Dowel (.250) [ More info ]
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