Parts for MerCruiser Race Engine and Drive 850 SCi Engine Components (Cylinder Block)
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| # | 27-842593A01 | GASKET/SEAL SET, Engine Overhaul (1 required per assembly) - NOTE: See Gasket/Seal Set - Engine Overhaul Section For Complete Parts Listing |
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27-842593A01 - Engine Overhaul Gasket Set [ More info ]
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| #1 | 841350A07 | PARTIAL ENGINE ASSEMBLY (1 required per assembly) |
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841350A07 - Partial Engine Assembly [ More info ] Unavailable |
| #2 | 841852 | TUBE, Breather (1 required per assembly) |
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841852 - TUBE-BREATHER [ More info ] Unavailable |
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8M0050950 - Breather Tube [ More info ]
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| #3 | 22-840016 | FITTING, Adaptor Breather Tube (1 required per assembly) |
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22-840016 - Fitting [ More info ]
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| #4 | 54-18076 6 | CLAMP, Worm Gear (1 required per assembly) |
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54-18076 6 - Clamp [ More info ]
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| #5 | 818733 | BREATHER ASSEMBLY (1 required per assembly) |
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818733 - BREATHER ASSY [ More info ] Unavailable |
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8M0050927 - Breather Assembly [ More info ]
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| #6 | 17-843931 | PIN, Dowel (4 required per assembly) |
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17-843931 - Pin, Dowel, Cylinder Head [ More info ]
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| #7 | 22-32561 | PLUG, Pipe - Allen Head (.250-18) (1 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 |
| #8 | 22-47540 | PLUG, Pipe - Allen Head (.375-18) (2 required per assembly) |
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22-47540 - Plug [ More info ] Unavailable |
| #9 | 19-94140 | EXPANSION PLUG, Camshaft (1 required per assembly) |
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| #10 | 22-36382 | FITTING, (.250-18 x .62) Brass (3 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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| #11 | 17-843379 | PIN, Dowel (.6206/.6211 x 1.20) (2 required per assembly) |
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17-843379 - Pin -Dowel [ More info ] Unavailable |
| #12 | 25-26855 | O-RING, (1.609 x .139) (1 required per assembly) |
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25-26855 - O-ring, (1.609 X .139) [ More info ]
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18-7155 - O-Ring 25-26855 [ More info ]
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| #13 | 25-32507 | O-RING, (3.359 x .139) (1 required per assembly) |
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25-32507 - O-ring, (3.359 X .139) [ More info ]
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18-7127 - O-Ring 313446 [ More info ]
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| #14 | 842562 | ADAPTOR, Oil Fitler (1 required per assembly) |
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842562 - Adapter [ More info ]
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| #15 | 22-8M0010560 | FITTING ASSEMBLY, Stainless Steel - With O-Ring (1 required per assembly) |
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22-8M0010560 - Fitting Assembly [ More info ]
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| #16 | 10-30559 | SCREW, (.312-18 x 1.750) Stainless Steel (2 required per assembly) |
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10-30559 - Screw, NLA [ More info ]
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| #17 | 19-34270 | EXPANSION PLUG, (1.625) (8 required per assembly) |
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19-34270 - Freeze Plug, 1-5/8 Inch [ More info ]
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| #18 | 22-806608A 1 | PLUG KIT, (.500-13) Royal Blue (2 required per assembly) - Design I - Marked 22-806608 |
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22-806608A 1 - Plug Kit, Priced Individually [ More info ] Unavailable |
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22-806608A02 - Plug Assembly - Priced Individually [ More info ] Unavailable |
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22-8M0119211 - Drain Plug, Priced Individually, .5 inch x 13 [ More info ]
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18-4226 - Blue Drain Plug, 22-806608A1 [ More info ]
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22-806608Q01 - Plug - Priced Individually [ More info ]
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| #18 | 22-806608A02 | PLUG ASSEMBLY, (.500-13) Blue (2 required per assembly) - Design II - Marked 8M2000874 |
| #19 | 25-831985 | O-RING, (.468 x .078) (2 required per assembly) - Design I |
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25-831985 - O-ring, (.468 X .078) [ More info ]
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| #19 | 25-8M2000926 | SEAL (2 required per assembly) - Design II |
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25-8M2000926 - Seal - Priced Individually [ More info ]
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25-26802 - O-ring, (.424 X .103) [ More info ]
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18-7180 - O-Ring, 925055 [ More info ]
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| #20 | 22-860088 | BUSHING (2 required per assembly) |
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22-860088 - Bushing [ More info ] Unavailable |
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22-8M0214973 - Cylinder Block ADAPTOR BUSHING ZZ [ More info ]
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| #21 | 11-826292 | NUT, (M10) Brass/Nickel Plated (2 required per assembly) |
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11-826292 - Nut (M10) [ More info ]
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| #22 | 878187 | SENSOR ASSEMBLY, Knock (2 required per assembly) |
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878187 - Knock Sensor [ More info ]
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8M6003194 - Knock Sensor [ More info ]
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18-7554 - Knock Sensor 878187 [ More info ]
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| #23 | 16-8M0029493 | STUD, (.250-18/M10 Special), Knock Sensor Mounting (2 required per assembly) |
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16-8M0029493 - Stud [ More info ] Unavailable |
| #24 | 842575 | JET, Special, Piston Cooling (8 required per assembly) |
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| #25 | 17-35312 | PIN, Dowel (1/4 n. Diameter) (4 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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| #28 | 22-845174 | PLUG, (.500-14 x .610) Brass (1 required per assembly) |
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22-845174 - Plug [ More info ]
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| #29 | 16-840999A01 | STUD KIT, Main Caps (1 required per assembly) |
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16-840999A01 - Stud KIT [ More info ] Unavailable |
| #30 | 16-816253 | STUD, (.500-13/.500-20 x 3.620) (6 required per assembly) |
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16-816253 - Stud [ More info ]
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| #31 | 12-816258 | WASHER, (.500 x .875 x .120) Special (20 required per assembly) |
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12-816258 - Washer, (.500 X .875 X .120) [ More info ]
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| #32 | 11-816255 | NUT, (.500-20) (20 required per assembly) |
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11-816255 - Nut, (.500-20) [ More info ] Unavailable |
| #33 | 16-842561 | STUD, (.500-13/.500-20 x 4.060) (4 required per assembly) |
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16-842561 - Stud [ More info ]
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| #34 | 16-816252 | STUD, (.500-13/.500-20 x 4.400) (10 required per assembly) |
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16-816252 - Stud [ More info ]
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