Parts for Mercury Marine 9.9 HP Crankshaft, Pistons & Flywheel (6 / 8 / 9.9)
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 42691 | SHAFT, FLYWHEEL USE WITH STUB SHAFT (1 required per assembly) |
  |
|
42691 - SHAFT O NLA [ More info ] Unavailable |
| #2 | 260-8908A 2 | FLYWHEEL ASSEMBLY USE WITH STUB SHAFT (1 required per assembly) |
 |
|
260-8908A 2 - 260-8908A 2 - FLYWHEEL ASSEMBLY O [ More info ] Unavailable Replaced by 260-818540A 4 |
|
|
260-818540A 4 - 260-818540A 4 - FLYWHEEL O [ More info ] Unavailable Replaced by 260-859231T 6 |
|
|
260-859231T 6 - FLYWHEEL O NLA [ More info ] Unavailable |
| #1A | 11-818591 | NUT USE WITH NUT (1 required per assembly) |
|
|
|
| #2 | 260-818540A 2 | FLYWHEEL ASSEMBLY USE WITH NUT (1 required per assembly) |
|
|
260-818540A 2 - 260-818540A 2 - FLYWHEEL ASSEMBLY O [ More info ] Unavailable Replaced by 260-859231T 8 |
|
|
260-859231T 8 - 260-859231T 8 - FLYWHEEL O [ More info ] Unavailable Replaced by 260-859231T19 |
  |
|
260-859231T19 - Flywheel Assembly [ More info ]
|
| #3 | 43-99301 | RING GEAR, FLYWHEEL ELECTRIC (1 required per assembly) |
  |
|
43-99301 - Ring Gear [ More info ]
|
| #4 | 10-40039106 | SCREW, RING GEAR TO FLYWHEEL (4 required per assembly) |
|
|
10-40039106 - 10-40039106 - SCREW (M5 x 13) O [ More info ] Unavailable Replaced by 10-881903 13 |
  |
|
10-881903 13 - Screw [ More info ]
|
| #5 | 468-8471A 2 | CRANKSHAFT ASSEMBLY (1 required per assembly) |
|
|
468-8471A 2 - 468-8471A 2 - CRANKSHAFT ASSEMB O [ More info ] Unavailable Replaced by 400-8M0083309 |
|
|
4008M0083309 - CrankShaft Assembly [ More info ]
|
| #6 | 26-42890 | OIL SEAL, (DESIGN I) (1 required per assembly) |
|
|
26-42890 - 26-42890 - SEAL Oil O [ More info ] Unavailable Replaced by -818630A 1 |
  |
|
818630A 1 - Sleeve Kit [ More info ]
|
| #6A | 818630A 1 | SLEEVE KIT (INCLUDES O-RING - DESIGN II) (1 required per assembly) |
| #7 | 30-41341 | BALL BEARING, LOWER (1 required per assembly) |
  |
|
30-41341 - Ball Bearing [ More info ]
|
| #8 | 53-20940 | SNAP RINGG (SMALL) (OLD DESIGN) (1 required per assembly) |
|
|
53-20940 - Snap Ring, NLA [ More info ]
|
| #9 | 53-42132 | RETAINING RING (1 required per assembly) |
|
|
53-42132 - Ring - Retaining [ More info ]
|
| #10 | 12-13031 | WASHER, LOWER (1 required per assembly) |
|
|
12-13031 - Washer [ More info ]
|
| #11 | 26-12566 1 | OIL SEAL, LOWER (1 required per assembly) |
  |
|
26-12566 1 - Seal [ More info ]
|
| #12 | 28-20094 | KEY (1 required per assembly) |
|
|
28-20094 - Key - Priced Individually [ More info ]
|
| #13 | 31-41342 | ROLLER BEARING (1 required per assembly) |
  |
|
31-41342 - 31-41342 - BEARING Roller O [ More info ] Unavailable Replaced by 31-878158 |
  |
|
31-878158 - Roller Bearing [ More info ]
|
| #14 | 26-12567 1 | OIL SEAL, UPPER (1 required per assembly) |
  |
|
26-12567 1 - Seal [ More info ]
|
| #15 | 637-8477A 2 | CONNECTING ROAD ASSEMBLY (2 required per assembly) |
|
|
637-8477A 2 - Connecting Rod Assembly [ More info ]
|
| #16 | 10-823460 | SCREW (4 required per assembly) |
  |
|
10-823460 - Screw [ More info ]
|
| #17 | 31-42076A 1 | ROLLER BEARING (3 required per assembly) |
  |
|
31-42076A 1 - Bearing Kit [ More info ]
|
| #18 | 29-42186 | NEEDLE BEARING, PISTON END (48 required per assembly) |
  |
|
29-42186 - Needle - Priced Individually [ More info ]
|
| #19 | 43348 | THRUST BEARING (4 required per assembly) |
|
|
43348 - 43348 - BEARING Thrust O [ More info ] Unavailable Replaced by 12-8M0012297 |
|
|
12-8M0012297 - Thrust Washer - Priced Individually [ More info ]
|
| #20 | 773-9756A 2 | PISTON AND PIN ASSEMBLY (2 required per assembly) |
  |
|
773-9756A 2 - 773-9756A 2 - PISTON ASSEMBLY O [ More info ] Unavailable Replaced by 773-9756T 2 |
  |
|
773-9756T 2 - Piston Assembly [ More info ]
|
| #21 | 39-42079A 4 | PISTON RING ASSEMBLY (1 required per assembly) THE ENCLOSED ASSEMBLY CONTAINS 4 RECTANGULAR PISTON RINGS AS SHOW IN FIGURE #1. |
  |
|
39-42079A 4 - Rings - 4 Pcs [ More info ]
|
| #21 | 39-18514A 4 | PISTON RING ASSEMBLY (1 required per assembly) THE ENCLOSED ASSEMBLY CONTAINS 4 KEYSTONE PISTON RINGS AS SHOWN IN FIGURE #2. |
  |
|
39-18514A 4 - Ring Kit -4- Std [ More info ]
|
| #22 | 40-42202 | LOCK RING (4 required per assembly) |
|
|
40-42202 - Lock Ring - Priced Individually [ More info ]
|
| #23 | 41373A 1 | LINER ASSEMBLY, MAIN BEARING (1 required per assembly) |
  |
|
41373A 1 - Bearing Kit [ More info ]
|
| #24 | 26-818901 | SEAL, MAIN BEARING (1 required per assembly) |
|
|
26-818901 - Seal [ More info ]
|
| #- | 12893A87 | POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (6) (USE WITH WMC-20/20A CARB.) |
|
|
12893A87 - 12893A87 - POWERHEAD ASSEMBL O [ More info ] Unavailable Replaced by -12893A92 |
|
|
12893A92 - 12893A92 - POWERHEAD ASSEMBL O [ More info ] Unavailable Replaced by -12893A97 |
|
|
12893A97 - 12893A97 - POWERHEAD ASSEMBL O [ More info ] Unavailable Replaced by -12893T97 |
  |
|
12893T97 - POWERHEAD ASSEMBL O NLA [ More info ] Unavailable |
| #- | 12893A92 | POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (6) (USE WITH WMC-20B CARB.) |
| #- | 811686A92 | POWERHEAD ASSEMBLY, COMPLETE (1 required per assembly) (6/8/9.9) |
|
|
811686A92 - 811686A92 - POWERHEAD ASSEMBL O [ More info ] Unavailable Replaced by -811686A97 |
|
|
811686A97 - 811686A97 - POWERHEAD ASSEMBL O [ More info ] Unavailable Replaced by -811686T97 |
|
|
811686T97 - POWERHEAD ASSEMBL O NLA [ More info ] Unavailable |
