Parts for MerCruiser 470 MIE Mercury 224 I / L4 1980-1981 Exhaust Manifold & Elbow (MCM)
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 71527A 9 | MANIFOLD ASSEMBLY, Exhaust (1 required per assembly) |
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71527A 9 - Manifold [ More info ] Unavailable |
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71527A17 - Manifold 470 [ More info ] Unavailable |
| #2 | 22-33198A 1 | PLUG, (3/4-14), Core (3 required per assembly) |
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22-33198A 1 - Plug [ More info ] Unavailable |
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22-41622 - Pipe Plug [ More info ] Unavailable |
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22-41622 3 - Pipe Plug [ More info ]
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18-4258 - Pipe Plug, 3/4 x 14 [ More info ]
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| #3 | 22-36382 | FITTING, (.250-18 x .62) Brass, Drain (1 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 | 16-49545 | STUD, (3/8 x 1.75), Manifold to Elbow (2 required per assembly) |
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16-49545 - Stud - Priced Individually [ More info ] Unavailable |
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168M0204664 - STUD Note: Priced Individually [ More info ]
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| #5 | 10-72094 | SCREW, (.375-16 x 3.750), Elbow to Manifold (2 required per assembly) |
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10-72094 - Screw [ More info ]
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| #6 | 16-71494 | STUD, (6 In.), Exhaust Manifold to Head (1 required per assembly) |
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16-71494 - Stud, NLA [ More info ] Unavailable |
| #7 | 16-77958 | STUD, (6.5 In.), Exhaust Manifold to Head (1 required per assembly) |
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16-77958 - Stud, NLA [ More info ] Unavailable |
| #8 | 10-36355 | SCREW, (5.25 In.), Exhaust Manifold to Head (6 required per assembly) |
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10-36355 - Screw, NLA [ More info ] Unavailable |
| #9 | 13-35048 | LOCKWASHER, (.375), Exhaust Manifold Attaching (8 required per assembly) |
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13-35048 - LockWasher - Priced Individually [ More info ]
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| #10 | 11-32219 | NUT, (.375-16), Exhaust Manifold Attaching Stud (2 required per assembly) |
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11-32219 - Nut (3/8-16) [ More info ]
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| #11 | 27-68715 | GASKET, Exhaust Manifold to Head (1 required per assembly) |
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27-68715 - Exhaust Manifold To Head Gasket [ More info ]
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18-0956-1 - Manifold Gasket, 27-68715, 912405 [ More info ]
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| #12 | 71943 | END CAP, Rear (1 required per assembly) |
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71943 - End Cap, NLA [ More info ] Unavailable |
| #13 | 27-48043 | GASKET, End Cap (1 required per assembly) |
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27-48043 - End Cap Gasket [ More info ]
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27-48043 1 - Gasket - Priced Individually [ More info ]
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| #14 | 10-35386 | SCREW, (.312-18 x 1.00), Endcap to Exhaust Manifold (3 required per assembly) |
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10-35386 - Screw - Priced Individually [ More info ]
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| #14 | 10-20362 | SCREW, (.312-18 x 1.50), Endcap to Exhaust Manifold (1 required per assembly) |
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10-20362 - Screw - Priced Individually [ More info ]
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10-73657 - Screw - Priced Individually [ More info ]
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| #15 | 22-75188 | FITTING, End Cap - By-pass Hose (1 required per assembly) |
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22-75188 - Connector [ More info ] Unavailable |
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22-73817 - Connector [ More info ] Unavailable |
| #16 | 74009 | HOUSING, Thermostat (1 required per assembly) |
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74009 - Thermostat [ More info ]
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74009A 6 - Thermostat [ More info ] Unavailable |
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41801T - Housing [ More info ] Unavailable |
| #17 | 22-32803 | PLUG, Pipe (.375-18) Brass, Thermostat Housing (1 required per assembly) |
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228M0180565 - PLUG [ More info ]
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18-4264 - Pipe Plug, 3/8-18 NPT [ More info ]
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| #18 | 75669 | SENDER, Water Temperature (1 required per assembly) |
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75669 - Water Temperature Sender [ More info ] Unavailable |
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15995 - Water Temperature Sender [ More info ]
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| #20 | 10-74822 | SCREW, (.312-18 x 3.500), Thermostat Housing to Exhaust Manifold (4 required per assembly) |
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10-74822 - Screw [ More info ]
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| #21 | 12-36533 | WASHER, (.328 x .562 x .0312) Copper (4 required per assembly) |
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12-36533 - Washer [ More info ]
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| #22 | 76270 | THERMOSTAT (1 required per assembly) |
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76270 - Thermostat, 160 Degrees [ More info ]
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76270T - Thermostat, 160 Degrees [ More info ]
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18-3552 - Thermostat, 160 Degrees, 76270 [ More info ]
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| #23 | 27-74830 | GASKET, Thermostat Housing to Reservoir (1 required per assembly) |
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27-74830 - Thermostat Housing To Reservoir Gasket [ More info ]
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| #24 | 74144A 2 | RESERVOIR ASSEMBLY (1 required per assembly) |
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74144A 2 - Reservoir, NLA [ More info ] Unavailable |
| #25 | 22-74033 | ELBOW, Overflow (1 required per assembly) |
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22-74033 - Elbow, NLA [ More info ]
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| #26 | 22-58471 | BASE, Filler Hole Cap (1 required per assembly) |
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22-58471 - FITTING [ More info ] Unavailable |
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22-13234A 1 - Fitting Kit [ More info ]
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| #27 | 25-45257 | O-RING, (1.489 x .070), Filler Base (1 required per assembly) |
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25-45257 - O-ring, (1.489 X .070), Filler Base [ More info ]
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| #28 | 27-71614 | GASKET, Filler Hole Cap (1 required per assembly) |
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27-71614 - Cap Gasket [ More info ]
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| #29 | 36-55143 | CAP, Pressure, Fille Hole (1 required per assembly) |
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36-55143 - Radiator Cap [ More info ] Unavailable |
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36-55143Q - Radiator Cap - Priced Individually [ More info ] Unavailable |
| #30 | 22-76170 | ELBOW, Reservoir By-pass (1 required per assembly) |
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22-76170 - Fitting, NLA [ More info ]
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| #31 | 54-64235 1 | J CLIP, Hose to Valve Cover (1 required per assembly) |
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54-64235 1 - Clip - Priced Individually [ More info ] Unavailable |
| #32 | 32-89713 | HOSE, By-pass - Reservoir to Rear End Cap (1 required per assembly) |
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32-89713 - Hose [ More info ] Unavailable |
| #33 | 54-75826 | CLAMP, By-pass Hose Attaching (2 required per assembly) |
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54-75826 - Hose Attaching Clamp [ More info ]
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| #34 | 10-74826 | SCREW, (.312-18 x 4.00), Reservoir to Thermostat Housing (2 required per assembly) |
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10-74826 - Screw, NLA [ More info ]
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| #35 | 10-53016 | SCREW, (1.25), Reservoir to Thermostat Housing (2 required per assembly) |
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10-53016 - Screw - Priced Individually [ More info ] Unavailable |
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10-74824 - Screw - Priced Individually [ More info ]
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| #36 | 13-39107 | LOCKWASHER, (.312-24) (4 required per assembly) |
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13-39107 - LockWasher - Priced Individually [ More info ]
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| #37 | 12-53705 | WASHER (4 required per assembly) |
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12-53705 - WASHER Note: Priced Individually [ More info ] Unavailable |
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12-814806 - Washer, (.344 X .688 X .065) Stainless Steel [ More info ]
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12-8M0204690 - WASHER [ More info ] Unavailable |
| #38 | 76325A 2 | ELBOW ASSEMBLY, Exhaust (1 required per assembly) |
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76325A 2 - Elbow Assembly, NLA [ More info ] Unavailable |
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18-1972 - Elbow 76325A2 [ More info ]
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MC-20-76325 - MerCruiser Exhaust Riser [ More info ]
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| #41 | 22-36305 | ELBOW, (90 Degrees), Heat Exchanger Hose (1 required per assembly) |
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22-36305 - Elbow [ More info ] Unavailable |
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22-36305T - Elbow [ More info ]
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18-8216 - Brass Fitting, 22-36305 [ More info ]
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| #42 | 27-52076 | GASKET, Elbow to Manifold (2 required per assembly) |
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27-52076 - Elbow To Manifold Gasket [ More info ] Unavailable |
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27-99777 - Exhaust Adaptor Gasket [ More info ]
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27-99777 1 - GASKET Note: Priced Individually [ More info ] Unavailable |
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27-99777 2 - Gasket - Priced Individually [ More info ]
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27-99777Q02 - Gasket [ More info ]
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| #43 | 55730 | PLATE, Elbow to Manifold (1 required per assembly) |
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MC-20-55730 -MerCruiser Stainless Block Off Plate [ More info ]
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| #44 | 13-37459 | LOCKWASHER, (3/8), Elbow to Manifold Attaching (4 required per assembly) |
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13-37459 - LockWasher , Priced Individually [ More info ] Unavailable |
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| #49 | 11-49838 | NUT, Elbow to Manifold Attaching (4 required per assembly) |
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11-49838 - Nut - Priced Individually [ More info ]
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