Parts for MerCruiser 470 (2 Barrel.) Mercury 224 I / L4 1976-1979 Exhaust Manifold Assembly & Exhaust Elbow Assembly
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| # | 27-74264A 1 | ENGINE GASKET SET (1 required per assembly) |
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27-74264A 1 - Engine Gasket Set [ More info ] Unavailable |
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27-74830A 1 - Engine Gasket Set [ More info ]
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27-74830A 3 - Engine Gasket Set [ More info ] Unavailable |
| #1 | 71527A 8 | EXHAUST MANIFOLD ASSEMBLY (1 required per assembly) |
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71527A 8 - Manifold [ More info ] Unavailable |
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71527A 9 - Manifold [ More info ] Unavailable |
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71527A17 - Manifold 470 [ More info ] Unavailable |
| #2 | 22-33198 | PLUG, CORE (3/4-14) (3 required per assembly) |
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22-33198 - Plug [ More info ] Unavailable |
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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 | PLUG, DRAIN (1/4-18NPTE (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, EXHAUST MANIFOLD TO ELBOW (1 3/4") (4 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 | 16-71494 | STUD, EXHAUST MANIFOLD TO HEAD (6") (1 required per assembly) |
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16-71494 - Stud, NLA [ More info ] Unavailable |
| #5 | 16-77958 | STUD, EXHAUST MANIFOLD TO HEAD (6 1/2") (1 required per assembly) |
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16-77958 - Stud, NLA [ More info ] Unavailable |
| #6 | 10-36355 | SCREW, EXHAUST MANIFOLD TO HEAD (5 1/4") (6 required per assembly) |
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10-36355 - Screw, NLA [ More info ] Unavailable |
| #7 | 13-35048 | LOCKWASHER, EXHAUST MANIFOLD ATTACHING (8 required per assembly) |
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13-35048 - LockWasher - Priced Individually [ More info ]
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| #8 | 11-32219 | NUT, EXHAUST MANIFOLD ATTACHING STUD (2 required per assembly) |
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11-32219 - Nut (3/8-16) [ More info ]
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| #9 | 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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| #10 | 71943 | END CAP, REAR (1 required per assembly) |
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71943 - End Cap, NLA [ More info ] Unavailable |
| #11 | 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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| #12 | 10-24234 | SCREW, END CAP TO EXHAUST MANIFOLD (1") (3 required per assembly) |
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10-24234 - Screw - Priced Individually [ More info ] Unavailable |
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10-35386 - Screw - Priced Individually [ More info ]
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| #13 | 10-20362 | SCREW, END CAP TO EXHAUST MANIFOLD (1 1/2") (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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| #14 | 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 |
| #15 | 74009 | THERMOSTATE HOUSING (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 |
| #16 | 22-32803 | PLUG, 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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| #17 | 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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| #19 | 10-74822 | SCREW, THERMOSTAT HOUSING TO EXHAUST MANIFOLD (3 1/2") (4 required per assembly) |
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10-74822 - Screw [ More info ]
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| #20 | 12-36533 | WASHER, COPPER - THERMOSTAT HOUSING ATTACHING SCREW (4 required per assembly) |
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12-36533 - Washer [ More info ]
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| #21 | 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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| #22 | 27-74830 | GASKET, THERMOSTAT HOUSING TO RESORVOIR (1 required per assembly) |
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27-74830 - Thermostat Housing To Reservoir Gasket [ More info ]
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| #23 | 74144 | RESERVOIR (1 required per assembly) |
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74144 - Reservoir [ More info ] Unavailable |
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74144A 2 - Reservoir, NLA [ More info ] Unavailable |
| #24 | 10-74826 | SCREW, RESERVOIR TO THERMOSTAT HOUSING (4") (2 required per assembly) |
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10-74826 - Screw, NLA [ More info ]
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| #25 | 10-53016 | SCREW, RESERVOIR TO THERMOSTAT HOUSING (1 1/4") (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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| #26 | 13-39107 | LOCKWASHER, RESERVOIR ATTACHING SCREW (4 required per assembly) |
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13-39107 - LockWasher - Priced Individually [ More info ]
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| #27 | 12-53705 | WASHER, RESERVOIR ATTACHING SCREW (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 |
| #28 | 25-45257 | "O" RING, 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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| #29 | 22-58471 | BASE, FILLER HOLE (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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| #30 | 27-71614 | GASKET, FILLER HOLE CAP (1 required per assembly) |
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27-71614 - Cap Gasket [ More info ]
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| #31 | 36-55143 | CAP, FILLER 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 |
| #32 | 22-74033 | ELBWO, OVERFLOW (1 required per assembly) |
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22-74033 - Elbow, NLA [ More info ]
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| #33 | 22-76170 | FITTING, RESEROIR BY-PASS (1 required per assembly) |
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22-76170 - Fitting, NLA [ More info ]
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| #34 | 54-64235 1 | CLAMP, HOSE TO VALVE COVER (1 required per assembly) |
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54-64235 1 - Clip - Priced Individually [ More info ] Unavailable |
| #35 | 32-75182 | HOSE, BY-PASS-RESERVOIR TO REAR END CAP (1 required per assembly) |
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32-75182 - Hose - Bypass Reservoir To Rear End Cap [ More info ] Unavailable |
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32-89713 - Hose [ More info ] Unavailable |
| #36 | 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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| #37 | 60426A 1 | EXHAUST ELBOW ASSEMBLY (1 required per assembly) SERIAL 00000000-04625579 |
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60426A 1 - Elbow [ More info ] Unavailable |
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76351A 1 - Elbow [ More info ] Unavailable |
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76351A 2 - Elbow Assembly [ More info ] Unavailable |
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76351A04 - Exhaust Elbow [ More info ]
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MC-20-76351 - MerCruiser Exhaust Elbow/Riser [ More info ]
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MC-20-60426 - MerCruiser Exhaust Elbow/riser [ More info ]
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| #37 | 76325A 2 | EXHAUST ELBOW ASSEMBLY (1 required per assembly) SERIAL 04625580-09999999 |
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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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| #39 | 22-32802 | PLUG, PIPE (1/8-27 NPT) (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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| #40 | 22-36305 | ELBOW, 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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| #41 | 32-58616A 1 | WATER SEPARATION TUBE ASSEMBLY (1 required per assembly) SERIAL 00000000-04625579 |
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32-58616A 1 - Tube Assembly [ More info ] Unavailable |
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32-58616A 2 - Tubing [ More info ]
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| #42 | 10-47828 | SCEW, WATER SEPARATION TUBE ATTACHING (3 required per assembly) SERIAL 00000000-04625579 |
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10-47828 - Screw, NLA [ More info ]
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| #43 | 13-37459 | LOCKWASHER, ELBOW TO MANIFOLD ATTACHING (4 required per assembly) |
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13-37459 - LockWasher , Priced Individually [ More info ] Unavailable |
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| #44 | 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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| #45 | 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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| #46 | 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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| #47 | 10-72094 | SCREW, EXHAUST MANIFOLD TO ELBOW (2 required per assembly) SERIAL 04625580-09999999 |
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10-72094 - Screw [ More info ]
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