Parts for 454 Mag. Bravo (Gen. V) GM 454 V-8 7.4L (454 Cu In) V8 GM MerCruiser Engines - Gas Crankshaft Pistons, & Connecting Rods
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 850477T | PISTON ASSEMBLY (STANDARD) (8 required per assembly) — Replaces: 827653, 850477 |
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737-850477T - Piston Kit-STD,NLA [ More info ] Unavailable |
| #1 | 827654 | PISTON ASSEMBLY (.030 O.S.) (AR required per assembly) |
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737-827654 - Piston Kit -.030, NLA [ More info ] Unavailable |
| #2 | 827651T | RING PISTON (STANDARD) (8 required per assembly) — Replaces: 827651 |
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39-827651T - Rings - Standard [ More info ]
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| #2 | 850447 | RING PISTON (.030 O.S.) (AR required per assembly) — Replaces: 827652 |
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39-850447 - Rings - .030 [ More info ] Unavailable |
| #5 | 843378 | PIN DOWEL (1/4" DIA.) (1 required per assembly) — Replaces: 35312 |
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17-843378 - Pin, Dowel (.250) [ More info ]
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| #6 | 811554 | SEAL (1 required per assembly) |
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26-811554 - Seal [ More info ]
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| #7 | 843374T1 | FLYWHEEL (1 required per assembly) — Replaces: 811561 |
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230-843374T 1 - Flywheel [ More info ]
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| #8 | 845757 | SCREW (6 required per assembly) — Replaces: 49845 |
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10-845757 - Screw [ More info ]
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10-8M0214958 - Flywheel MOUNTING SCREW ZZ [ More info ]
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| #9 | 8M0098795 | COUPLER ASSY (1 required per assembly) — Replaces: 18311A17, 861523A9 |
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8M0098795 - Coupler Assembly [ More info ]
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| #10 | 8M0204643 | SCREW (6 required per assembly) — Replaces: 14883 |
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10-8M0204643 - SCREW [ More info ] Unavailable |
| #11 | 20572 | WASHER (.390 X .750 X .093) (6 required per assembly) |
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12-20572 - Washer, (.390 X .750 X .093) [ More info ]
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| #12 | 8M0169590 | FITTING (2 required per assembly) — Replaces: 49099 |
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22-8M0169590 - FITTING [ More info ] Unavailable |
| #13 | 8M0084554 | CONN ROD ASSY (8 required per assembly) — Replaces: 9641, 9641T |
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6148M0084554 - Connecting Rod Assembly [ More info ]
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| #14 | 19234 | SCREW (.437-20) (16 required per assembly) |
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10-19234 - Screw [ More info ]
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| #15 | 58056 | NUT (16 required per assembly) |
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11-58056 - Nut-conn Rod Cap Bolt (.437-20)NLA [ More info ]
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| #16 | 85726001 | BEARING SET CONN ROD - STANDARD (STANDARD) (8 required per assembly) — Replaces: 85726 |
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23-85726001 - Bearing Set - Std [ More info ]
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| #16 | 85727 | BEARING SET CONNECTING ROD - (.001 UNDERSIZE) (PAIR - .001 USA) (AR required per assembly) |
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23-85727 - Bearing Set - .001 Us [ More info ] Unavailable |
| #16 | 85728 | BEARING SET CONNECTING ROD - (.002 UNDERSIZE) (PAIR - .002 USA) (AR required per assembly) |
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23-85728 - Bearing Set - .002 Us, NLA [ More info ]
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| #16 | 85691 | BEARING SET CONNECTING ROD - (.010 UNDERSIZE) (PAIR - .010 USA) (AR required per assembly) |
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23-85691 - Bearing Set - .010 Us [ More info ]
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| #16 | 85729 | BEARING SET CONNECTING ROD - (.020 UNDERSIZE) (PAIR - .020 USA) (AR required per assembly) |
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23-85729 - Bearing Set - .020 Us [ More info ]
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| #17 | 811552 | CRANKSHAFT (1 required per assembly) |
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429-811552 - CrankShaft [ More info ] Unavailable |
| #18 | 845607 | KEY (1 required per assembly) — Replaces: 811558 |
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| #3/4 | 818473001 | BEARING (STANDARD) (1 required per assembly) — Replaces: 818473 |
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23-818473001 - Bearing Set - Std [ More info ] Unavailable |
| #3/4 | 818474 | BEARING SET MAIN - .001 UNDERSIZE (.001 USA) (AR required per assembly) |
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23-818474 - Bearing Set - .001 Us [ More info ] Unavailable |
| #3/4 | 818475 | BEARING SET MAIN - .002 UNDERSIZE (.002 USA) (AR required per assembly) |
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23-818475 - Bearing Set - .002 Us [ More info ]
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| #3/4 | 818476001 | BEARING SET MAIN - .010 UNDERSIZE (.010 USA) (AR required per assembly) — Replaces: 818476 |
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23-818476001 - Bearing Set - .010 Us [ More info ]
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| #3/4 | 818477 | BEARING SET MAIN - .020 UNDERSIZE (.020 USA) (AR required per assembly) |
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23-818477 - Bearing Set - .020 Us [ More info ]
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