Mercury outboard spare part 8M0142587 (PLUG Lower Relief Muffler). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 175 HP 3.4L V6, 200 HP 3.4L V6 SeaPro, 200 HP 3.4L V6, 200 HP 4.6L V8 Pro XS, 225 HP 3.4L V6, 225 HP 4.6L V8 Pro XS, 225 HP 4.6L V8 SeaPro, 250 HP 4.6L V8 Pro XS, 250 HP 4.6L V8 SeaPro, 250 HP 4.6L V8, 300 HP 4.6L V8 CMS, 300 HP 4.6L V8 Pro XS, 450R HP 4.6L V8 Racing. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 8M0142587 (PLUG Lower Relief Muffler), documented in 13 exploded diagram location(s), across the 4-STROKE-EFI series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 4-STROKE-EFI | 175-hp-3-4l-v6 | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-3-4l-v6 | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-3-4l-v6-seapro | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-4-6l-v8-pro-xs | 2B529482 UP | 40 | 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-3-4l-v6 | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-4-6l-v8-pro-xs | 2B529482 UP | 40 | 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-4-6l-v8-seapro | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8 | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8-pro-xs | 2B529482 UP | 40 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8-seapro | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-cms | 2B529482 UP | 42 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-pro-xs | 2B529482 UP | 40 | 1 | View |
| Mercury 4-STROKE-EFI | 450r-hp-4-6l-v8-racing | 1E083006 THRU 1E099720 | 38 | 1 | View |
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