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Warranty
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Primer Bulb. For Mercury Marine 30-90 Hp. Replaces Mercury 684311, 816877, 8168771, 8168772, 8168773, and 858763. Premium Quality For Longer Life. Meets or exceeds manufacturer's recommended specifications. Backed by Sierra's limited lifetime warranty.
| Brand | NAPA |
| Primer Bulb Material | Processed Rubber |
| Replaces OEM Name & # | Mercury 858763 |
| VMRS Code | 044000000 |
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