Mercury - Quicksilver Sterndrive Transom Seal Repair Kit For MerCruiser R, MR & Alpha One Drives 803098T1. Overview. If you've pulled your MerCruiser drive before, you already know how important good seals and bellows are. The Mercury Marine 803098T1 Quicksilver Transom Seal Repair Kit gives you everything you need to reseal your transom the right way - hoses, seals, gaskets, bellows, and clamps, all built to Mercury's exact standards. Made for MerCruiser R, MR, and Alpha One sterndrives with ex