Exhaust Seal Repair Kit Transom Bellows 30-803099T1 for Mercruiser Alpha 1 Gen 2 (1983–1990).This kit is designed to replace worn or damaged transom bellows during stern drive rebuilds.It includes components required to seal the transom area on compatible Mercruiser Alpha 1 Gen 2 stern drives manufactured between 1983 and 1990.The kit is constructed from ABS plastic and metal.Color matches the appearance.Package contains 1 Transom Bellows Repair Kit.Dimensions and specifications align with OEM service requirements for the listed application.Light reflection and display settings may cause slight variation between the product image and actual item color.Measurement tolerance is ±1–3 cm. This replacement part is independently produced.All brand references are for compatibility demonstration only.