Transom Seal Repair Kit – Fits Mercury/MerCruiser Alpha One Gen 1, R, MR (Replaces 30-803097T1) 91HP Always verify your specific model

Always verify your specific model is listed in our compatibility table before ordering

This 130° Thermostat Kit is an aftermarket replacement designed for Mercury/Mariner 30-40 HP

this is a bolt-on kit

You may need to twist them slightly

2GSI 420 4-Stroke 1997–2007 3850559 Volvo Penta DPX385X/DPX415X 385-415 4-Stroke 1997–2007 3850559 Special series MerCruiser 4

Transom Seal Repair Kit – Fits Mercury/MerCruiser Alpha One Gen 1, R, MR (Replaces 30-803097T1) 91HP Always verify your specific modelProduct Details This comprehensive Transom Seal Repair Kit Fits Mercury MerCruiser Alpha One Gen 1, R, MR (1983 1990) (Replaces 30 803097T1) provides all the necessary components to service the bellows and gimbal bearing. It is designed for MerCruiser R, MR, and Alpha One Generation 1 sterndrives manufactured from 1983 to 1990 (Serial Number 6225577 & UP) and Alpha One SS models from 19861989 (Serial Number 0A545004 & UP). This kit serves as a direct