Bellows adhesive 86166A1 is for use on all MerCruiser sterndrive universal and exhaust bellows. Follow instructions on the package for best results. See your owner's manual or service manual for specific application and instructions.Product Details Manufacturer part number: 92-86166Q1 For use on all MerCruiser sterndrives to securely seal universal and exhaust bellows Resistant to oil, grease, gasoline and water See your owner's manual or service manual for specific applications and instructions For use on all MerCruiser stern drives to securely seal universal and exhaust bellows Container: 1.5 oz Tube Used when sealing universal bellows and exhaust bellows. Resistant to oil, grease, gasoline and water. NOTE: Clean all surfaces, apply bellows adhesive to bellows, let adhesive dry to touch and then install bellows Bellows Adhesive 86166A1 is for use on all MerCruiser stern drive universal and exhaust bellows. Follow instructions on the package for best results. See your owner's manual or service manual for specific application and instructions.