Sierra 18-9031-1 Bellows Adhesive for Marine Drive Systems

The Sierra 18-9031-1 is a specialized adhesive formulated for sealing and bonding bellows in marine stern drive and transom assemblies. This high-performance adhesive creates a waterproof seal between bellows components and their mating surfaces, preventing water intrusion that can damage internal drive components.

Key Features:

• Designed specifically for bellows installation and repair on stern drives
• Creates a flexible, waterproof seal that withstands marine environments
• Compatible with rubber and neoprene bellows materials
• Resists saltwater, freshwater, and petroleum-based fluids
• Direct replacement for Mercury Marine 92-86166 adhesive

This adhesive is essential for proper installation of exhaust bellows, shift cable bellows, and U-joint bellows to prevent costly water damage to your stern drive. Sierra Marine products are engineered to meet or exceed OEM specifications for reliable performance.