- Mercury MerCuiser GM Small Block V-8 Exhaust Manifold Mounting Kit
- Use With:
- 18-1950-1 Manifold
- 18-1951-1 Manifold
- 18-1953-2, 18-1953-1 Manifold
- For use with:
- MerCruiser GM Small Block V-8 305-350 cu. in. (models 198, 200, 228, 230, 260 & 898)
- Manufacturer: Sierra
- Model Number: Mounting Kit
- Part Number: 18-8520