1980 Honda CR80R Reed Valve Systems
- Moto Tassinari®VForce 4R Reed Valve SystemHonda CR80R 1980, VForce 4R Reed Valve System by Moto Tassinari®. The all-new VForce4 is built upon the solid foundation that has made the VForce3 such a success for the last 10 years. While the VForce3 has been continually refined over...Double the reed tip surface over a conventional reed valve designIncreased bottom end, stronger mid-range and longer top-end$186.82