Island relating to the duties and responsibilities of the Director for the waters of the state, and in. accordance with the requirements of Chapter 42-35, Administrative Procedures Act. Rule 3. - SUPERSEDED RULES. Upon adoption, these rules and regulations will supersede Water Quality Regulations for Water Pollution.
Using low octane fuel in a high octane engine will result in severely reduced performance because the engine will attempt to adjust to the lower octane gasoline. In extreme cases, or with prolonged use of low octane gasoline in these engines, pinging or pre-detonation can occur and can eventually destroy your engine.
High-octane fuels have been shown to be the most effective fuel for these types of engines, and some experts have suggested that higher octane gasoline could be beneficial in existing engines as well.