Belt Tensioner Plates For BBC/Arias Are Vital Components That Help Maintain The Correct Tension In The Engine’s Drive Belts. These Belts Are Responsible For Transferring Power From The Engine To Various Accessories And Systems, Including The Alternator, Water Pump, And Air Conditioning Compressor. Proper Tension Is Crucial To Ensure That These Accessories Function Correctly And Efficiently. A Well-Designed Tensioner Plate Helps Keep The Belt At The Optimal Tension, Reducing Slippage And Wear.