This O-ring is installed between the impeller pump, also known as the seawater pump, and the engine. It provides a watertight seal between the pump and the engine. A worn, flattened, or damaged O-ring may cause oil leaks around the pump connection. We recommend replacing the O-ring whenever the impeller pump is removed. Suitable for Volvo Penta D2 series Volvo Penta MD2030 Volvo Penta MD2040 Always compare the part number with your existing part before ordering. Volvo Penta Part Number 3580380 Product Details Product type: O-ring Application: Impeller pump / seawater pump Installation position: Between the impeller pump and the engine Quantity: 1 piece
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