Genuine Volvo Penta sea water pump belt for Volvo Penta MD.-TAMD.-TMD inboard engines.It is found on Volvo Penta Inboard engines: MD22L-B/P-A/P-B TAMD22P/P-A/P-B TMD22P-A/P-B/P-CHis characteristics : Outer perimeter: 520mm Thickness: 17mm The 3580835 ensures optimal performance and durability. Designed for efficiency and longevity. Genuine Product: this item is an original Volvo Penta part supplied by an official distributor.