This is a remanufactured 302 5.0L 1980 & up marine engine.Will work with all MerCruiser, OMC, Volvo Penta, Pleasure Craft, Crusader, Chris Craft, Yamaha & more. 1 piece rear main seal 302 Marine ENGINE 1980 to 2017 Ford$2,600.00PriceSize*SelectQuantity*Add to CartDetails Short Block (with no heads) Long Block (with heads)