Front Cover Set for Ford 289-351W V8. Front cover seal diameters are the same for all Ford small blocks but the front cover changed in 1985 to a ‘front load’ type seal as shown in the photo. See p/n 13602R for 1963-84 rear load timing cover seal. Compare to Fel-Pro 2707-1 / 2718. Gasket Thickness: .032″; Package Contents: 1 Set.