Genuine Briggs & Stratton Spark Plug Boot 692076. Item Description Suitable for the following engine models: 300E, 450E, 500E, 550E, 575EX Series 625E ((093J) Series 650EXi, 675EXi, 675iS Series Vanguard 14, 16, 18Hp Series (Models 29x4, 29x7, 30x4, 30x7, 35x4) Vanguard 18, 20, 22, 23Hp Series (Models 35x7, 38x4, 3867)