Spark Plug Boot 5mm Fits Homelite Jacobsen A-55373-A Chainsaws & Trimmers by Rotary $9.99 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Spark Plug PRODUCT DESCRIPTION DESCRIPTION 5MM Spark Plug Boot for Chainsaws & Trimmers. REPLACES OEM HOMELITE/JACOBSEN A-55373-A