The alm dj18j spark plug is suitable for many petrol brush cutters chainsaws garden vacuums grass trimmers hedge trimmers and other small engines fitted with a 10mm plug compares to ac delco cs15t cs44ta cs45tautolite 2956 xst2956bosch hs6e hs8ebrisk u17champion dj8jdenso t20mu t20m u wa20m u stk 6029 stk 6030eyquem 500cjtgeneral motors 5613727 5613086magneti marelli sw5cmega fire se j8dmotorcraft af3nx af5nx stk 103newstar n6cngk bm6f bm7f stk 6221 stk 6421prestolite 14f7n 14f3n