2 x genuine ngk bkr5espark plugsreplaces xc92ycdirect replacement for the following modelsariens 21536800ariens 21534100ariens 21531100briggs stratton 491055sbriggs stratton 692051briggs stratton 792015briggs stratton 72347gsbriggs stratton 491055briggs stratton 805015briggs stratton 499608champion rc12ycchampion 71ghusqvarna 531308128john deere m78543 miu11020kohler 1213202skohler 1213202mtd 7593336mountfield 9400 0244 00for briggs stratton engine series300e, 450e, 500e, 550e, 575ex, 550ex eco plus, 625ealso suitable for a number of mountfield ggp engines, including5500 series727m727h827m to 2015827h to 20157750 series1530h1530m1538hsd1538msd1636h1636m1640h727h727m827h827ms461rpd est40h7250 series1228h1328hstiga villa 320hst7500 series1430h1430m14361538h1538mt30mrm45 enginemountfield hp474mountfield sp474mountfield 501hpmountfield s461pdmountfield s461rpdrm55 enginemountfield sp533mountfield sp536mountfield hw511pdmountfield s464pdmountfield al511pdmountfield s461pd esmountfield s461rpd esmountfield s464pdrm65es enginer25v725vhw511pdsp534es463pd es463rpd es483r483r es513pd es553r553r es725mm43pdm63pdm63pd esstiga garden compact evsuitable for the following models300e serieshp185sp185450e seriesmtd46bmtd46bswebb supreme r16hpwebb supreme r16spwebb supreme r18hpwebb supreme r18spmcculloch m40 125mcculloch m46 125mcculloch m46 125wrcobra m40spbstiga multiclip 47sqbhayter spirit 41 619500e seriessnapper nx 40snapper nx 50cobra m46spbcobra mm51bcobra rm40spbcobra t40bwebb supreme r18hwwebb elite rr16masport 350stmasport mulcher 18550e seriesal ko highline 473sp ak119464for john deere models102 105 115 125 135 145 155c 190cd100 d105 d110 d120 d125 d130 d140 d150 d160 d170l100 l108 l110 l111 l118 l120 l130la100 la105 la110 la115 la120 la125 la130 la135 la140 la145 la150 la155 la165 la175lt133 lt150 lt155 lt160 lt166 lt170ltr155 ltr166lx173 lx255 lx266 lx288 briggsgt225 gt235 gt235e briggssst15 sst16 sst18stx30 stx38 stx46x110 x120 x125 x130r x135r x140 x145 x155r x165