{"product_id":"kb-pistons-kb542lca-010-super-duty-pistons-4-125-inch-bore-m8-114-117-to-120-010","title":"KB PISTONS KB542LCA.010 Super Duty Pistons, 4.125-Inch Bore, M8 114\/117 to 120, +.010","description":"\u003cp\u003eKB PISTONS KB542LCA.010 Super Duty pistons feature a 4.125-inch bore and are designed for M8 114\/117 to 120 applications with a +.010 configuration. The pistons have a flat top, 1.2cc volume, and a 1.083-inch compression height. Valve pockets are sized to accommodate 1mm oversize valves.\u003c\/p\u003e\u003cp\u003eEach piston includes an anodized top ring groove and crown, along with a Line2Line Abradable skirt coating applied to a .003-inch total thickness. This coating provides a zero initial fit that allows honing for a tight, quiet running clearance. Additional construction features include forced wrist pin oiling and round wire locks.\u003c\/p\u003e\u003cp\u003eThe ring package includes premium Hastings 1.2mm, 1.2mm, and 3.0mm rings, with a Steel Nitride top ring and Ductile Napier second ring. All rings, wrist pins, and wrist pin locks are included. Pistons are sold as a pair. Part number KB542LCA.010.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBore: 4.125 inches\u003c\/li\u003e\n\u003cli\u003eApplication: M8 114\/117 to 120, +.010 configuration\u003c\/li\u003e\n\u003cli\u003eTop design: Flat top with 1.2cc volume\u003c\/li\u003e\n\u003cli\u003eCompression height: 1.083 inches\u003c\/li\u003e\n\u003cli\u003eValve pockets: Sized to accommodate 1mm oversize valves\u003c\/li\u003e\n\u003cli\u003eCrown and groove: Anodized top ring groove and crown\u003c\/li\u003e\n\u003cli\u003eSkirt coating: .003-inch Line2Line Abradable coating for zero initial fit and tight, quiet running clearance\u003c\/li\u003e\n\u003cli\u003eRing package: Premium Hastings 1.2mm, 1.2mm, and 3.0mm rings\u003c\/li\u003e\n\u003cli\u003eTop ring: Steel Nitride construction\u003c\/li\u003e\n\u003cli\u003eSecond ring: Ductile Napier design\u003c\/li\u003e\n\u003cli\u003eWrist pin oiling: Forced oiling\u003c\/li\u003e\n\u003cli\u003eLocks: Round wire locks\u003c\/li\u003e\n\u003cli\u003eIncluded: Rings, wrist pins, and wrist pin locks\u003c\/li\u003e\n\u003cli\u003eQuantity: Pistons sold as a pair\u003c\/li\u003e\n\u003cli\u003eBrand: KB PISTONS\u003c\/li\u003e\n\u003cli\u003ePart number: KB542LCA.010\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson FLDE Softail Deluxe  2018\u003cbr\u003e\nHarley Davidson FLDE Softail Deluxe  2019\u003cbr\u003e\nHarley Davidson FLDE Softail Deluxe  2020\u003cbr\u003e\nHarley Davidson FLFB Softail Fat Boy  2018\u003cbr\u003e\nHarley Davidson FLFB Softail Fat Boy  2019\u003cbr\u003e\nHarley Davidson FLFB Softail Fat Boy  2020\u003cbr\u003e\nHarley Davidson FLFBS Softail Fat Boy 114  2018\u003cbr\u003e\nHarley Davidson FLFBS Softail Fat Boy 114  2019\u003cbr\u003e\nHarley Davidson FLFBS Softail Fat Boy 114  2020\u003cbr\u003e\nHarley Davidson FLHC Softail Heritage Classic  2018\u003cbr\u003e\nHarley Davidson FLHC Softail Heritage Classic  2019\u003cbr\u003e\nHarley Davidson FLHC Softail Heritage Classic  2020\u003cbr\u003e\nHarley Davidson FLHCS Softail Heritage Classic 114  2018\u003cbr\u003e\nHarley Davidson FLHCS Softail Heritage Classic 114  2019\u003cbr\u003e\nHarley Davidson FLHCS Softail Heritage Classic 114  2020\u003cbr\u003e\nHarley Davidson FLHR Road King  2017\u003cbr\u003e\nHarley Davidson FLHR Road King  2018\u003cbr\u003e\nHarley Davidson FLHR Road King  2019\u003cbr\u003e\nHarley Davidson FLHR Road King  2020\u003cbr\u003e\nHarley Davidson FLHRXS Road King Special  2018\u003cbr\u003e\nHarley Davidson FLHRXS Road King Special  2019\u003cbr\u003e\nHarley Davidson FLHRXS Road King Special  2020\u003cbr\u003e\nHarley Davidson FLHT Electra Glide  2019\u003cbr\u003e\nHarley Davidson FLHT Electra Glide  2020\u003cbr\u003e\nHarley Davidson FLHTCU Electra Glide Ultra Classic  2017\u003cbr\u003e\nHarley Davidson FLHTCU Electra Glide Ultra Classic  2018\u003cbr\u003e\nHarley Davidson FLHTCU Electra Glide Ultra Classic  2019\u003cbr\u003e\nHarley Davidson FLHTCUTG Tri Glide Ultra Classic  2017\u003cbr\u003e\nHarley Davidson FLHTCUTG Tri Glide Ultra Classic  2018\u003cbr\u003e\nHarley Davidson FLHTCUTG Tri Glide Ultra Classic  2019\u003cbr\u003e\nHarley Davidson FLHTCUTG Tri Glide Ultra Classic  2020\u003cbr\u003e\nHarley Davidson FLHTCUTGSE CVO Tri Glide  2020\u003cbr\u003e\nHarley Davidson FLHTK Electra Glide Ultra Limited  2017\u003cbr\u003e\nHarley Davidson FLHTK Electra Glide Ultra Limited  2018\u003cbr\u003e\nHarley Davidson FLHTK Electra Glide Ultra Limited  2019\u003cbr\u003e\nHarley Davidson FLHTK Electra Glide Ultra Limited  2020\u003cbr\u003e\nHarley Davidson FLHTKL Electra Glide Ultra Limited Low  2018\u003cbr\u003e\nHarley Davidson FLHTKL Electra Glide Ultra Limited Low  2019\u003cbr\u003e\nHarley Davidson FLHTKSE CVO Limited  2017\u003cbr\u003e\nHarley Davidson FLHTKSE CVO Limited  2018\u003cbr\u003e\nHarley Davidson FLHTKSE CVO Limited  2019\u003cbr\u003e\nHarley Davidson FLHTKSE CVO Limited  2020\u003cbr\u003e\nHarley Davidson FLHX Street Glide  2017\u003cbr\u003e\nHarley Davidson FLHX Street Glide  2018\u003cbr\u003e\nHarley Davidson FLHX Street Glide  2019\u003cbr\u003e\nHarley Davidson FLHX Street Glide  2020\u003cbr\u003e\nHarley Davidson FLHXS Street Glide Special  2017\u003cbr\u003e\nHarley Davidson FLHXS Street Glide Special  2018\u003cbr\u003e\nHarley Davidson FLHXS Street Glide Special  2019\u003cbr\u003e\nHarley Davidson FLHXS Street Glide Special  2020\u003cbr\u003e\nHarley Davidson FLHXSE CVO Street Glide  2017\u003cbr\u003e\nHarley Davidson FLHXSE CVO Street Glide  2018\u003cbr\u003e\nHarley Davidson FLHXSE CVO Street Glide  2019\u003cbr\u003e\nHarley Davidson FLHXSE CVO Street Glide  2020\u003cbr\u003e\nHarley Davidson FLRT Freewheeler  2017\u003cbr\u003e\nHarley Davidson FLRT Freewheeler  2018\u003cbr\u003e\nHarley Davidson FLRT Freewheeler  2019\u003cbr\u003e\nHarley Davidson FLRT Freewheeler  2020\u003cbr\u003e\nHarley Davidson FLSB Softail Sport Glide  2018\u003cbr\u003e\nHarley Davidson FLSB Softail Sport Glide  2019\u003cbr\u003e\nHarley Davidson FLSB Softail Sport Glide  2020\u003cbr\u003e\nHarley Davidson FLSL Softail Slim  2018\u003cbr\u003e\nHarley Davidson FLSL Softail Slim  2019\u003cbr\u003e\nHarley Davidson FLSL Softail Slim  2020\u003cbr\u003e\nHarley Davidson FLTR Road Glide  2017\u003cbr\u003e\nHarley Davidson FLTR Road Glide  2018\u003cbr\u003e\nHarley Davidson FLTR Road Glide  2019\u003cbr\u003e\nHarley Davidson FLTR Road Glide  2020\u003cbr\u003e\nHarley Davidson FLTRK Road Glide Limited  2020\u003cbr\u003e\nHarley Davidson FLTRU Road Glide Ultra  2017\u003cbr\u003e\nHarley Davidson FLTRU Road Glide Ultra  2018\u003cbr\u003e\nHarley Davidson FLTRU Road Glide Ultra  2019\u003cbr\u003e\nHarley Davidson FLTRX Road Glide Custom  2020\u003cbr\u003e\nHarley Davidson FLTRXS Road Glide Special  2017\u003cbr\u003e\nHarley Davidson FLTRXS Road Glide Special  2018\u003cbr\u003e\nHarley Davidson FLTRXS Road Glide Special  2019\u003cbr\u003e\nHarley Davidson FLTRXS Road Glide Special  2020\u003cbr\u003e\nHarley Davidson FLTRXSE CVO Road Glide  2018\u003cbr\u003e\nHarley Davidson FLTRXSE CVO Road Glide  2019\u003cbr\u003e\nHarley Davidson FXBB Softail Street Bob  2018\u003cbr\u003e\nHarley Davidson FXBB Softail Street Bob  2019\u003cbr\u003e\nHarley Davidson FXBB Softail Street Bob  2020\u003cbr\u003e\nHarley Davidson FXBR Softail Breakout  2018\u003cbr\u003e\nHarley Davidson FXBR Softail Breakout  2019\u003cbr\u003e\nHarley Davidson FXBRS Softail Breakout 114  2018\u003cbr\u003e\nHarley Davidson FXBRS Softail Breakout 114  2019\u003cbr\u003e\nHarley Davidson FXBRS Softail Breakout 114  2020\u003cbr\u003e\nHarley Davidson FXDR Softail Power Cruiser  2019\u003cbr\u003e\nHarley Davidson FXDRS Softail FXDR 114  2020\u003cbr\u003e\nHarley Davidson FXFB Softail Fat Bob  2018\u003cbr\u003e\nHarley Davidson FXFB Softail Fat Bob  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