{"product_id":"keith-black-11-2259-80-inch-evolution-piston-kit-010-for-harley-davidson-fxr","title":"Keith Black 11 2259 80 Inch Evolution Piston Kit Oversize 010 For Harley FXR","description":"\u003cdiv\u003e\n\u003ch1\u003eKeith Black 11-2259 80 Inch Evolution Piston Kit.010 Oversize for Harley FXR\u003c\/h1\u003e\n\u003cp\u003eUpgrade your Harley Davidson FXR with the Keith Black 11-2259 80 Inch Evolution Piston Kit. The pistons are.010 oversize for a 3.498-inch bore and come with rings. Compression ratio is listed as 9.6:1, designed for a balance of performance and efficiency.\u003c\/p\u003e\n\u003cp\u003eCrafted from hypereutectic alloy and cast in a permanent steel mold, these pistons emphasize durability and consistent quality. The alloy’s low heat transfer helps keep piston skirts cooler, reducing expansion and extending longevity under high-performance use.\u003c\/p\u003e\n\u003cp\u003eFitment and scope: Designed to fit Harley Davidson FXR models from 1984 to 1998, with compatibility also listed for related models in the same era. Specific model years covered include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFXR: 1984–1998\u003c\/li\u003e\n\u003cli\u003eFLST: 1986–1998\u003c\/li\u003e\n\u003cli\u003eFLT: 1984–1998\u003c\/li\u003e\n\u003cli\u003eFXD: 1991–1998\u003c\/li\u003e\n\u003cli\u003eFXST: 1984–1998\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePart number KB305.010. This kit is described as an 80 Inch Evolution piston kit, intended for a.010 oversize build on a 3.498-inch bore.\u003c\/p\u003eKeith Black piston set.010 oversize and is for a 3.498 inch bore. Piston set has a compression ratio of 9.6:1 and includes rings.\n\u003cp\u003eUpgrade your Harley Davidson FXR engine with the Keith Black 11-2259 80 Inch Evolution Piston Kit. Crafted from hypereutectic alloy, these pistons are cast in a permanent steel mold to ensure durability and optimal performance. The kit features pistons that are.010 oversize, designed to fit a 3.498-inch bore, with a compression ratio of 9.5:1. The low heat transfer properties of the alloy help keep the piston skirts cool, minimizing expansion and enhancing longevity. This design promotes better power output and fuel efficiency, making it an excellent choice for performance enthusiasts looking to maximize their engine's potential.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eMaterial: Hypereutectic alloy with low heat transfer to reduce piston skirt temperatures\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eDesign:.010 oversize pistons for a 3.498-inch bore, optimized for high performance\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompression Ratio: 9.5:1 for a balance of power and efficiency\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eConstruction: Cast in a durable steel mold for consistent quality and strength\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eApplication: Fits Harley Davidson FXR models from 1984 to 1993\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson FLST 1986\u003cbr\u003e\nHarley Davidson FLST 1987\u003cbr\u003e\nHarley Davidson FLST 1988\u003cbr\u003e\nHarley Davidson FLST 1989\u003cbr\u003e\nHarley Davidson FLST 1990\u003cbr\u003e\nHarley Davidson FLST 1991\u003cbr\u003e\nHarley Davidson FLST 1992\u003cbr\u003e\nHarley Davidson FLST 1993\u003cbr\u003e\nHarley Davidson FLST 1994\u003cbr\u003e\nHarley Davidson FLST 1995\u003cbr\u003e\nHarley Davidson FLST 1996\u003cbr\u003e\nHarley Davidson FLST 1997\u003cbr\u003e\nHarley Davidson FLST 1998\u003cbr\u003e\nHarley Davidson FLT 1984\u003cbr\u003e\nHarley Davidson FLT 1985\u003cbr\u003e\nHarley Davidson FLT 1986\u003cbr\u003e\nHarley Davidson FLT 1987\u003cbr\u003e\nHarley Davidson FLT 1988\u003cbr\u003e\nHarley Davidson FLT 1989\u003cbr\u003e\nHarley Davidson FLT 1990\u003cbr\u003e\nHarley Davidson FLT 1991\u003cbr\u003e\nHarley Davidson FLT 1992\u003cbr\u003e\nHarley Davidson FLT 1993\u003cbr\u003e\nHarley Davidson FLT 1994\u003cbr\u003e\nHarley Davidson FLT 1995\u003cbr\u003e\nHarley Davidson FLT 1996\u003cbr\u003e\nHarley Davidson FLT 1997\u003cbr\u003e\nHarley Davidson FLT 1998\u003cbr\u003e\nHarley Davidson FXD 1991\u003cbr\u003e\nHarley Davidson FXD 1992\u003cbr\u003e\nHarley Davidson FXD 1993\u003cbr\u003e\nHarley Davidson FXD 1994\u003cbr\u003e\nHarley Davidson FXD 1995\u003cbr\u003e\nHarley Davidson FXD 1996\u003cbr\u003e\nHarley Davidson FXD 1997\u003cbr\u003e\nHarley Davidson FXD 1998\u003cbr\u003e\nHarley Davidson FXR 1984\u003cbr\u003e\nHarley Davidson FXR 1985\u003cbr\u003e\nHarley Davidson FXR 1986\u003cbr\u003e\nHarley Davidson FXR 1987\u003cbr\u003e\nHarley Davidson FXR 1988\u003cbr\u003e\nHarley Davidson FXR 1989\u003cbr\u003e\nHarley Davidson FXR 1990\u003cbr\u003e\nHarley Davidson FXR 1991\u003cbr\u003e\nHarley Davidson FXR 1992\u003cbr\u003e\nHarley Davidson FXR 1993\u003cbr\u003e\nHarley Davidson FXR 1994\u003cbr\u003e\nHarley Davidson FXST 1984\u003cbr\u003e\nHarley Davidson FXST 1985\u003cbr\u003e\nHarley Davidson FXST 1986\u003cbr\u003e\nHarley Davidson FXST 1987\u003cbr\u003e\nHarley Davidson FXST 1988\u003cbr\u003e\nHarley Davidson FXST 1989\u003cbr\u003e\nHarley Davidson FXST 1990\u003cbr\u003e\nHarley Davidson FXST 1991\u003cbr\u003e\nHarley Davidson FXST 1992\u003cbr\u003e\nHarley Davidson FXST 1993\u003cbr\u003e\nHarley Davidson FXST 1994\u003cbr\u003e\nHarley Davidson FXST 1995\u003cbr\u003e\nHarley Davidson FXST 1996\u003cbr\u003e\nHarley Davidson FXST 1997\u003cbr\u003e\nHarley Davidson FXST 1998\u003c\/div\u003e","brand":"Keith Black","offers":[{"title":"Default Title","offer_id":44653074317354,"sku":"11-2259","price":213.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/11-2259.jpg?v=1785884778","url":"https:\/\/atticusgoods.com\/products\/keith-black-11-2259-80-inch-evolution-piston-kit-010-for-harley-davidson-fxr","provider":"Atticus Goods","version":"1.0","type":"link"}