{"product_id":"wiseco-v-twin-piston-kit-k1683","title":"Wiseco V-Twin Piston Kit","description":"\u003cp\u003eWiseco K1683 forged piston kit for V-twin motorcycles, engineered from high-silicon aluminum for strength, reduced weight, and improved heat transfer. Precision diamond-turned finish ensures consistent geometry across all cylinder bore types—cast iron, chrome, nikasil, and boron composite.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eForged high-silicon, low-expansion aluminum\u003c\/li\u003e\n  \u003cli\u003eDiamond-turned finish from CNC turning centers\u003c\/li\u003e\n  \u003cli\u003eCompatible with cast iron, chrome, nikasil, and boron composite cylinders\u003c\/li\u003e\n  \u003cli\u003eAvailable in oversize options for cylinder sleeve applications\u003c\/li\u003e\n  \u003cli\u003eState-of-the-art computerized manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Wiseco\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e K1683\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 9 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.21 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models. Oversize options available for resleeved cylinders.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat cylinder types will these pistons work with?\u003c\/h3\u003e\n\u003cp\u003eWiseco pistons are compatible with cast iron, chrome, nikasil, and boron composite cylinder bores without issue.\u003c\/p\u003e\n\u003ch3\u003eCan I use these in a bored-over engine?\u003c\/h3\u003e\n\u003cp\u003eYes. Wiseco offers oversize piston options. For resleeved cylinders, confirm your sleeve material and bore size match the piston specification.\u003c\/p\u003e\n\u003ch3\u003eWhy are Wiseco pistons forged instead of cast?\u003c\/h3\u003e\n\u003cp\u003eForged aluminum offers superior strength, lower weight, and better heat transfer than cast pistons—extending engine life and improving performance.\u003c\/p\u003e\n\u003ch3\u003eDo these require break-in or special installation?\u003c\/h3\u003e\n\u003cp\u003eFollow your engine builder's or manufacturer's installation procedures. Proper ring gap and clearance setup are critical for longevity.\u003c\/p\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53035619582063,"sku":"K1683","price":447.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_c83b461c-0597-44ee-b817-8979e63ab0fd.png?v=1779562688","url":"https:\/\/vtwinbikers.com\/products\/wiseco-v-twin-piston-kit-k1683","provider":"Vtwinbikers","version":"1.0","type":"link"}