{"product_id":"wiseco-tracker-piston-kit-88-to-95-4-000-stroke-9-5-1-std-k0207ps","title":"Wiseco Tracker 9.5:1 Standard Bore Piston Kit - Harley \u0026 Indian V-Twin","description":"\u003c!-- vt:seo-start --\u003e\n\u003cp style=\"line-height:1.65;\"\u003eThe Wiseco Tracker 9.5:1 Standard Bore Piston Kit is a forged piston kit built for V-twin engines. It features a 9.5:1 compression ratio and a standard bore, making it suitable as a stock replacement or for a mild performance build.\u003c\/p\u003e\n\u003cp style=\"line-height:1.65;\"\u003eEach piston is forged for strength and includes generous valve pockets for use with various cylinder head setups. The skirts carry an ArmorGlide coating that reduces friction, and force-fed pin oiling delivers lubrication to the piston pin under load. Together these features are aimed at reducing friction, improving sealing and extending engine life.\u003c\/p\u003e\n\u003cp style=\"line-height:1.65;\"\u003eThe kit is designed for V-twin motorcycles requiring a 4.000-inch stroke and a 9.5:1 compression ratio in a standard bore. Wiseco part number K0207PS, weighing 2.75 lbs, is a durable option for riders who want reliable power and long service from their V-twin.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor off-road \/ closed-course race use only.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Wiseco\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e K0207PS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 9.5:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore:\u003c\/strong\u003e Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 4.000 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Forged\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkirt Coating:\u003c\/strong\u003e ArmorGlide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin Oiling:\u003c\/strong\u003e Force-fed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.75 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:22px 0 8px;\"\u003eCommon questions\u003c\/h3\u003e\u003cdiv class=\"vt-faq\"\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWhat construction does the Wiseco Tracker piston use?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eEach piston is precision-forged for strength and durability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWhat lubrication and friction features does this kit include?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThe kit uses force-fed pin oiling to lubricate the piston pin under load and an ArmorGlide skirt coating to reduce friction and scuffing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWhat compression ratio and bore is this kit designed for?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThis kit has a 9.5:1 compression ratio and a standard bore, with a 4.000-inch stroke.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What construction does the Wiseco Tracker piston use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each piston is precision-forged for strength and durability.\"}}, {\"@type\": \"Question\", \"name\": \"What lubrication and friction features does this kit include?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The kit uses force-fed pin oiling to lubricate the piston pin under load and an ArmorGlide skirt coating to reduce friction and scuffing.\"}}, {\"@type\": \"Question\", \"name\": \"What compression ratio and bore is this kit designed for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This kit has a 9.5:1 compression ratio and a standard bore, with a 4.000-inch stroke.\"}}]}\u003c\/script\u003e\n\u003c!-- vt:seo-end --\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53035850203247,"sku":"K0207PS","price":322.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/a743-5c818a776c2db_c6e82434-4fe8-46b9-9994-2f8e89f01755.jpg?v=1777529733","url":"https:\/\/vtwinbikers.com\/products\/wiseco-tracker-piston-kit-88-to-95-4-000-stroke-9-5-1-std-k0207ps","provider":"VTWIN BIKERS","version":"1.0","type":"link"}