{"product_id":"wiseco-piston-kit-82-00mm-10-25-1-honda-atc350x-1985-1989","title":"Wiseco Piston Kit 82.00mm 10.25:1 - Honda ATC350X, TRX350 Foreman (1985-1989)","description":"\u003cp\u003e\u003cstrong\u003e82.00mm bore, +1.00 over • 10.25:1 compression\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This is an oversize piston. Your cylinder must be bored to 82.00mm before it will fit. If your cylinder is still standard, order the standard bore version.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e✓ Fits\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e1985-1986 Honda ATC350X\u003c\/li\u003e\n\u003cli\u003e1986-1989 Honda TRX350 Foreman\u003c\/li\u003e\n\u003cli\u003eStock bore and stroke 81 x 68mm • 350.4cc • 10.25:1 compression\u003c\/li\u003e\n\u003cli\u003eThis listing is 82.00mm bore, +1.00 over\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e✓ Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eForged from high-silicon aluminum alloy, not cast, for maximum strength and dependability\u003c\/li\u003e\n\u003cli\u003eForging design and skirt profile shaped to deliver horsepower and torque across the range\u003c\/li\u003e\n\u003cli\u003eHandles heat and detonation far better than the original cast piston\u003c\/li\u003e\n\u003cli\u003eBetter heat transfer out of the crown means longer service life under sustained load\u003c\/li\u003e\n\u003cli\u003eCNC machined for consistent sizing with no variation part to part\u003c\/li\u003e\n\u003cli\u003e10.25:1 compression\u003c\/li\u003e\n\u003cli\u003eUses circlip CW21\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e✓ What's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eForged piston\u003c\/li\u003e\n\u003cli\u003ePiston rings\u003c\/li\u003e\n\u003cli\u003eWrist pin\u003c\/li\u003e\n\u003cli\u003eCirclips\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eShips fast from DuneGoonShop!\u003c\/p\u003e","brand":"Parts Unlimited","offers":[{"title":"Default Title","offer_id":48807011582177,"sku":"4393M08200","price":212.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1219\/2993\/files\/Screenshot2026-07-24064251.png?v=1784900586","url":"https:\/\/dunegoonshop.com\/products\/wiseco-piston-kit-82-00mm-10-25-1-honda-atc350x-1985-1989","provider":"Dune Goons","version":"1.0","type":"link"}