{"product_id":"honda-grom-oem-top-end-rebuild-kit-2014-2020-oem-high-compression-piston-options","title":"Honda Grom OEM Top End Rebuild Kit (2014–2020) – OEM \u0026 High Compression Piston Options","description":"\u003ch2\u003eHonda Grom OEM Top End Rebuild Kit (2014–2020)\u003c\/h2\u003e\u003cp\u003eEverything you need to restore your Honda Grom’s top end to factory spec — all genuine Honda OEM parts, no hunting for individual components. Whether you’re refreshing a worn engine or building a clean foundation for a performance upgrade, this kit covers the full top end rebuild.\u003c\/p\u003e\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePiston\u003c\/li\u003e\n\u003cli\u003ePiston Pin\u003c\/li\u003e\n\u003cli\u003ePiston Ring Set\u003c\/li\u003e\n\u003cli\u003eTwo Piston Circlips\u003c\/li\u003e\n\u003cli\u003eHead Gasket\u003c\/li\u003e\n\u003cli\u003eCylinder Base Gasket\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Stock Piston (No Cylinder)\u003c\/strong\u003e — Piston kit only; use your existing cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Stock Piston + New OEM Cylinder\u003c\/strong\u003e — Full top end refresh with a new Honda OEM cylinder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDHMotoring High Compression Piston + New OEM Cylinder\u003c\/strong\u003e — Performance upgrade option. Requires additional ECU tuning — see our \u003ca href=\"https:\/\/howlingmoto.com\/products\/dhm-ecu-reflash-for-the-2014-2020-honda-grom-monkey\" title=\"DHM ECU Flash\"\u003eDHM ECU Reflash\u003c\/a\u003e or the \u003ca href=\"https:\/\/howlingmoto.com\/products\/aracer-rcmini-x-engine-management-ecu-honda-grom-monkey-125cc-2014-2021\" target=\"_blank\" title=\"Aracer Mini X ECU\" rel=\"noopener noreferrer\"\u003eAracer Mini X Standalone ECU\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHonda Grom OG (2014–2015)\u003c\/li\u003e\n\u003cli\u003eHonda Grom SF (2017–2020)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Howling Moto","offers":[{"title":"OEM Stock Piston without new OEM Cylinder","offer_id":43863990173937,"sku":"13101-KYZ-900-1","price":82.55,"currency_code":"USD","in_stock":false},{"title":"OEM Stock Piston with new OEM Cylinder","offer_id":43379930824945,"sku":"13101-KYZ-900-2","price":189.19,"currency_code":"USD","in_stock":false},{"title":"DHMotoring High Compression Piston and new OEM Cylinder","offer_id":43379930857713,"sku":"13101-KYZ-900-3","price":226.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/products\/howling-moto-engine-oem-stock-piston-without-new-oem-cylinder-honda-oem-top-end-rebuild-kit-grom-2014-2020-13101-kyz-900-1-90173937-30599363231985.jpg?v=1773628869","url":"https:\/\/howlingmoto.com\/products\/honda-grom-oem-top-end-rebuild-kit-2014-2020-oem-high-compression-piston-options","provider":"Howling Moto","version":"1.0","type":"link"}