{"product_id":"honda-grom-top-end-rebuild-kit-2022-oem-high-compression-piston-options","title":"Honda Grom Top End Rebuild Kit (2022+) – OEM \u0026 High Compression Piston Options","description":"\u003ch2\u003eHonda Grom Top End Rebuild Kit (2022+)\u003c\/h2\u003e\u003cp\u003eRestore your Honda Grom's engine to peak performance with this complete top end rebuild kit. Whether you're refreshing a worn motor or building a stronger foundation for performance upgrades, this kit includes every OEM Honda part you need to get the job done right — no hunting for individual components.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCylinder\u003c\/li\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\u003eOptional Upgrade: DHmotoring High Compression Piston\u003c\/h3\u003e\u003cp\u003eTake your Grom further with the DHmotoring high compression piston upgrade. Designed to extract more power from your 125cc engine, this option pairs perfectly with an ECU flash or standalone ECU for a complete performance build. Note: high compression piston requires additional tuning — see our \u003ca href=\"https:\/\/howlingmoto.com\/products\/dhm-performance-ecu-flash-for-the-2022-honda-grom-monkey\" title=\"DHM ECU Flash\"\u003eDHM ECU Flash\u003c\/a\u003e or \u003ca href=\"https:\/\/howlingmoto.com\/products\/aracer-rcmini-x-engine-management-ecu-honda-grom-125cc-2022\" target=\"_blank\" title=\"Aracer Mini X ECU\" rel=\"noopener noreferrer\"\u003eAracer Mini X ECU\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e2022+ Honda Grom (JC92)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Howling Moto","offers":[{"title":"OEM Piston","offer_id":43379528532209,"sku":"","price":152.87,"currency_code":"USD","in_stock":false},{"title":"DHmotoring High Compression Piston","offer_id":43379528564977,"sku":"555555","price":214.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/products\/howling-moto-oem-piston-2022-honda-grom-oem-stock-top-end-rebuild-kit-28532209-30599050461425.jpg?v=1773628869","url":"https:\/\/howlingmoto.com\/products\/honda-grom-top-end-rebuild-kit-2022-oem-high-compression-piston-options","provider":"Howling Moto","version":"1.0","type":"link"}