{"product_id":"dhm-149cc-big-bore-kit-2022-honda-grom","title":"DHM 149cc Big Bore Kit - 2022+ Honda Grom","description":"\u003cp\u003eWider skirt bridges for more squirter clearance\u003cbr\u003eOne additional oil control ring lubrication hole compared to the previous piston\u003cbr\u003eTwo additional piston skirt lubrication holes compared to the previous piston\u003cbr\u003eCompression on pump gas is now 12:1 to reduce detonation when hot\u003cbr\u003eKit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e55mm Forged Piston with ring kit\u003c\/li\u003e\n\u003cli\u003e55mm Sleeved cylinder\u003c\/li\u003e\n\u003cli\u003eBase and head gasket set\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis kit provides a significant horsepower and torque increase across the entire rev range. Expect gains of 30% in the midrange over a bike with intake, exhaust and cam, and double the horsepower of a stock bike at 8500rpm.\u003c\/p\u003e\n\u003cp\u003eECU flash or an aRacer MiniX and AF2 combo will be required for proper installation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.dhmotoring.com\/collections\/2022-engine-performance\/products\/jc92flash?variant=39746091024487\"\u003eECU Flash located HERE\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eRequired supporting mods other than the ECU tuning:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/faster-minis.com\/products\/dhm-s1-camshaft-2022-honda-grom-monkey-dax\"\u003eCamshaft: DHM S1 Camshaft or DHM S1R Camshaft\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/faster-minis.com\/products\/mo-power-honda-grom-monkey-billet-cam-cover-with-crankcase-vent\"\u003eCrankcase Vent: MO Power Vented Cam Cover\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/faster-minis.com\/products\/dhm-5-row-kitaco-oil-cooler-kit-for-the-2022-honda-grom-monkey\"\u003eOil Cooler: Kitaco x DHM Oil Cooler Kit\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/faster-minis.com\/products\/honda-pcx150-injector\"\u003eInjector: PCX150 Injector\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/faster-minis.com\/products\/ngk-cr9e-spark-plug\"\u003eSpark plug: NGK CR9E\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTwo base gaskets included. Use both the OEM Honda base gasket and the grey paper gasket for pump fuel setups, use only the OEM Honda base gasket for race fuel.\u003cbr\u003eOil coolers are required. Keep an eye on oil temps.\u003cbr\u003eAn NGK CR9E spark plug must be used\u003cbr\u003eRing gaps must be set during install, please see the setup sheet for further info.\u003cbr\u003e91 octane is the bare minimum, and 93 is preferred.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"DHM","offers":[{"title":"Default Title","offer_id":45191902822582,"sku":"DHM-149CC-HG","price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2662\/9646\/files\/DHM-149CC-HG.jpg?v=1782321076","url":"https:\/\/faster-minis.com\/products\/dhm-149cc-big-bore-kit-2022-honda-grom","provider":"Faster-Minis","version":"1.0","type":"link"}