{"product_id":"tk-01-03-0128","title":"Super Head 4-Valve (+R) Version-Up Kit for 12V Monkey (for 88cc\/H･V･VAS Cylinder)","description":"Compared to Takegawa's Super Head +R with large-diameter 2-valve, this design has two intake valves and two exhaust valves, which further increases the valve curtain area, allowing for higher intake and exhaust efficiency than large-diameter 2-valve engines.\u003cbr\u003e\nAdditionally, the cylinder head shape is designed to balance the center plug, valve angle, combustion chamber shape, and port shape that accompany the 4-valve conversion, enabling high output and achieving the sustainable power characteristics at high RPMs that are a major feature of the Super Head.\u003cbr\u003e\nIncludes Super Head 4V+R head kit, camshaft, piston kit, and gasket set.\u003cbr\u003e\nCompatible models: 12V Monkey Gorilla (Z50J-2000001 \/ AB27-10000011899999)\u003cbr\u003e\n● For vehicles equipped with Takegawa's big bore kit or bore and stroke up kit.\u003cbr\u003e\n*The image is for illustrative purposes only, and the design and specifications of the products shown are subject to change without notice. Please be aware of this.","brand":"スペシャルパーツ武川(SPECIAL PARTS TAKEGAWA)","offers":[{"title":"Default Title","offer_id":45581701480683,"sku":"tk-01-03-0128","price":130862.0,"currency_code":"JPY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1021\/9499\/files\/tk-01-03-0128.jpg?v=1719895830","url":"https:\/\/bikeman.jp\/en\/products\/tk-01-03-0128","provider":"バイクマン","version":"1.0","type":"link"}