{"product_id":"beta-2-stroke-power-valve-spring-kit","title":"Beta 2-stroke Power Valve Spring Kit","description":"\u003cp\u003e-Tuning Kit enables changes to power valve opening speed by changing inner spring stiffness\u003cbr\u003e-3 power valve springs; red (soft), yellow (medium), \u0026amp; green (stiff) have different stiffnesses\u003cbr\u003e-A stiffer spring with maximum preload slows opening speed and gives linear delivery; a softer spring with the least preload speeds it up and gives more hit\u003cbr\u003e-Different springs enable a more linear or aggressive power valve opening speed\u003c\/p\u003e\n\u003cp\u003eFits all 2013-on 125\/200\/250\/300 RR 2-strokes \u0026amp; XTrainers. Our resident tester prefers the yellow in his XT; \"Gives it 4-stroke-like power, making the midrange more useable.\" Install instructions can be found here: https:\/\/betausa.com\/product\/accessories\/accessory-instructions\/\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBeta 2-stroke Power Valve Spring Kit\u003c\/strong\u003e\u003cbr\u003eBeta Original Parts\u003c\/p\u003e","brand":"Beta","offers":[{"title":"Default Title","offer_id":48882649596098,"sku":"ena1789808355215","price":10.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/6284\/4354\/files\/beta-2-stroke-power-valve-spring-kit_1.jpg?v=1789808359","url":"https:\/\/rhinecutclad.shop\/products\/beta-2-stroke-power-valve-spring-kit","provider":"My Store","version":"1.0","type":"link"}