{"product_id":"starting-line-products-exhaust-valve-spring-yellow-mpn-14-113","title":"Starting Line Products Exhaust Valve Spring Yellow [MPN: 14-113]","description":"\u003cdiv class=\"wrap-collapsibleMM\"\u003e\n\u003cinput id=\"collapsibleDescriptionMMe33f62f8\" class=\"collapsibleDescriptionMM toggleMM\" type=\"checkbox\"\u003e\u003clabel for=\"collapsibleDescriptionMMe33f62f8\" class=\"lbl-toggleMM\"\u003eProduct Description\u003c\/label\u003e\u003cdiv class=\"collapsible-contentMM\"\u003e\u003cdiv class=\"content-innerMM\"\u003e\u003cp\u003ePolaris exhaust valves open with cylinder pressure.  As you go up in elevation, cylinder pressures are reduced causing exhaust valves to open later than they should or in some cases not at all.  This can cause poor and inconsistent top end horsepower.  Changing to lighter exhaust valve springs allows the exhaust valves to open at the proper time maintaining proper top end horsepower and running consistency\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Starting Line Products","offers":[{"title":"Default Title","offer_id":47129989906619,"sku":"CCP-27-0797","price":41.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/5230\/6875\/files\/95087_0_1.jpg?v=1761760695","url":"https:\/\/motomentum.com\/products\/starting-line-products-exhaust-valve-spring-yellow-mpn-14-113","provider":"Motomentum","version":"1.0","type":"link"}