{"product_id":"kpmi-intake-valve-spring-kit-30-31210-sku-191-41003","title":"KPMI Intake Valve Spring Kit 30-31210, SKU 191-41003","description":"KPMI`s Intake Only Kits have been designed as a stainless steel valve conversion system to replace factory titanium intake valves and components. KPMI’s engineers use our proprietary design and simulation softwares to create these systems. Our design, simulation, and manufacturing processes insure compatibility of the valve spring’s force and natural frequency with the cam profile, the mass of the system, and the engine RPM. Literally thousands of riders have converted to these kits to extend the life of their intake valves.\n\u003cp\u003eThe KPMI Intake Valve Spring Kit, part number 30-31210 and SKU 191-41003, is an intake-only stainless steel valve conversion system designed to replace factory titanium intake valves and components. KPMI developed this system using proprietary design and simulation software to support the relationship between valve spring force, natural frequency, cam profile, system mass, and engine RPM.\u003c\/p\u003e\u003cp\u003eDesigned for select Honda CRF450R applications from 2002 through 2008, this kit provides a conversion option for riders seeking to extend the service life of their intake valves. KPMI states that thousands of riders have converted to these kits. Confirm application details before installation to ensure the kit is appropriate for your motorcycle.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: KPMI\u003c\/li\u003e\n\u003cli\u003ePart Number: 30-31210\u003c\/li\u003e\n\u003cli\u003eSKU: 191-41003\u003c\/li\u003e\n\u003cli\u003eApplication: Intake-only valve conversion system\u003c\/li\u003e\n\u003cli\u003eConstruction: Stainless steel valve system designed to replace factory titanium intake valves and components\u003c\/li\u003e\n\u003cli\u003eEngineering: Designed and simulated to coordinate valve spring force and natural frequency with the cam profile, system mass, and engine RPM\u003c\/li\u003e\n\u003cli\u003eFitment: 2002–2008 Honda CRF450R\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nHonda CRF450R  2002\u003cbr\u003e\nHonda CRF450R  2003\u003cbr\u003e\nHonda CRF450R  2004\u003cbr\u003e\nHonda CRF450R  2005\u003cbr\u003e\nHonda CRF450R  2006\u003cbr\u003e\nHonda CRF450R  2007\u003cbr\u003e\nHonda CRF450R  2008","brand":"KPMI","offers":[{"title":"Default Title","offer_id":44641700249687,"sku":"191-41003","price":270.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/valleyspeed.net\/en-us\/products\/kpmi-intake-valve-spring-kit-30-31210-sku-191-41003","provider":"The Speed Shop Canada","version":"1.0","type":"link"}