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Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs)Valves are constructed of Tensilite Titanium and Black Diamond Stainless Steel...

Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs)Valves are constructed of Tensilite Titanium and Black Diamond Stainless Steel...

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Contact surfaces designed for improved sealingHigh-temperature Viton? and PTFE materialsImproved tolerance over OEM100% quality controlledKits include one full set of intake and exhaust sealsMade in the USA Honda -- CRF450X -- (2010, 2006, 2005, 2011,...

Contact surfaces designed for improved sealingHigh-temperature Viton? and PTFE materialsImproved tolerance over OEM100% quality controlledKits include one full set of intake and exhaust sealsMade in the USA Honda -- CRF450R -- (2010, 2011, 2009, 2012)

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Stainless steel conversion kits include only what?s needed to convert your head to the long-life stainless steel Black Diamond intake valvesExtend the life of the valve train and intake components by as much as 4x over the OEM titanium partsValves are...

Contact surfaces designed for improved sealingHigh-temperature Viton? and PTFE materialsImproved tolerance over OEM100% quality controlledKits include one full set of intake and exhaust sealsMade in the USA Honda -- TRX450ER -- (2013, 2006, 2014, 2007,...