Engine
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Namura +1.00mm Top End Kit 8.7:1 NA-40015-4K
Other
$91.18SpecificationsPart: Top End KitSize: 71.95 mmOversize: +1.00 mmPiston Type: CastCompression Ratio: 8.7:1Notes: Dome is NOT machine finished.Product FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a...DS00-8877$91.18 -
Psychic SS Exhaust Valve XU-09504E for Honda XL600R XR600R XR650L 1983-2016
Other
$29.60Fits:MakeModelYearNoteHondaXL600R1983-1987(2 Needed)HondaXR600R1985-2000(2 Needed)HondaXR650L1993-2016(2 Needed)HondaXR650LL1993(2 Needed)Part Notes: Sold individually.Valve DimensionsHead Diameter: 31mmStem Diameter: 6.6mmOverall Length: 104.2mmProduct...DS00-2996$29.60 -
Psychic SS Racing Intake Valve Kit XU-09524IK
Other
$100.26Fits:MakeModelYearGAS GASEC450 F2013-2015YamahaWR450F2003-2015YamahaWR450F Team Yamaha2011-2012YamahaYFZ4502004-2008YamahaYFZ450R2009-2018YamahaYFZ450X2010-2011YamahaYZ450F2003-2009YamahaYZ450F 50th Anniversary2006Part Notes: Includes three intake valves...DS00-3028$100.26 -
Psychic SS Racing Intake Valve Kit XU-09531IK for Suzuki RMZ250 2010-2022
Other
$73.66Fits:MakeModelYearSuzukiRMZ2502010-2022Product FeaturesAll kits include valve(s), spring(s), retainer(s), and seat(s) to do complete replacement of the intake side. All components are manufactured under ISO 9001 certified factories. Nitride coated...DS00-3052$73.66 -
Psychic SS Racing Exhaust Valve XU-09545E for Honda CRF150R RB 2007-2023
Other
$31.12Fits:MakeModelYearHondaCRF150R2007-2023HondaCRF150R Expert2016-2023HondaCRF150RB Expert2007-2009HondaCRF150RB Expert2012-2015HondaCRF150RB Expert2019Part Notes: Sold individually.Product FeaturesSOLD INDIVIDUALLY. Forged, stainless steel, one piece...DS00-3096$31.12 -
Psychic SS Racing Exhaust Valve Kit XU-09536EK for Suzuki RMZ450 2005-2006
Other
$78.22Fits:MakeModelYearSuzukiRMZ4502005-2006Product FeaturesAll kits include valve(s), spring(s), retainer(s), and seat(s) to do complete replacement of the exhaust side. All components are manufactured under ISO 9001 certified factories. Nitride coated...DS00-3071$78.22 -
Psychic SS Racing Intake Valve XU-09545I for Honda CRF150R RB 2007-2023
Other
$28.08Fits:MakeModelYearHondaCRF150R2007-2023HondaCRF150R Expert2016-2023HondaCRF150RB Expert2007-2009HondaCRF150RB Expert2012-2015HondaCRF150RB Expert2019Part Notes: Sold individually.Product FeaturesSOLD INDIVIDUALLY. Forged, stainless steel, one piece...DS00-3099$28.08 -
Namura Std Top End Kit for Polaris Sportsman 450 ACE 500 Ranger 500 17-23
Other
$174.91SpecificationsPart: Top End KitSize: 92.95 mmOversize: StdPiston Type: CastProduct FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon build-up and reflect heat.All...DS00-9213$174.91 -
Psychic SS Racing Intake Valve XU-09548I
Other
$30.36Fits:MakeModelYearBETARR 4002006BETARR 4002008-2009BETARR 4502006BETARR 4502008-2009BETARR 5252006BETARR 5252008-2009HusabergFE450E2004-2008HusabergFE550E2004-2008HusabergFE650E2004-2008HusabergFS650C2005-2008HusabergFS650E2004-2008KTM450...DS00-3105$30.36 -
Psychic SS Racing Intake Valve Kit XU-09553IK for YZ250F FX 14-18 WR250F 15-19
Other
$69.10Fits:MakeModelYearYamahaWR250F2015-2019YamahaYZ250F2014-2018YamahaYZ250F Team Yamaha2014YamahaYZ250FX2015-2018Product FeaturesAll kits include valve(s), spring(s), retainer(s), and seat(s) to do complete replacement of the intake side. All components are...DS00-3126$69.10 -
Namura Forged Std Top End Kit 13.9:1 FX-10053K for Honda CRF250R CRF250RX 18-19
Other
$211.43SpecificationsPart: Top End KitSize: 78.97 mmOversize: StdPiston Type: ForgedCompression Ratio: 13.9:1Product FeaturesForged pistons compared to standard cast pistons, offer superior tensile and yield srength at operating temps, and lower expansion rates...DS00-7945$211.43 -
Namura Forged +0.02mm Top End Kit 13.9:1 FX-10054-CK for CRF250R CRF250RX 20-21
Other
$211.43SpecificationsPart: Top End KitSize: 78.99 mmOversize: +0.02 mmPiston Type: ForgedCompression Ratio: 13.9:1Product FeaturesForged pistons compared to standard cast pistons, offer superior tensile and yield srength at operating temps, and lower expansion...DS00-7951$211.43