Engine
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Namura Std Top End Kit 10.5:1 NA-40008K
Other
$125.77SpecificationsPart: Top End KitSize: 84.42 mmOversize: StdPiston Type: CastCompression Ratio: 10.5:1Product FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon...DS00-8827$125.77 -
Psychic SS Exhaust Valve AU-09022E for Kawasaki KL250 KLR250 1985-2005
Other
$22.77Fits:MakeModelYearNoteKawasakiKL2501985-1986(2 Needed)KawasakiKLR2501985-2005(2 Needed)Part Notes: Sold individually.Valve DimensionsHead Diameter: 24.7mmStem Diameter: 5.5mmOverall Length: 87.16mmProduct FeaturesSOLD INDIVIDUALLY. Manufactured from a...DS00-2969$22.77 -
Namura +0.50mm Top End Kit 9.2:1 NA-40010-2K for Grizzly Rhino 660 02-08
Other
$166.60SpecificationsPart: Top End KitSize: 100.47 mmOversize: +0.50 mmPiston Type: CastCompression Ratio: 9.2:1Product FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon...DS00-8839$166.60 -
Psychic SS Intake Valve AU-09022I for Kawasaki KL250 KLR250 1985-2005
Other
$22.00Fits:MakeModelYearNoteKawasakiKL2501985-1986(2 Needed)KawasakiKLR2501985-2005(2 Needed)Part Notes: Sold individually.Valve DimensionsHead Diameter: 29mmStem Diameter: 5.5mmOverall Length: 89.09mmProduct FeaturesSOLD INDIVIDUALLY. Manufactured from a high...DS00-2970$22.00 -
Psychic SS Racing Exhaust Valve Kit XU-09502EK for CRF250R 04-07 CRF250X 04-17
Other
$69.10Fits:MakeModelYearHondaCRF250R2004-2007HondaCRF250X2004-2017Product 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...DS00-2986$69.10 -
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 Exhaust Valve Spring XU-09502ES for Honda CRF450R 2002-2008
Other
$20.48Fits:MakeModelYearHondaCRF450R2002-2008Product FeaturesDesigned to be used with stainless steel valves. Manufactured from a high stength oil-tempered steel alloy. Heat treated to increase the durability. Machined to precise specifications.DS00-2987$20.48 -
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 -
Namura +1.00mm Top End Kit NA-50000-4K
Other
$95.26SpecificationsPart: Top End KitSize: 72.96 mmOversize: +1.00 mmPiston Type: CastRing Count: Dual RingProduct FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon...DS00-8939$95.26 -
Psychic SS Racing Intake Valve Kit for KX250F 2004-2006 RMZ250 2004-2006
Other
$69.10Fits:MakeModelYearKawasakiKX250F2004-2006SuzukiRMZ2502004-2006Product 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...DS00-3004$69.10 -
Psychic SS Racing Exhaust Valve XU-09518E for XT225 1992-2007 TTR225 1999-2004
Other
$26.56Fits:MakeModelYearYamahaTTR2251999-2004YamahaXT2251992-2007Part Notes: Sold individually.Product FeaturesSOLD INDIVIDUALLY. Forged, stainless steel, one piece construction. Black nitride coating allows a higher resistance to wear along with reducing...DS00-3008$26.56 -
Namura +1.50mm Top End Kit NA-50000-6K
Other
$95.26SpecificationsPart: Top End KitSize: 73.46 mmOversize: +1.50 mmPiston Type: CastRing Count: Dual RingProduct FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon...DS00-8942$95.26