Engine

SpecificationsPart: Piston RingsSize: 91.96-91.97mmProduct FeaturesCompression rings are manufactured from either a highly ductile cast iron, or stainless steel alloy. The material of the rings is determined by the material of the cylinder wall the rings...

SpecificationsPart: Top End KitSize: 44.96 mmOversize: StdPiston Type: CastRing Count: Single RingProduct FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon build-up...

SpecificationsPart: PistonSize: 76.95 mmOversize: StdPiston Type: ForgedCompression Ratio: 13.5:1Product FeaturesForged pistons compared to standard cast pistons, offer superior tensile and yield srength at operating temps, and lower expansion rates (for...

SpecificationsPart: Top End KitSize: 53.94 mmOversize: StdPiston Type: CastRing Count: Single RingProduct FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined head which helps reduce carbon build-up...

SpecificationsPart: Top End KitSize: 98.94 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...

SpecificationsPart: PistonSize: 79.96 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...

Fits: MakeModelYearHarley-DavidsonFLD Dyna Switchback2012-2016Harley-DavidsonFLHR Road King2005-2017Harley-DavidsonFLHRC Road King Classic2005-2013Harley-DavidsonFLHRS Road King Custom2005-2007Harley-DavidsonFLHRSE CVO Road King2008Harley-DavidsonFLHRSE...

SpecificationsPart: PistonSize: 47.46 mmOversize: +0.50 mmPiston Type: CastCompression Ratio: 9.6:1Notes: Dome is NOT machine finished.Product FeaturesAnodized piston head increases strength and heat dissapation. MOST Namura pistons feature a machined...

SpecificationsPart: Top End GasketsProduct FeaturesAll components are manufactured to OE-specs. Paper gaskets are composed of non-asbestos Nitrile Butadiene bonded cellulose fiber materials, which maintain their tensile strength and torque retention in...

SpecificationsPart: Complete Gasket SetProduct FeaturesAll components are manufactured to OE-specs. Paper gaskets are composed of non-asbestos Nitrile Butadiene bonded cellulose fiber materials, which maintain their tensile strength and torque retention...

SpecificationsPart: Complete Gasket SetProduct FeaturesAll components are manufactured to OE-specs. Paper gaskets are composed of non-asbestos Nitrile Butadiene bonded cellulose fiber materials, which maintain their tensile strength and torque retention...

SpecificationsPart: Top End KitSize: 94.95 mmOversize: StdPiston Type: ForgedCompression Ratio: 12.5:1Product FeaturesForged pistons compared to standard cast pistons, offer superior tensile and yield srength at operating temps, and lower expansion rates...