Athena
Athena delivers high-quality motorcycle gaskets, piston kits and cylinders engineered for precision fit, reliable sealing and long-lasting engine performance. Trusted by riders and mechanics worldwide, Athena components ensure consistent compression and durability on every ride.
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Athena - S4C05800002B - Piston Kit - 57.95 mm - Kawasaki
Athena
$242.95Athena - S4C05800002B - Piston Kit - 57.95 mm - KawasakiFeaturesHigh resistance to mechanical thermal stressesMade with cutting edge CNC machining tools that ensures dimensional tolerances of less...$242.95 -
Athena - S4C05800002A - Piston Kit - 57.94 mm - Kawasaki
Athena
$242.95Athena - S4C05800002A - Piston Kit - 57.94 mm - KawasakiFeaturesHigh resistance to mechanical thermal stressesMade with cutting edge CNC machining tools that ensures dimensional tolerances of less...$242.95 -
Athena - S5F08300005B - Piston Kit - 82.96 mm - Kawasaki | Suzuki
Athena
$256.95Athena - S5F08300005B - Piston Kit - 82.96 mm - Kawasaki | SuzukiFeaturesEasy-to-follow step-by-step installation instructionsSpecsDisplacement250 ccEngine Type4-StrokeStyleForgedBore Size Metric82...$256.95 -
Athena - P400270100002 - Cylinder Kit - 50.00 mm - SX65
Athena
$872.95Athena - P400270100002 - Cylinder Kit - 50.00 mm - SX65FeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)Kit also includes Athena top end gasket set with...$872.95 -
Athena - P400250100011 - Cylinder Kit - 58.00 mm - KX125
Athena
$1,201.95Athena - P400250100011 - Cylinder Kit - 58.00 mm - KX125FeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)Kit also includes Athena top end gasket set with...$1,201.95 -
Athena - P400510100006 - Cylinder Kit - 100.00 mm - RMZ450
Athena
$1,156.95Athena - P400510100006 - Cylinder Kit - 100.00 mm - RMZ450FeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)Forged piston with molybdenum coatingDoes not...$1,156.95 -
Athena - P400485100030 - Cylinder Kit - 58.00 mm - YZ125/X
Athena
$1,223.95Athena - P400485100030 - Cylinder Kit - 58.00 mm - YZ125/XFeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)Kit also includes Athena top end gasket set with...$1,223.95 -
Athena - P400485100017 - Cylinder Kit - 54.00 mm - YZ125
Athena
$1,110.95Athena - P400485100017 - Cylinder Kit - 54.00 mm - YZ125FeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)There is an aluminum cylinder head with a removable...$1,110.95 -
Out of stock
Athena - P400485100012 - Cylinder Kit - 83.00 mm - YZ/WR250F
Athena
$1,142.95Athena - P400485100012 - Cylinder Kit - 83.00 mm - YZ/WR250FFeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)Forged piston with molybdenum coatingDoes not...$1,142.95 -
Athena - P400250600011 - Top End Gasket Kit - Kawasaki
Athena
$41.95Athena - P400250600011 - Top End Gasket Kit - KawasakiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$41.95 -
Athena - S41316133 - Piston Ring Set
Athena
$33.95Athena - S41316133 - Piston Ring SetFeaturesSpecsEngine Type4-StrokeRiding StyleOff-RoadProduct NamePiston RingPiston MaterialForgedBore Size Metric83.00...$33.95 -
Athena - P400250600016 - Top End Gasket Kit - Kawasaki/Suzuki
Athena
$86.95Athena - P400250600016 - Top End Gasket Kit - Kawasaki/SuzukiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize...$86.95 -
Athena - P400510600034 - Top End Gasket Kit - Suzuki
Athena
$21.95Athena - P400510600034 - Top End Gasket Kit - SuzukiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$21.95 -
Athena - P400510600035 - Top End Gasket Kit - Suzuki
Athena
$42.95Athena - P400510600035 - Top End Gasket Kit - SuzukiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$42.95 -
Athena - P400210600065 - Top End Gasket Kit - Honda
Athena
$42.95Athena - P400210600065 - Top End Gasket Kit - HondaFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$42.95 -
Athena - P400250160001 - Cylinder Gasket Kit - Kawasaki - 54 mm
Athena
$57.95Athena - P400250160001 - Cylinder Gasket Kit - Kawasaki - 54 mmFeaturesLow moisture absorption, highest mechanical resistance, resistance to oils and gasoline, resistance to high temperatures and...$57.95 -
Athena - P400250100007 - Cylinder Kit - 50.00 mm - KX65
Athena
$932.95Athena - P400250100007 - Cylinder Kit - 50.00 mm - KX65FeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)Kit also includes Athena top end gasket set with...$932.95 -
Athena - P400250600021 - Top End Gasket Kit - Kawasaki
Athena
$40.95Athena - P400250600021 - Top End Gasket Kit - KawasakiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$40.95 -
Athena - P400250100001 - Cylinder Kit - 54.00 mm - KX125
Athena
$970.95Athena - P400250100001 - Cylinder Kit - 54.00 mm - KX125FeaturesSpecially designed, high performance, hard anodized power valves (cannot use OEM)There is an aluminum cylinder head with a removable...$970.95 -
Athena - S41316089 - Piston Ring Set
Athena
$39.95Athena - S41316089 - Piston Ring SetFeaturesSpecsPiston MaterialForgedProduct NamePiston RingUnitsSetEngine Type4-StrokeBore Size Metric82.00 mmRiding...$39.95 -
Athena - S41316130 - Piston Ring Set
Athena
$15.95Athena - S41316130 - Piston Ring SetFeaturesSpecsRiding StyleOff-RoadUnitsSetEngine Type4-StrokePiston MaterialAluminumBore Size Metric53.94 mmProduct NamePiston RingFitment1997-2021YamahaYZ125$15.95 -
Athena - S41316178 - Piston Ring Set
Athena
$57.95Athena - S41316178 - Piston Ring SetFeaturesSpecsEngine Type4-StrokeUnitsSetRiding StyleOff-RoadBore Size Metric100.00 mmPiston MaterialForgedProduct NamePiston...$57.95 -
Out of stock
Athena - S41316181 - Ring Set
Athena
$55.95Athena - S41316181 - Ring SetFeaturesSpecsEngine Type4-StrokeBore Size Metric68.96 mmRiding StyleOff-RoadPiston MaterialAluminumProduct NamePiston RingUnitsSetFitment2007-2010HondaCRF150R$55.95 -
Athena - S41316016 - Piston Ring Set - Standard
Athena
$34.95Athena - S41316016 - Piston Ring Set - StandardFeaturesSpecsRiding StyleOff-RoadEngine Type2-StrokeProduct NamePiston RingUnitsSetPiston MaterialForgedBore Size Metric71.93 mmFitment1996-2016KTM300...$34.95 -
Out of stock
Athena - S41316004 - Piston Ring Set - Standard
Athena
$27.95Athena - S41316004 - Piston Ring Set - StandardFeaturesSpecsRiding StyleOff-RoadBore Size Metric53.95 mmUnitsSetEngine Type2-StrokeProduct NamePiston RingPiston...$27.95 -
Athena - P400510600069 - Top End Gasket Kit - Suzuki
Athena
$45.95Athena - P400510600069 - Top End Gasket Kit - SuzukiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$45.95 -
Athena - P400270600016 - Top End Gasket Kit - KTM
Athena
$73.95Athena - P400270600016 - Top End Gasket Kit - KTMFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$73.95 -
Athena - P400270600013 - Top End Gasket Kit - Husqvarna/KTM
Athena
$24.95Athena - P400270600013 - Top End Gasket Kit - Husqvarna/KTMFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize...$24.95 -
Athena - P400270600047 - Top End Gasket Kit - Gas Gas/Husqvarna/KTM
Athena
$73.95Athena - P400270600047 - Top End Gasket Kit - Gas Gas/Husqvarna/KTMFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to...$73.95 -
Athena - P400210600183 - Top End Gasket Kit - Honda
Athena
$46.95Athena - P400210600183 - Top End Gasket Kit - HondaFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$46.95 -
Athena - P400210160019 - Gasket Kit - Honda - 69 mm
Athena
$64.95Athena - P400210160019 - Gasket Kit - Honda - 69 mmFeaturesLow moisture absorption, highest mechanical resistance, resistance to oils and gasoline, resistance to high temperatures and pressures, easy...$64.95 -
Out of stock
Athena - P400485160017 - Gasket Kit - Yamaha - 83 mm
Athena
$99.95Athena - P400485160017 - Gasket Kit - Yamaha - 83 mmFeaturesLow moisture absorption, highest mechanical resistance, resistance to oils and gasoline, resistance to high temperatures and pressures,...$99.95 -
Out of stock
Athena - P400210600192 - Top End Gasket Kit - Honda
Athena
$54.95Athena - P400210600192 - Top End Gasket Kit - HondaFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$54.95 -
Out of stock
Athena - P400270600220/1 - Top End Gasket Kit - KTM
Athena
$51.95Athena - P400270600220/1 - Top End Gasket Kit - KTMFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$51.95 -
Athena - P400250160008 - Gasket Kit - Kawasaki - 58 mm
Athena
$118.95Athena - P400250160008 - Gasket Kit - Kawasaki - 58 mmFeaturesLow moisture absorption, highest mechanical resistance, resistance to oils and gasoline, resistance to high temperatures and pressures,...$118.95 -
Athena - P400485160025 - Gasket Kit - Yamaha - 102 mm
Athena
$98.95Athena - P400485160025 - Gasket Kit - Yamaha - 102 mmFeaturesLow moisture absorption, highest mechanical resistance, resistance to oils and gasoline, resistance to high temperatures and pressures,...$98.95 -
Out of stock
Athena - P400210600202 - Top End Gasket Kit - Honda
Athena
$58.95Athena - P400210600202 - Top End Gasket Kit - HondaFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$58.95 -
Athena - P400510600098 - Top End Gasket Kit - Suzuki
Athena
$73.95Athena - P400510600098 - Top End Gasket Kit - SuzukiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$73.95 -
Athena - P400250600024 - Top End Gasket Kit - Kawasaki
Athena
$86.95Athena - P400250600024 - Top End Gasket Kit - KawasakiFeaturesKit includes a top-of-the line MLSS head gasket and two or more premium quality base gaskets of different thicknesses to optimize engine...$86.95 -
Out of stock
Athena - S4C05400010A - Piston Kit - 53.94 mm - Kawasaki KX125
Athena
$120.95Athena - S4C05400010A - Piston Kit - 53.94 mm - Kawasaki KX125FeaturesMade from special high-performance aluminum alloy with high silicon content that guarantee the same reliability of the OE...$120.95
Athena Gaskets, Piston Kits & Cylinder Components for Engine Performance
Athena is a global leader in motorcycle gaskets and engine components, producing parts designed for maximum reliability, performance and precision fit. From head gaskets to complete gasket kits, Athena products provide superior sealing and withstand the toughest riding conditions, whether on-road or off-road.
Built for professional builders and everyday riders, Athena piston kits and cylinder kits deliver consistent compression, improved engine lifespan and reduced oil leakage. Popular options like the Athena Top End Gasket Kits for Honda, Yamaha, Suzuki and Kawasaki vehicles make rebuilds easier and more dependable. Riders also rely on Athena cylinders and pistons to restore factory performance or achieve new power levels.
Whether you’re completing a full engine rebuild or replacing a head gasket, Athena components are trusted for precision engineering, OEM-level quality and lasting durability. Manufactured to exact specifications, these gaskets and engine kits keep your bike running at peak performance mile after mile.