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All new incorporating the latest in Resonance Chamber TechnologyPatented core shape lowers sound level while maintaining maximum power outputPatented canister shape increases internal volume for more sound absorbing materialPatented chamber design to...

Complete standard bore kitsComplete standard bore high compression kitsComplete Big Bore KitsIncludes cylinder, piston kit and gasketsTop end gasket kit does not include valve stem sealsMatched with vertex pistons to ensure longevity, performance and...

Includes cylinder, piston kit and gasketsMatched with vertex pistons to ensure longevity, performance and reduce engine noiseReplacement piston, gaskets, and ring sets availableCylinder looks just like stockNickel silicon carbide plated for longer...

Athena Cylinder Kit Bb 94Mm 12.3:1 Ac/Kaw/Suz P400510100002

XTRIG ROCS Opposing clamp system guarantees a more secure, better functioning with more stability than any clamp on the market.Complete with PHDSSafe clamping area with new opposing bolt designMaintains perfect roundness in the clamping area even under...

All new incorporating the latest in Resonance Chamber TechnologyPatented core shape lowers sound level while maintaining maximum power outputPatented canister shape increases internal volume for more sound absorbing materialPatented chamber design to...

All new incorporating the latest in Resonance Chamber TechnologyPatented core shape lowers sound level while maintaining maximum power outputPatented canister shape increases internal volume for more sound absorbing materialPatented chamber design to...

Convenient one stop shop in a box! Nearly all components required for a complete and professional rebuild.Vertex Piston Kit (standard compression piston, rings, pin and clips)Hot Rods Heavy Duty crank (stock stroke - includes wrist pin bearing for two...

Convenient one stop shop in a box! Nearly all components required for a complete and professional rebuild.Vertex Piston Kit (standard compression piston, rings, pin and clips)Hot Rods Heavy Duty crank (stock stroke - includes wrist pin bearing for two...

Complete standard bore kitsComplete standard bore high compression kitsComplete Big Bore KitsIncludes cylinder, piston kit and gasketsTop end gasket kit does not include valve stem sealsMatched with vertex pistons to ensure longevity, performance and...

Includes cylinder, piston kit and gasketsMatched with vertex pistons to ensure longevity, performance and reduce engine noiseReplacement piston, gaskets, and ring sets availableCylinder looks just like stockNickel silicon carbide plated for longer...

Athena Cylinder Kit Bb 50Mm 12.8:1 Kaw P400250100007