Engine

WE RACE ON THE TRACK, NOT THE DYNO! Most camshaft designs are developed only on a dyno. Good camshaft designs not only increase power, they also improve throttle response. However, more power and better throttle response is a difficult design problem...

WE RACE ON THE TRACK, NOT THE DYNO! Most camshaft designs are developed only on a dyno. Good camshaft designs not only increase power, they also improve throttle response. However, more power and better throttle response is a difficult design problem...

Cast from the highest quality aluminumCovers come with the gasketsSeals perfectly to keep out dirt and moistureGives your bike the factory “WORKS” look

Maximize the 110 power range. Enhances mid-and top-end power with easy install. No core required. Use in stock motor or in addition to the 130 kit.

Athena Cylinder Head 54Mm Yam P400485200001

Feature Koyo and Nachi precision Japanese crank bearingsThe crankshaft seals feature a carbon/fluorocarbon pad on the seal lip and stainless steel garter springsReduces startup friction enhancing dry start performance and reducing crank pin wear

Feature Koyo and Nachi precision Japanese crank bearingsThe crankshaft seals feature a carbon/fluorocarbon pad on the seal lip and stainless steel garter springsReduces startup friction enhancing dry start performance and reducing crank pin wear

Kit includes replacement outer seal along with any O-rings, snap rings or lock washers required

CNC machined engine plugsReplaces stock plugs to give a factory bike lookLaser printed ZETA logo

CNC machined front sprocket cover.Designed to keep mud out of the front sprocket areaMade of A7009-T6 aluminum.

Forged one piece valves for unmatched strengthCVD/CNI coated to reduce heat and frictionManufactured to exacting tolerances from highest grade materialAll valves sold each

Wiseco Cam Chain Cc016