Cylinder Works Big Bore Cylinder Kit - 79.00mm - 12001-K01 2007 Yamaha TTR230 ESR840 offers a super stable

ESR840 offers a super stable battery voltage across the RPM range and will run much cooler than the OEM unit due to the improved heat sink design

Product Details Product Line Cobra Slip-On Mufflers Part Number 6020 Fitment Type Model-Specific Fitment Use Type Unit Sale Qty Style Size Position Material Color Chrome Finish Polished Exhaust Configuration Dual Muffler Slip-On Exhaust Muffler Size 3 Inch Muffler Body Muffler End/Tip Style California Emissions TRUE Product Disclaimer Fitment Note Fitment Note Fitment Note Fitment Note Fitment Note

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Cylinder Works Big Bore Cylinder Kit - 79.00mm - 12001-K01 2007 Yamaha TTR230 ESR840 offers a super stableCylinder Works Big Bore Cylinder Kit Ready to install, direct bolt on cylinders require no re plating and look virtually identical to the OEM cylinders Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise Kits come complete with gaskets, cylinder, piston, rings, pin and clips Nickel Silicon Carbide plated for long life Big bore cylinders do not require machine work (unless noted) Product Details