Cylinder Works High Compression Cylinder Kit 77.00mm 20010 K01HC feed mpn 01 1411 C Product Details Product Line Arlen Product Details Product Line Arlen Ness Monster Sucker Air Cleaner Kit Part Number 81 034 Fitment Type Model Specific Fitment Use Type Unit Sale Qty Kit Style Black Synthetic Filter with Chrome Back Plate Size Position Material Billet Aluminum Color Chrome Finish No Cover Exhaust Configuration Muffler Size Muffler End Tip Style California Emissions FALSE Product Disclaimer Fitment Note Fitment Note Fitment Note Fitment Note Fitment Note 1998 05 KTM 125EXC USA Product Details Product Line Cylinder Works High Compression Cylinder Kit Part Number 20010 K01HC Fitment Type Model Size Specific Fitmetn Use Type Unit Sale Qty Kit Style Standard Bore High Compression Cylinder Kit Position Material Aluminum Finish Piston Cylinder Size 77 direct bolt on cylinders require no re plating and look virtually identical to the OEM cylinders