KB Performance Hypereutectic Piston Kit 3.498" +0.010" 8.6:1 CR 80" Evolution Big Twin - KB258.010 For Harley 1984-1999 Brand_Steadymate 4 MM (1") / 25

4 MM (1") / 25

5 Tire Width 180 / 180 Aspect Ratio 55 Tire Size 180/55B18 / 180/55B18 Construction B (Bias Belted) Units Each Riding Style Street

Product Name Seat Type One-Piece Model Roadsofa™ Base Color Black Material Saddlehyde™ Fill Material Saddlegel Decoration Perforated Leather Stitching Lattice Stitched / Silver Stitching Overall Seat Length 30-1/2" Driver Seat Length 16" Driver Seat Width 14" Rear Seat Length 13" Rear Seat Width 12" Features Includes Backrest / Includes Rain Cover Units Each Riding Style Street

grip patterns and construction provide a look and feel unlike any other grip

KB Performance Hypereutectic Piston Kit 3.498" +0.010" 8.6:1 CR 80" Evolution Big Twin - KB258.010 For Harley 1984-1999 Brand_Steadymate 4 MM (1") / 25Features Manufactured from high strength, T 5, heat treated, 390 hypereutectic aluminum alloy Allow a tighter fit and longer piston and ring life Diamond machined pistons are held to plus or minus one gram weight and less than one half thousandth inch (. 0005") tolerances from piston to piston Each kit contains two pistons, pins, spiral lock pin clips and Hastings moly rings Replacement piston rings and pin lock rings available separately KB pistons