KB PERFORMANCE Piston Kit - 4.250" +0.005" - 11.8:1 CR - 124" Big Bore - 107" M8 [KB595LCA005]

KB PERFORMANCE Piston Kit - 4.250" +0.005" - 11.8:1 CR - 124" Big Bore - 107" M8 [KB595LCA005]

Manufacturer Part Number: KB595LCA005

Parts Unlimited Part Number: 09106404

Product Type: Piston & Ring Kits

Piston Kit - 4.250" +0.005" - 11.8:1 CR - 124" Big Bore - 107" M8

Details

• Riding Style: Street
• Bore - Oversize: +0,005"
• Displacement: 124"
• Piston Material: 4032 Aluminum Alloy
• Bore Size: 4.250"
• Model: Super Duty
• Bore - Oversize: +0.005"
• Product Name: Piston Kit
• Type: Big Bore
• Compression Ratio: 11.8:1
• Piston Head Shape: Domed
• Stroke Length: 4.375"
• Style: Forged
• Units: Kit
• Valve pockets are designed to accept up to +4.00 mm oversized intake and exhaust valves
• Type 3 hard-anodized crown offers corrosion resistance for alcohol-added fuels
• Type 3 hard-anodized top ring groove eliminates micro-welding of ring to the groove and gives a hard-flat surface for ring to rotate on
• OE-style round wire locks are easily installed
• Heavy-duty wrist pins with true 0.9270” diameter to fit rods correctly
• Line2Line AST skirt coating starts out with a near-zero wall clearance and through the break-in period hones the cylinders to produce the correct oil wedge, keeping the piston square to the cylinder for best ring seal and quiet operation
• Kit includes pistons, rings, pins and locks
• Requires 4.250" bore cylinder sold separately.

Verified Fitment

• 2022 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2018 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2019 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2020 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2023 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2024 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2017 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2021 Harley-Davidson FLHTCUTG Tri Glide Ultra
• 2023 Harley-Davidson FLSB Sport Glide 107
• 2021 Harley-Davidson FLSB Sport Glide 107
• 2018 Harley-Davidson FLSB Sport Glide 107
• 2019 Harley-Davidson FLSB Sport Glide 107
• 2022 Harley-Davidson FLSB Sport Glide 107
• 2024 Harley-Davidson FLSB Sport Glide 107
• 2020 Harley-Davidson FLSB Sport Glide 107
• 2019 Harley-Davidson FLSL Softail Slim 107
• 2018 Harley-Davidson FLSL Softail Slim 107
• 2020 Harley-Davidson FLSL Softail Slim 107
• 2021 Harley-Davidson FLSL Softail Slim 107
• 2017 Harley-Davidson FLHX Street Glide
• 2020 Harley-Davidson FLHX Street Glide
• 2023 Harley-Davidson FLHX Street Glide
• 2018 Harley-Davidson FLHX Street Glide
• 2022 Harley-Davidson FLHX Street Glide
• 2024 Harley-Davidson FLHX Street Glide
• 2019 Harley-Davidson FLHX Street Glide
• 2021 Harley-Davidson FLHX Street Glide
• 2018 Harley-Davidson FXBB Street Bob 107
• 2020 Harley-Davidson FXBB Street Bob 107
• 2019 Harley-Davidson FXBB Street Bob 107
• 2019 Harley-Davidson FLHC Heritage Classic 107
• 2018 Harley-Davidson FLHC Heritage Classic 107
• 2020 Harley-Davidson FLHC Heritage Classic 107
• 2021 Harley-Davidson FLHC Heritage Classic 107
• 2019 Harley-Davidson FLHR Road King
• 2020 Harley-Davidson FLHR Road King
• 2022 Harley-Davidson FLHR Road King
• 2017 Harley-Davidson FLHR Road King
• 2018 Harley-Davidson FLHR Road King
• 2021 Harley-Davidson FLHR Road King
• 2019 Harley-Davidson FLHT Electra Glide Standard
• 2020 Harley-Davidson FLHT Electra Glide Standard
• 2021 Harley-Davidson FLHT Electra Glide Standard
• 2022 Harley-Davidson FLHT Electra Glide Standard
• 2018 Harley-Davidson FXBR Breakout 107
• 2019 Harley-Davidson FXBR Breakout 107
• 2019 Harley-Davidson FXLR Low Rider 107
• 2018 Harley-Davidson FXLR Low Rider 107
• 2020 Harley-Davidson FXLR Low Rider 107
• 2018 Harley-Davidson FLFB Fat Boy 107
• 2020 Harley-Davidson FLFB Fat Boy 107
• 2019 Harley-Davidson FLFB Fat Boy 107