KB Performance Hypereutectic Piston Kit 3.750 Bore 8.8:1 Harley Twin Cam 99-06

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KB Performance Hypereutectic Piston Kit 3.750 Bore 8.8:1 Harley Twin Cam 99-06

KB Performance Hypereutectic Piston Kit 3.750 Bore 8.8:1 Harley Twin Cam 99-06

Original price was: $199.68.Current price is: $140.46.

85 in stock

SKU: DS09106087 Category:

Description

  • 3.750″ Standard Bore
  • Compression Piston (Flat Top): 8.8:1
  • Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy
  • Allows 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 sold separately
  • KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance
  • Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation
  • Use lock rings Part DS09130001 (4-pk)

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