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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
Compression Ratio: 10.5:1
Product Name: Piston Kit
Riding Style: Street
Piston Material: Hypereutectic Alloy
Bore Oversize: +0.005″
Units: Kit
Bore Size: 3.750″
Weight: 3.25
Height: 4.8
Length: 9.56
Width: 4.92
KB Performance KB426C.005 – Piston Kit – Twin Cam 88
Original price was: $251.70.$62.92Current price is: $62.92.






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