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S&S 106" Piston Kit

S&S 106" Piston Kit

This part is bike specific. It will not fit all makes / models / years.

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Product Overview

• These forged 3-7/8" bore stroker pistons for 1999-'16 HD® Big Twin are required for the S&S 106" stock bore stroker kit with 4-1/2" stroke flywheels

• They are compatible with stock or S&S® Super Stock® cylinder heads

• Stock 88" cylinders may be bored to fit these pistons

• Standard bore

Product Specs


• Piston Material: Aluminum


• Bore Size: 3.875"


• Stroke Length: 4-1/2"


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