S&S Cycle

320-0455

S&S Cycle 3-Piece Flywheel - 4 1/2in. Stroke 320-0455

Forged

Vast improvement over stock flywheels which shift out of true under heavy load
Heat treated 4140 material is 114% stronger than stock, eliminates thrust washer
Larger 1.671in. crankpin, increased cross-sectional area for increased crank-pin clamping force.
No welding required
Integral mainshafts, truer flywheels and less vibration

Vast improvement over stock flywheels which shift out of true under heavy load
Heat treated 4140 material is 114% stronger than stock, eliminates thrust washer
Larger 1.671in. crankpin, increased cross-sectional area for increased crank-pin clamping force.
No welding required
Integral mainshafts, truer flywheels and less vibration
Notes: Strokes longer than stock will require S&S piston oiler set #31-2026. 07-up stock rod length is 7.659in..
Stock pistons in 2007 and later engines require rods with tapered wristpin ends.
Rod with Straight wristpin end
Without Sproket bearing race

This Item Fits the Following Applications:
2013 Harley Davidson FXSBSE CVO Breakout, Fitment Notes: For S&S 106 Stroker
2013 Harley Davidson FXSB Breakout, Fitment Notes: For S&S 106 Stroker
2012-2013 Harley Davidson FLS Softail Slim, Fitment Notes: For S&S 106 Stroker
2012 Harley Davidson FLSTSE3 CVO Softail Convertible, Fitment Notes: For S&S 106 Stroker
2011-2013 Harley Davidson FXS Blackline, Fitment Notes: For S&S 106 Stroker
2011 Harley Davidson FLSTSE2 CVO Softail Convertible, Fitment Notes: For S&S 106 Stroker
2010-2013 Harley Davidson FLSTFB Fat Boy Lo, Fitment Notes: For S&S 106 Stroker
2010 Harley Davidson FLSTSE CVO Softail Convertible, Fitment Notes: For S&S 106 Stroker
2009 Harley Davidson FXSTSSE3 CVO Softail Springer, Fitment Notes: For S&S 106 Stroker
2008-2011 Harley Davidson FLSTSB Cross Bones, Fitment Notes: For S&S 106 Stroker
2008 Harley Davidson FXSTSSE2 Screamin Eagle Softail Springer, Fitment Notes: For S&S 106 Stroker
2007-2013 Harley Davidson FLSTN Softail Deluxe, Fitment Notes: For S&S 106 Stroker
2007-2013 Harley Davidson FLSTF Fat Boy, Fitment Notes: For S&S 106 Stroker
2007-2013 Harley Davidson FLSTC Heritage Softail Classic, Fitment Notes: For S&S 106 Stroker
2007-2010 Harley Davidson FXSTC Softail Custom

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