S&S Cycle
SKU: SS-320-0351
S&S Cycle 4-3/8" Stroke Flywheel Assembly w/out Sprocket Shaft Bearing Race for Harley-Davidson Big Twins 07-16 Non-Balanced Models
Out of Stock
$3,237.95
Or 4 payments of $809.49 with 
SS-320-0351
Description
S&S 4-3/8" Stroke Flywheel For Harley Twin Cam
The flywheels are the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of. Available with tapered connecting rods for stock style pistons or with full width connecting rods for S&S performance pistons. Three piece design with integral main shafts made from 4140 steel.
Features:
- 4-3/8" stroke
- Heavy duty 7.659" connecting rods
- 8-1/2" diameter flywheel
- Pinion and sprocket shafts are forged as part of the flywheel
- CNC machined from heat-treated, closed die, steel forgings, which are 114% stronger than late style stock steel flywheels
- Dynamically balanced
- Trued to less than .0005" runout on pinion and sprocket shaft bearing surfaces
- Capable of higher rpm
- Fully compatible with gear drive cams
- Made in the USA
(SS-320-0351)
Fitment
Fitment Notes & Exceptions
- Fits 2007-2017 Twin Cam "A" and 2006 Dyna
- Strokes longer than stock will require S&S Cycle piston oiler set. 2007-up stock rod length is 7.659". Stock pistons in 2007 and later engines require rods with tapered wristpin ends.
- Flywheel assemblies supplied with sprocket shaft bearing race installed are compatible with stock roller style sprocket shaft bearings. Assemblies with no race require a Timken sprocket shaft bearing.
**Please Note: The fitment information below has been generated as a guide and may not be 100% accurate. Please contact us if you require further assistance.
- Harley Davidson Dyna Fat Bob CVO/SE FXDFSE: 2009,2010
- Harley Davidson Dyna Fat Bob FXDF: 2008-2017
- Harley Davidson Dyna Low Rider FXDL/I: 2006-2017
- Harley Davidson Dyna Low Rider S FXDLS: 2016,2017
- Harley Davidson Dyna Street Bob FXDB/I: 2006-2017
- Harley Davidson Dyna Super Glide Custom FXDC/I: 2006-2014
- Harley Davidson Dyna Super Glide CVO/SE FXDSE: 2007
- Harley Davidson Dyna Super Glide CVO/SE FXDSE2: 2008
- Harley Davidson Dyna Super Glide FXD/I: 2006,2007,2008,2009,2010
- Harley Davidson Dyna Switchback FLD: 2012,2013,2014,2015,2016
- Harley Davidson Dyna Wide Glide FXDWG/I: 2006-2017
- Harley Davidson Electra Glide Classic FLHTC/I: 2007-2013
- Harley Davidson Electra Glide Standard FLHT/I: 2007,2008,2009
- Harley Davidson Electra Glide Ultra Classic FLHTCU/I: 2007-2016
- Harley Davidson Electra Glide Ultra Classic Low FLHTCUL: 2015,2016
- Harley Davidson Electra Glide Ultra Limited CVO/SE FLHTKSE: 2014,2015,2016
- Harley Davidson Electra Glide Ultra Limited FLHTK: 2010-2016
- Harley Davidson Electra Glide Ultra Limited Low FLHTKL: 2015,2016
- Harley Davidson Freewheeler FLRT: 2015,2016
- Harley Davidson Road Glide Custom FLTRX: 2010,2011,2012,2013
- Harley Davidson Road Glide CVO/SE FLTRSE3: 2009
- Harley Davidson Road Glide CVO/SE FLTRSEI: 2009
- Harley Davidson Road Glide CVO/SE FLTRXSE: 2012,2013
- Harley Davidson Road Glide FLTR/I: 2007,2008,2009
- Harley Davidson Road Glide FLTRX: 2015,2016
- Harley Davidson Road Glide Special FLTRXS: 2015,2016
- Harley Davidson Road Glide Ultra CVO/SE FLTRUSE: 2011,2015,2016
- Harley Davidson Road Glide Ultra FLTRU: 2011,2012,2013,2016
- Harley Davidson Road King Classic FLHRC/I: 2007-2013
- Harley Davidson Road King Custom FLHRS/I: 2007
- Harley Davidson Road King CVO/SE FLHRSE3: 2007
- Harley Davidson Road King CVO/SE FLHRSE4: 2008
- Harley Davidson Road King CVO/SE FLHRSE5: 2013
- Harley Davidson Road King CVO/SE FLHRSE6: 2014
- Harley Davidson Road King FLHR/I: 2007-2016
- Harley Davidson Street Glide CVO/SE FLHXSE: 2010,2015,2016
- Harley Davidson Street Glide CVO/SE FLHXSE2: 2011
- Harley Davidson Street Glide CVO/SE FLHXSE3: 2012
- Harley Davidson Street Glide FLHX/I: 2007-2016
- Harley Davidson Street Glide Special FLHXS: 2014,2015,2016
- Harley Davidson Street Glide Trike FLHXXX: 2010,2011
- Harley Davidson Tri Glide Ultra Classic FLHTCUTG: 2009-2016
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE2: 2007
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE3: 2008
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE4: 2009
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE5: 2010
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE6: 2011
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE7: 2012
- Harley Davidson Ultra Classic Electra Glide CVO/SE FLHTCUSE8: 2013
Specifications
SKU: SS-320-0351
Brand: S&S Cycle
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