S&S Cycle SS320-0598 4-1/2 Stroke Flywheel Assembly for 114ci to 117ci Milwaukee-Eight Touring 17-Up/Softail 18-Up
S&S Cycle SS320-0598 4-1/2 Stroke Flywheel Assembly for 114ci to 117ci Milwaukee-Eight Touring 17-Up/Softail 18-Up is backordered and will ship as soon as it is back in stock.
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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, the new cranks for the Milwaukee-Eight® platform are the best of the best to build your high performance engine around.
FEATURES & BENEFITS
• 4-1/2" Stroke (114 or 128ci)
• Balance Gear installed
• Heat Treated 4140 Material is harder & more than twice as strong as stock
• Stronger assembly eliminates need to weld crankpin
• Capable of higher RPM - More available power!
• S&S High Strength Connecting Rods are designed with Finite Element Analysis to eliminate weak spots and handle more power!
• Tapered wristpin connecting rods compatible with stock pistons
• Balanced for stock piston weight (1060g)
• Perfect for Gear Drive Cams
• Consistent balance & precision machining
• Capable of higher RPM – More available power!
**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 Softail Breakout 114 115th Anniversary FXBRS : 2018
- Harley-Davidson Softail Breakout 114 FXBRS : 2018–2020
- Harley-Davidson Softail Breakout FXBR : 2018–2019
- Harley-Davidson Softail Deluxe FLDE : 2018–2020
- Harley-Davidson Softail Fat Bob 114 FXFBS : 2018–2020
- Harley-Davidson Softail Fat Bob FXFB : 2018–2020
- Harley-Davidson Softail Fat Boy 114 115th Anniversary FLFBS : 2018
- Harley-Davidson Softail Fat Boy 114 Anniversary FLFBS : 2020
- Harley-Davidson Softail Fat Boy 114 FLFBS : 2018–2020
- Harley-Davidson Softail Fat Boy FLFB : 2018–2020
- Harley-Davidson Softail FXDR 114 FXDRS : 2019–2020
- Harley-Davidson Softail Heritage Classic 114 115th Anniversary FLHCS : 2018
- Harley-Davidson Softail Heritage Classic 114 FLHCS : 2018–2020
- Harley-Davidson Softail Heritage Classic FLHC : 2018–2020
- Harley-Davidson Softail Low Rider FXLR : 2018–2020
- Harley-Davidson Softail Low Rider S FXLRS : 2020
- Harley-Davidson Softail Slim FLSL : 2018–2020
- Harley-Davidson Softail Sport Glide FLSB : 2018–2020
- Harley-Davidson Softail Standard FXST : 2020
- Harley-Davidson Softail Street Bob FXBB : 2018–2020
- Harley-Davidson Touring Electra Glide Police FLHTP : 2017–2020
- Harley-Davidson Touring Electra Glide Standard FLHT : 2019–2020
- Harley-Davidson Touring Electra Glide Ultra Classic FLHTCU : 2017–2019
- Harley-Davidson Touring Road Glide CVO FLTRXSE : 2018–2020
- Harley-Davidson Touring Road Glide FLTRX : 2017–2020
- Harley-Davidson Touring Road Glide Limited FLTRK : 2020
- Harley-Davidson Touring Road Glide Special FLTRXS : 2017–2020
- Harley-Davidson Touring Road Glide Ultra FLTRU : 2017–2019
- Harley-Davidson Touring Road King FLHR : 2017–2020
- Harley-Davidson Touring Road King Police FLHP : 2017–2020
- Harley-Davidson Touring Road King Special FLHRXS : 2017–2020
- Harley-Davidson Touring Street Glide Anniversary FLHX : 2018
- Harley-Davidson Touring Street Glide CVO FLHXSE : 2017–2020
- Harley-Davidson Touring Street Glide FLHX : 2017–2020
- Harley-Davidson Touring Street Glide Special Anniversary FLHXS : 2018
- Harley-Davidson Touring Street Glide Special FLHXS : 2017–2020
- Harley-Davidson Touring Ultra Limited Anniversary FLHTK : 2018
- Harley-Davidson Touring Ultra Limited CVO Anniversary FLHTKSE : 2018
- Harley-Davidson Touring Ultra Limited CVO FLHTKSE : 2017–2020
- Harley-Davidson Touring Ultra Limited FLHTK : 2017–2020
- Harley-Davidson Touring Ultra Limited Low FLHTKL : 2017–2019
- Harley-Davidson Trike Freewheeler FLRT : 2017–2020
- Harley-Davidson Trike Tri Glide Ultra Classic Anniversary FLHTCUTG : 2018
- Harley-Davidson Trike Tri Glide Ultra Classic CVO FLHTCUTGSE : 2020
- Harley-Davidson Trike Tri Glide Ultra Classic FLHTCUTG : 2017–2020
(Part Numbers: ROL-SS320-0598)



